Author: claimsbot

1. A clutch linkage for a variable speed transmission comprising:
a control shaft pivotable about an axis of the control shaft;
two arms connected to the control shaft, each of the arms being pivotable with the control shaft about the axis between a first position and a second position in response to pivoting of the control shaft;
a cross-bar connecting the two arms;
a projection positioned on each of the arms between the control shaft and the cross-bar, each projection being configured for exerting a force on a movable sleeve when the two arms are moved between the first position and the second position, the movable sleeve being movable between a disengaged position away from a clutch element and an engaged position against the clutch element; and
at least one shoulder on the two arms, the at least one shoulder being configured to move into contact with and exert a force on the clutch element when the two arms are moved between the first position and the second position.
2. A clutch linkage for a variable speed transmission comprising:
a control shaft pivotable about an axis of the control shaft;
a substantially U-shaped arm connected at two points to the control shaft, the substantially U-shaped arm comprising a first pivotable arm connected to the control shaft at a first end of the first pivotable arm, a second pivotable arm connected to the control shaft at a first end of the second pivotable arm, and a cross-bar extending between the first pivotable arm and the second pivotable arm whereby the first and second pivotable arms are integrally connected and moveable, the substantially U-shaped arm being pivotable with the control shaft about the axis between a first position and a second position in response to pivoting of the control shaft; and
a plurality of projections positioned on the substantially U-shaped arm between the control shaft and the cross-bar, the plurality of projections being configured for exerting a force on a movable sleeve when the substantially U-shaped arm is moved between the first position and the second position, the movable sleeve being movable between a disengaged position away from a clutch element and an engaged position against the clutch element;
wherein the substantially U-shaped arm comprises at least one shoulder, the at least one shoulder being configured to move into contact with and exert a force on the clutch element when the substantially U-shaped arm is moved between the first position and the second position.
3. The clutch linkage of claim 2, wherein the cross-bar is connected to and extends from the first pivotable arm at a second end of the first pivotable arm opposite the first end of the first pivotable arm connected to the control shaft; and
wherein the cross-bar is connected to and extends from the second pivotable arm at a second end of the second pivotable arm opposite the first end of the second pivotable arm connected to the control shaft.
4. The clutch linkage of claim 3, wherein the cross-bar is substantially U-shaped.
5. The clutch linkage of claim 2, wherein the plurality of projections comprises a first projection extending from an interior-facing surface of the first pivotable arm and a second projection extending from an interior-facing surface of the second pivotable arm.
6. The clutch linkage of claim 5, wherein the second projection is positioned substantially diametrically opposite to the first projection.
7. The clutch linkage of claim 5, wherein the first pivotable arm has a curved shape such that a position at which the cross-bar is connected to the first pivotable arm is offset such that it is non-collinear relative to a position at which first end of the first pivotable arm is connected to the control shaft and a position from which the first projection extends; and
wherein the second