All The Claims

1. A seed of cotton cultivar DP 121 RF, wherein a representative sample of seed of said cultivar was deposited under ATCC Accession No. PTA-8494.
2. A cotton plant, or a regenarable part thereof, produced by growing the seed of claim 1.
3. A tissue culture of cells produced from the plant of claim 2, wherein said cells of the tissue culture are produced from a plant part selected from the group consisting of leaves, pollen, embryos, cotyledons, hypocotyl, meristematic cells, roots, root tips, pistils, anthers, flowers, and stems.
4. A protoplast produced from the plant of claim 2.
5. A protoplast produced from the tissue culture of claim 3.
6. A cotton plant regenerated from the tissue culture of claim 3, wherein the plant has of the morphological and physiological characteristics of cultivar DP 121 RF listed in Table 1, wherein a representative sample of seed was deposited under ATCC Accession No. PTA-8494.
7. A method for producing an F1 hybrid cotton seed, wherein the method comprises crossing the plant of claim 2 with a different cotton plant and harvesting the resultant F1 hybrid cotton seed.
8. A hybrid cotton seed produced by the method of claim 7.
9. A hybrid cotton plant, or a regenerable part thereof, produced by growing said hybrid seed of claim 8.
10. A method of producing an herbicide resistant cotton plant, wherein the method comprises transforming the cotton plant of claim 2 with a transgene wherein the transgene confers resistance to an herbicide selected from the group consisting of imidazolinone, sulfonylurea, glyphosate, glufosinate, L-phosphinothricin, triazine and benzonitrile.
11. An herbicide resistant cotton plant produced by the method of claim 10.
12. A method of producing an insect resistant cotton plant, wherein the method comprises transforming the cotton plant of claim 2 with a transgene that confers insect resistance.
13. An insect resistant cotton plant produced by the method of claim 12.
14. The cotton plant of claim 13, wherein the transgene encodes a Bacillus thuringiensis endotoxin.
15. A method of producing a disease resistant cotton plant, wherein the method comprises transforming the cotton plant of claim 2 with a transgene that confers disease resistance.
16. A disease resistant cotton plant produced by the method of claim 15.
17. A method of producing a cotton plant with modified fatty acid metabolism or modified carbohydrate metabolism, wherein the method comprises transforming the cotton plant of claim 2 with a transgene encoding a protein selected from the group consisting of phytase, fructosyltransferase, levansucrase, \u03b1-amylase, invertase and starch branching enzyme or encoding an antisense of stearyl-ACP desaturase.
18. A cotton plant having modified fatty acid metabolism or modified carbohydrate metabolism produced by the method of claim 17.
19. A method of introducing a desired trait into cotton cultivar DP 121 RF, wherein the method comprises:
(a) crossing a DP 121 RF plant, wherein a representative sample of seed was deposited under ATCC Accession No. PTA-8494, with a plant of another cotton cultivar that comprises a desired trait to produce progeny plants wherein the desired trait is selected from the group consisting of male sterility, herbicide resistance, insect resistance, modified fatty acid metabolism, modified carbohydrate metabolism and resistance to bacterial disease, fungal disease or viral disease;
(b) selecting one or more progeny plants that have the desired trait to produce selected progeny plants;
(c) crossing the selected progeny plants with the DP 121 RF plants to produce backcross progeny plants;
(d) selecting for backcross progeny plants that have the desired trait and the physiological and morphological characteristics of cotton cultivar DP 121 RF listed in Table 1 to produce selected backcross progeny plants; and
(e) repeating steps (c) and (d) three or more times in succession to produce selected fourth or higher backcross progeny plants that comprise the desired trait and the physiological and morphological characteristics of cotton cultivar DP 121 RF listed in Table 1.
20. A cotton plant produced by the method of claim 19, wherein the plant has the desired trait and all of the physiological and morphological characteristics of cotton cultivar DP 121 RF listed in Table 1.
21. The cotton plant of claim 20, wherein the desired trait is herbicide resistance and the resistance is conferred to an herbicide selected from the group consisting of imidazolinone, sulfonylurea, glyphosate, glufosinate, L-phosphinothricin, triazine and benzonitrile.
22. The cotton plant of claim 20, wherein the desired trait is insect resistance and the insect resistance is conferred by a transgene encoding a Bacillus thuringiensis endotoxin.
23. The cotton plant of claim 20, wherein the desired trait is modified fatty acid metabolism or modified carbohydrate metabolism and said desired trait is conferred by a nucleic acid encoding a protein selected from the group consisting of phytase, fructosyltransferase, levansucrase, \u03b1-amylase, invertase and starch branching enzyme or encoding an antisense of stearyl-ACP desaturase.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1. A power management apparatus, comprising:
a communication unit to communicate with a plurality of electrical instruments; and
a controller to predict a power consumption amount of a power management area when receiving an arbitration function execution signal from at least one of the plurality of electrical instruments, compare the power consumption amount with a predetermined power amount, and adjust an operation level of at least one other electrical instrument when the power consumption amount exceeds the predetermined power amount,
wherein the arbitration function execution signal corresponds to execution of at least one of a periodically performed function and a function selected by a user,
wherein the operation level of the at least one other electrical instrument includes a power consumption amount consumed during operation execution at the operation level, and
wherein the controller, in the adjusting of the operation level of the at least one other electrical instrument, adjusts a current operation level of the at least one other electronic instrument into an operation level having a lower power consumption amount such that an actual power consumption amount of the power management area is maintained below the predetermined power amount during the arbitration function execution.
2. The power management apparatus according to claim 1, further comprising a storage unit to store power information for respective operation levels and information about the arbitration function, transmitted from the plurality of electrical instruments.
3. The power management apparatus according to claim 2, wherein the information about the arbitration function includes at least one of a power amount consumed when the arbitration function is performed, an arbitration function execution start time, and an arbitration function execution end time.
4. The power management apparatus according to claim 3, wherein the controller adjusts the operation levels of the other electronic instruments, which are operated for a period of time, during which the arbitration function is performed.
5. The power management apparatus according to claim 3, wherein the predetermined power amount includes at least one of a permissible power amount for each time period and a monthly critical power amount.
6. The power management apparatus according to claim 5, wherein the communication unit communicates with a power supply source to receive at least one of the permissible power amount for each time period and the monthly critical power amount transmitted from the power supply source, and the controller controls the power amount transmitted from the power supply source to be stored.
7. The power management apparatus according to claim 5, wherein the controller predicts a power consumption amount for each time period of the power management area on the basis of the information about the arbitration function, compares the power consumption amount for each time period with the permissible power amount for each time period, and adjusts the operation levels of the other electrical instruments if a time period in which the power consumption amount exceeds the permissible power amount is present.
8. The power management apparatus according to claim 5, wherein the controller predicts a power consumption amount of a month of the power management area on the basis of the information about the arbitration function, compares the power consumption amount of the month with a critical power amount of the month, and adjusts the operation levels of the other electrical instruments when the power consumption amount of this month exceeds the critical power amount of the month.
9. The power management apparatus according to claim 2, wherein the communication unit receives power rate information transmitted from a power supply source, and the controller determines operation levels of the plurality of electrical instruments on the basis of the power rate information, the predetermined power amount, and power information for respective operation levels of the plurality of electrical instruments, and adjusts the determined operation levels of the other electrical instruments when the arbitration function of the at least one electrical instrument is performed.
10. The power management apparatus according to claim 9, wherein the controller determines if the current power rate information corresponds to power rate information before the arbitration function is performed when the arbitration function is finished, restores the operation levels of the other electrical instruments to operation levels before the arbitration function is performed if the current power rate information corresponds to the power rate information before the arbitration function is performed, and re-determines the operation levels of the other electrical instruments if the current power rate information is not identical to the power rate information before the arbitration function is performed.
11. The power management apparatus according to claim 10, wherein the controller confirms priorities of the other electrical instruments when the power consumption amount exceeds the predetermined power amount and lowers the operation levels of the other electrical instruments in ascending order of priority until the power consumption amount becomes less than the predetermined power amount.
12. The power management apparatus according to claim 10, wherein the controller confirms the priorities of the other electrical instruments when the power consumption amount exceeds the predetermined power amount and continuously lowers an operation level of an electrical instrument, having a lowest priority, until the power consumption amount becomes less than the predetermined power amount.
13. The power management apparatus according to claim 12, wherein the controller continuously lowers an operation level of an electrical instrument, having a second lowest priority, until the power consumption amount becomes less than the predetermined power amount when the power consumption amount exceeds the predetermined power amount, even in a state in which the operation level of the electrical instrument having the lowest priority has been adjusted to a lowest operation level.
14. The power management apparatus according to claim 2, wherein the power information for the respective operation levels of the plurality of electrical instruments includes at least one of a peak instantaneous power amount, an average power consumption amount, and an operation time for which power is consumed.
15. The power management apparatus according to claim 14, wherein the controller classifies the plurality of electrical instruments into a first group that sets operation time, a second group that cannot set the operation time, and a third group that cannot set the operation time and operation levels, and adjusts operation levels of electrical instruments belonging to the second group when the arbitration function execution signal is transmitted from the at least one of the plurality of electrical instruments.
16. The power management apparatus according to claim 1, wherein the controller maintains the operation levels of the other electrical instruments when the power consumption amount is less than the predetermined amount.
17. A method for controlling a power management apparatus, the method comprising:
predicting a power consumption amount of a power management area when an arbitration function execution signal is received from at least one of a plurality of electrical instruments;
comparing the power consumption amount with a predetermined power amount; and
adjusting an operation level of at least one other electrical instrument when the power consumption amount exceeds the predetermined power amount,
wherein the arbitration function execution signal corresponds to execution of at least one of a periodically performed function and a function selected by a user,
wherein the operation level of the at least one other electrical instrument includes a power consumption amount consumed during operation execution at the operation level, and
wherein the adjusting of the operation level of the at least one other electrical instrument, includes adjusting a current operation level of the at least one other electronic instrument into an operation level having a lower power consumption amount such that an actual power consumption amount of the power management area is maintained below the predetermined power amount during the arbitration function execution.
18. The method according to claim 17, further comprising storing power information for respective operation levels and information about an arbitration function transmitted from the plurality of electrical instruments.
19. The method according to claim 18, wherein the information about the arbitration function includes at least one of a power amount consumed when the arbitration function is performed, an arbitration function execution start time, and an arbitration function execution end time.
20. The method according to claim 19, wherein the adjusting of the operation levels of the other electrical instruments comprises adjusting the operation levels of the other electronic instruments, which are operated for a period of time during which the arbitration function is performed.
21. The method according to claim 19, wherein the predetermined power amount includes at least one of a permissible power amount for each time period and a monthly critical power amount.
22. The method according to claim 21, wherein the comparing of the power consumption amount with the predetermined power amount comprises:
predicting a power consumption amount for each time period on the basis of the information about the arbitration function; and
comparing the power consumption amount for each time period with the permissible power amount for each time period.
23. The method according to claim 21, wherein the comparing of the power consumption amount with the predetermined power amount comprises:
predicting a power consumption amount of a month of the power management area on the basis of the information about the arbitration function; and
comparing the power consumption amount of the month with a critical power amount of the month.
24. The method according to claim 19, further comprising:
receiving power rate information from a power supply source and storing the power rate information; and
determining operation levels of the plurality of electrical instruments on the basis of the power rate information, the predetermined power amount, and power information for respective operation levels of the plurality of electrical instruments.
25. The method according to claim 24, wherein the adjusting of the operation levels of the other electrical instruments comprises adjusting determined operation levels of the other electrical instruments.
26. The method according to claim 24, further comprising:
determining whether the arbitration function is finished;
determining whether power rate information before the arbitration function is performed is identical to power rate information after the arbitration function is performed when the arbitration function is finished;
restoring the operation levels of the other electrical instruments to the operation levels when the arbitration function is performed, when the power rate information before the arbitration function is performed, is identical to the power rate information after the arbitration function is performed; and
re-determining the operation levels of the other electrical instruments when the power rate information, before the arbitration function is performed, is different from the power rate information after the arbitration function is performed.
27. The method according to claim 26, wherein the determining of whether the arbitration function is finished comprises determining whether an arbitration function execution end signal is received from the at least one electrical instrument.
28. The method according to claim 26, wherein the determining of whether the arbitration function is finished comprises predicting an arbitration function execution end time on the basis of the information about the arbitration function, and determining whether current time corresponds to the predicted time.
29. The method according to claim 21, wherein the adjusting of the operation levels of the other electrical instruments comprises selecting an electrical instrument, which cannot set an operation time, from the plurality of electrical instruments, and adjusting an operation level of the selected electrical instrument.
30. The method according to claim 17, wherein the adjusting of the operation levels of the other electrical instruments comprises confirming priorities of the other electrical instruments, and lowering the operation levels of the other electrical instruments in ascending order of priority until the power consumption amount becomes less than the predetermined power amount.
31. The method according to claim 30, wherein the priorities are set by the user.
32. The method according to claim 17, wherein the adjusting of the operation levels of the other electrical instruments comprises checking priorities of the other electrical instruments, confirming an electrical instrument having a lowest priority, and continuously lowering an operation level of the electrical instrument having the lowest priority until the power consumption amount becomes less than the predetermined power amount.
33. The method according to claim 32, further comprising:
determining whether the operation level of the electrical instrument, having the lowest priority, is the lowest operation level in a state in which the power consumption amount exceeds the predetermined power amount;
confirming an electrical instrument, having a second lowest priority, when the operation level of the electrical instrument having the lowest priority is the lowest operation level in the state in which the power consumption amount exceeds the predetermined power amount; and
continuously lowering an operation level of the electrical instrument, having the second lowest priority, until the power consumption amount becomes less than the predetermined power amount.
34. The method according to claim 32, wherein the priorities are set by the user.
35. The method according to claim 17, further comprising maintaining the operation levels of the other electrical instruments if the power consumption amount is less than the predetermined power amount.
36. The method according to claim 17, wherein the adjusting of the operation levels of the other electrical instruments comprises:
confirming whether a battery is present in the power management area when the power consumption amount exceeds the predetermined power amount;
supplying power of the battery to the plurality of electrical instruments when the battery is present; and
adjusting the operation levels of the other electrical instruments when the battery is not present.
37. The method according to claim 36, further comprising blocking power supply of the battery when the arbitration function is finished.
38. The method according to claim 17, further comprising:
comparing the power consumption amount of the power management area with the predetermined power amount when a power measurement signal is received from a smart socket; and
adjusting an operation level of at least one of the plurality of electrical instruments when the power consumption amount exceeds the predetermined power amount.
39. The method according to claim 38, wherein the adjusting of the operation level of the at least one of the plurality of electrical instruments comprises adjusting an operation level of an electrical instrument, which does not perform the arbitration function.
40. The method according to claim 38, further comprising maintaining the operation levels of the plurality of electrical instruments when the power consumption amount is less than the predetermined power amount.
41. The method according to claim 38, further comprising restoring the adjusted operation level of the at least one electrical instrument when the power measurement signal is not received from the smart socket.
42. An electrical instrument comprising:
a communication unit to communicate with a power management apparatus; and
a controller to determine whether a first arbitration function is executed, to transmit an arbitration function execution signal to the power management apparatus when the arbitration function is executed, to control execution of the arbitration function, to adjust an operation level of the electrical instrument when another electrical instrument performs a second arbitration function and an operation level adjustment signal is transmitted from the power management apparatus, and to control the electrical instrument to be driven at the adjusted operation level,
wherein the controller independently controls execution of the arbitration function and adjusting of the operation level at different time points respectively,
wherein the first arbitration function and the second arbitration function correspond to execution of at least one of a periodically performed function and a function selected by a user,
wherein the operation level includes a power consumption amount consumed during operation execution at the operation level, and
wherein the controller, in the adjusting of the operation level, adjusts a current operation level into an operation level having a lower power consumption amount such that an actual power consumption amount of the power management area is maintained below the predetermined power amount during the second arbitration function execution.
43. The electrical instrument according to claim 42, further comprising a storage unit to store a plurality of operation algorithms each of which has at least one characteristic function, operation levels respectively corresponding to the plurality of operation algorithms, power information for the respective operation levels, and information about the arbitration function.
44. The electrical instrument according to claim 42, wherein the communication unit transmits the power information for the respective operation levels and the information about the arbitration function to the power management apparatus, according to an instruction of the controller.
45. The electrical instrument according to claim 42, further comprising an input unit by which a user selects the first arbitration function.
46. An electrical instrument, comprising:
a communication unit to communicate with a power management apparatus; and
a controller to adjust an operation level of the electrical instrument when another electrical instrument performs an arbitration function and transmits a corresponding arbitration function execution signal upon performing the arbitration function to the power management apparatus, and an operation level adjustment signal is transmitted from the power management apparatus, and control the electrical instrument to be driven at the adjusted operation level,
a storage unit to store a plurality of operation levels, having different power consumption amounts,
wherein an arbitration function corresponds to execution of at least one of a periodically performed function and a function selected by a user,
wherein the controller changes the operation level to an operation level having power consumption lower than that of the current operation level, when the operation level adjustment signal is inputted.
47. The electrical instrument according to claim 46, further comprising an input unit by which a user inputs at least one function,
wherein the controller sets the function input through the input unit as an arbitration function.
48. A power management system, comprising:
a plurality of electrical instruments having arbitration functions and a plurality of operation levels having different power consumption amounts; and
a power management apparatus to predict a power consumption amount of a power management area when receiving an arbitration function execution signal corresponding to at least one of the arbitration functions from at least one of the plurality of electrical instruments, compare the power consumption amount with a predetermined power amount, and adjust an operation level of at least one other electrical instrument when the power consumption amount exceeds the predetermined power amount,
wherein the arbitration functions correspond to execution of at least one of a periodically performed function and a function selected by a user,
wherein the operation level of the at least one other electrical instrument includes a power consumption amount consumed during operation execution at the operation level, and
wherein the power management apparatus, in the adjusting of the operation level of the at least one other electrical instrument, adjusts a current operation level of the at least one other electronic instrument into an operation level having a lower power consumption amount such that an actual power consumption amount of the power management area is maintained below the predetermined power amount during the arbitration function execution.
49. The power management system according to claim 48, wherein the information about the arbitration function includes at least one of a power amount consumed when the arbitration function is performed, an arbitration function execution start time, and an arbitration function execution end time.
50. The power management system according to claim 48, wherein the power management apparatus adjusts the operation levels of the other electrical instruments on the basis of a predetermined priority when the power consumption amount exceeds the predetermined power amount.
51. The power management system according to claim 50, wherein the power management apparatus lowers the operation levels of the other electrical instruments, level by level, in ascending order of priority until the power consumption amount becomes less than the predetermined power amount.
52. The power management system according to claim 50, wherein the power management apparatus lowers an operation level of an electrical instrument having a lowest priority to an operation level having a power consumption amount less than the predetermined power amount.
53. The power management system according to claim 48, wherein the power management apparatus determines the operation levels of the plurality of electrical instruments on the basis of power rate information transmitted from a power supply source and power consumption amounts corresponding to the operation levels of the plurality of electrical instruments.
54. The power management system according to claim 53, wherein the power management apparatus stores determined operation levels of the plurality of electrical instruments and restores the operation levels of the other electrical instruments to the stored operation levels when the arbitration function is finished.
55. The power management system according to claim 48, wherein the power management apparatus classifies the plurality of electrical instruments into a first group which can set operation time, a second group, which cannot set the operation time, and a third group, which cannot set the operation time and an operation level, and adjusts operation levels of electrical instruments belonging to the second group when adjusting the operation levels.
56. A power management system, comprising:
a plurality of electrical instruments having arbitration functions and a plurality of operation levels having different power consumption amounts;
a battery to supply power to at least one of the plurality of electrical instruments or cut off supplied power; and
a power management apparatus to predict a power consumption amount of a power management area when receiving an arbitration function execution signal corresponding to execution of at least one of the arbitration functions from at least one of the plurality of electrical instruments, to compare the power consumption amount with a predetermined power amount, and to supply the power of the battery to the plurality of electrical instruments when the power consumption amount exceeds the predetermined power amount,
wherein the arbitration functions correspond to execution of at least one of a periodically performed function and a function selected by a user,
wherein the power management apparatus, in the supplying of the power of the battery to the plurality of electrical instruments, adjusts to an actual power consumption amount of the power management area which is maintained below the predetermined power amount during the arbitration function execution.
57. The power management system according to claim 56, wherein the power management apparatus determines the operation levels of the plurality of electrical instruments on the basis of power rate information transmitted from a power supply source and power consumption amounts corresponding to the operation levels of the plurality of electrical instruments, and controls the plurality of electrical instruments to be driven at the determined operation levels.
58. The power management system according to claim 56, wherein the power management apparatus blocks power supply to the plurality of electrical instruments from the battery when an arbitration function is finished.
59. The power management system according to claim 56, wherein the power management apparatus calculates a power excess amount when the power consumption amount exceeds the predetermined power amount and adjusts the operation levels of the other electrical instruments when the calculated power excess amount is less than the power amount of the battery.
60. A power management system, comprising:
a plurality of first electrical instruments having a plurality of operation levels having different power consumption amounts;
a smart socket connected to a second electrical instrument to meter power of the second electrical instrument; and
a power management apparatus to predict a power consumption amount of a power management area when receiving a power measurement signal corresponding to current power usage of the second electrical instrument through the smart socket, compare the power consumption amount with a predetermined power amount, and adjust an operation level of at least one of the first electrical instruments when the power consumption amount exceeds the predetermined power amount,
wherein the operation level of the plurality of first electrical instruments includes a power consumption amount consumed during operation execution at the operation level, and
wherein the power management apparatus, in the adjusting of the operation level of the first electrical instrument, adjusts a current operation level of the first electronic instrument into an operation level having a lower power consumption amount such that an actual power consumption amount of the power management area is maintained below the predetermined power amount during the arbitration function execution.
61. The power management system according to claim 60, wherein the power management apparatus predicts the power consumption amount of the power management area on the basis of a power amount measured for a predetermined time when receiving the power measurement signal through the smart socket, and compares the predicted power consumption amount with the predetermined power amount.
62. The power management system according to claim 60, wherein the power management apparatus maintains operation levels of the plurality of electrical instruments when the power consumption amount is less than the predetermined power amount.
63. The power management system according to claim 60, wherein the power management apparatus restores the operation level of the at least one first electrical instrument when the power measurement signal is not received through the smart socket.
64. An energy management system comprising:
a controller interfaced to a smartmeter and interfaced to a plurality of electrical instruments of an energy management area, the plurality of electrical instruments each having at least one function;
wherein the controller sets operation levels of the plurality of electrical instruments according to data received from the smartmeter;
wherein at least one electrical instrument has a characteristic function and an arbitration function, the arbitration function consuming more power than the characteristic function; and
wherein the at least one electrical instrument sends an arbitration function execution signal upon executing the arbitration function, causing the controller to adjust the operation level of at least one of the plurality of electrical instruments.

What is claimed is:

1. A computer enclosure comprising:
a chassis comprising a bottom panel, a front panel and a rear panel, and an extension plate extending rearward from the front panel; and
a support frame for supporting a motherboard in the enclosure, the support frame comprising separately formed first and second support members, the first support member being secured with the bottom panel and the extension plate, the second support member being secured between the first support member and the rear panel, a plurality of protrusions being provided on the first support member and a plurality of standoffs being provided on the second support member for cooperatively supporting the motherboard thereon.
2. The computer enclosure as claimed in claim 1, wherein the first support member is generally L-shaped, and comprises a horizontal plate spaced from and parallel to the bottom panel, and a vertical plate on which the protrusions are provided.
3. The computer enclosure as claimed in claim 2, wherein the vertical plate of the first support member defines a plurality of locking splits, and the second support member forms a plurality of first inserting tabs engagingly received in the locking splits, respectively.
4. The computer enclosure as claimed in claim 3, wherein the rear panel comprises a first flange extending forward from one side edge thereof, the first flange defines a locking slot, and the second support member forms a second inserting tab engaging in the locking slot.
5. The computer enclosure as claimed in claim 4, wherein the first flange provides a plurality of protrusions for supporting the motherboard thereon.
6. The computer enclosure as claimed in claim 2, wherein the vertical plate of the first support member forms a plurality of fasteners, and the extension plate forms a locking strip engaging with the fasteners.
7. The computer enclosure as claimed in claim 2 further comprising a storage device bracket, wherein the storage device bracket comprises a first side plate on which the horizontal plate of the first support member is supported, and a second side plate engaging with the extension plate.
8. The computer enclosure as claimed in claim 7, wherein a top portion of the first side plate is rolled to form a rolled beam, and a through hole is defined in the horizontal plate of the first support member and in the beam for extension of a fastener therethrough to fasten the horizontal plate and the first side plate together.
9. The computer enclosure as claimed in claim 2, wherein a bent plate depends from a distal edge of the horizontal plate of the first support member, the computer enclosure further comprises a top panel having a flange depending therefrom, and through holes are defined in the bent plate and in the flange for extension of fasteners therethrough to fasten the bent plate and the flange together.
10. The computer enclosure as claimed in claim 2, wherein the vertical plate perpendicularly forms a bent strip at a bottom edge thereof, and through holes are defined in the bent strip and in the bottom panel for extension of fasteners therethrough to fasten the bent strip and the bottom panel together.
11. The computer enclosure as claimed in claim 2, wherein a pair of openings is defined in the horizontal plate and the vertical plate respectively, for facilitating dissipation of heat from the motherboard.
12. The computer enclosure as claimed in claim 2, wherein openings are defined in the horizontal and vertical plates respectively for facilitating heat dissipation of the motherboard.
13. The computer enclosure as claimed in claim 1, wherein a size of the second support member is substantially less than a size of the motherboard.
14. A computer enclosure comprising:
a chassis comprising a bottom panel, a front panel and a rear panel;
a top panel covered on the chassis; and
a support frame for supporting a motherboard in the chassis, the support frame comprising separately formed first and second support members, the first support member being secured to the chassis, the second support member being secured between the first support member and the rear panel, a plurality of protrusions being provided on the first support member and a plurality of standoffs being provided on the second support member for cooperatively supporting the motherboard thereon.
15. The computer enclosure as claimed in claim 14, further comprising a storage device bracket, wherein the first support member comprises a horizontal plate supported on the storage device bracket and a vertical plate engaged with the bottom panel.
16. The computer enclosure as claimed in claim 15, wherein a bent plate depends from a distal edge of the horizontal plate of the first support member, a flange depends from the top panel, and through holes are defined in the bent plate and in the flange respectively for extension of fasteners therethrough to fasten the bent plate and the flange together.
17. The computer enclosure as claimed in claim 15, wherein the vertical plate of the first support member defines a plurality of locking splits, and the second support member forms a plurality of inserting tabs engagingly received in the locking splits, respectively.
18. The computer enclosure as claimed in claim 15, wherein the vertical plate of the first support member forms a plurality of fasteners, the front panel forms an extension plate extending rearwardly therefrom, and the extension plate forms a locking strip engaging with the fasteners.
19. A computer enclosure comprising:
a chassis including opposite front and rear panel, and a side panel perpendicular to both said front and rear panels;
an extension plate directly stamped rearwardly from the front panel and extending toward the rear pane and parallel to the side panel;
an opening formed in the front panel due to removal of said extension plate therefrom;
a motherboard support frame located beside the extension plate and including fastening means attached to a rear edge region of the extension plate; and
a drive bracket supportably attached to said extension plate and cooperating with said extension plate to defining a space in alignment with said opening in a front-to-back direction to allow installationusage of correspond drives.
20. The enclosure as claimed in claim 19, wherein said motherboard support frame is of an L-shaped configuration, and the drive bracket is of a U-shaped configuration with a step thereof.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1. A telescopic vacuum cleaner suction tube (1) with an outer tube (2), an inner tube (3) with snap-in depressions (7) that is telescopically arranged in the outer tube, an antitwisting mechanism (4d; 16) and an interlocking device with a snap-in element (15) that is disengaged from a snap-in depression (7) by an actuating element (5) situated about diametrically opposite thereof, wherein the interlocking device consists of a bow spring (6) that positively encompasses at least the inner tube (3) and once again engages into the nearest snap-in depression (7) of the inner tube (3) in the telescoping direction under the prestress of a spring, characterized in that the bow spring (6) consists of an annular spring of rectangular or circular cross-section that alternatively encompasses the inner tube (3) or a guide sleeve (4) or the outer tube (2), namely not only positively, but also non-positively, and in that the free ends (12, 13) thereof need to be spread apart by the actuating element (5) in order to lift the snap-in element (15) out of the snap-in depression (7) and thusly disengage the interlocked tubes.
2. The telescopic vacuum cleaner suction tube according to claim 1, characterized in that the free ends (12, 13) of the bow spring (6) are bent inward or outward in a funnel-shaped fashion in the vicinity of the actuating element (5).
3. The telescopic vacuum cleaner suction tube according to claim 1, characterized in that the snap-in depressions (7) of the inner tube (3) have a flat rectangular shape.
4. The telescopic vacuum cleaner suction tube according to claim 1, characterized in that the snap-in depressions (7) of the inner tube (3) are provided with the conventional shape of a graduated circle.
5. The telescopic vacuum cleaner suction tube according to claim 1, characterized in that the actuating element (5) is formed by a push-button (9) on the outer tube (2) that can be moved perpendicular to the longitudinal symmetry axis (8).
6. The telescopic vacuum cleaner suction tube according to claim 5, characterized in that the push-button engages into the funnel-shaped intermediate space (14) between the inwardly or outwardly bent ends (12, 13) of the bow spring (6) with its conical or wedge-shaped end (9a) that faces the bow spring (6), and in that the push-button is raised into a raised starting position within a surrounding housing (11) under the prestress of the bow spring (6) in the engaged position thereof.
7. The telescopic vacuum cleaner suction tube according to claim 5, characterized in that the push-button (9) for disengaging the interlocked tubes is pressed downward in the direction of the surface (3a) of the inner tube (3), namely into the funnel-shaped intermediate space (14) between the inwardly or outwardly bent ends (12, 13) of the bow spring (6), while the bow spring (6) is simultaneously spread apart such that the bow spring (6) with its diametrically opposite snap-in element (15) is disengaged from the snap-in depression (7) of the inner tube (3).
8. The telescopic vacuum cleaner suction tube according to claim 1, characterized in that the actuating element (5) consists of a slide (10) that is arranged on the outer tube (2) such that it can be moved parallel to the direction of the longitudinal symmetry axis (8).
9. The telescopic vacuum cleaner suction tube according to claim 8, characterized in that the slide (10) features two cone surfaces (10a, 10b) that adjoin the ramps formed by the bent ends (12, 13) of the bow spring (6) in a paired fashion and are connected to one another similar to an hourglass at their opposite pointed regions such that the bow spring (6) is spread apart when the slide (10) is moved parallel to the longitudinal symmetry axis (8) of the tubes (2, 3) in either direction of the double arrow (20).
10. The telescopic vacuum cleaner suction tube according to claim 8, characterized in that the cone surfaces (10a, 10b) form an angle a between 30\xb0 and 60\xb0 with a plane extending through the longitudinal symmetry axis (8).
11. The telescopic vacuum cleaner suction tube according to claim 9, characterized in that the plane cone surfaces (10a, 10b) are realized in the form of a part of a quadrangular pyramid.
12. The telescopic vacuum cleaner suction tube according to claim 9, characterized in that the cone surfaces (10a, 10b) consist of partial generated surfaces of two straight circular cones.
13. The telescopic vacuum cleaner suction tube according to claim 1, characterized in that the actuating element (5) in the form of a push-button (9) as well as in the form of the slide (10) is arranged on a widened end region (2c) of the outer tube (2) that faces the inner tube (3).
14. The telescopic vacuum cleaner suction tube according to claim 8, characterized in that the slide (10) is provided with guide grooves (22, 23) on its surface area (24) that faces the free outwardly bent ends (12, 13) of the bow spring (6), and in that the ends (12, 13) are guided in said guide grooves and spread apart when the slide is displaced parallel to the longitudinal symmetry axis (8) of the tubes (2, 3) in either direction of the double arrow (21).
15. The telescopic vacuum cleaner suction tube according to claim 1 with a bow spring of circular cross section, characterized in that the slide (10) is realized in the form of a sliding sleeve (10c) that completely encompasses the outer tube (2) and features a safety projection (27) on its inner surface (26) that lies closest to the snap-in element (7), wherein said safety projections engage underneath the snap-in element (15) in exactly its central region in the engaged position.
16. The telescopic vacuum cleaner suction tube according to claim 15, characterized in that the safety projection (27) is rounded and provided with conical lateral surfaces in the direction of the snap-in element (15).
17. The telescopic vacuum cleaner suction tube according to claim 15, characterized in that the curved path of the guide grooves (22, 23) is adapted to the geometry of the safety projection (27).
18. The telescopic vacuum cleaner suction tube according to claim 1, characterized in that the bow spring (6) consists of spring steel.
19. The telescopic vacuum cleaner suction tube according to claim 1, characterized in that the bow spring (6) is arranged on a circumferential groove (40) of a guide sleeve (4) such that it can be spread apart, wherein said guide sleeve is stationarily arranged between the outer tube and the inner tube (2, 3), namely at the end of the outer tube (2) in a widened end region (2c) of the outer tube (2).
20. The telescopic vacuum cleaner suction tube according to claim 1, characterized in that the antitwisting mechanism (4d, 16) conventionally consists of a longitudinal groove (16) in the inner tube (3) that extends parallel to the longitudinal symmetry axis (8) and into which a projection (4d) of the guide sleeve (4) positively engages 21. The telescopic vacuum cleaner suction tube according to claim 20, characterized in that the longitudinal groove (16) is arranged in the region of the locking projections (7) in the inner tube (3).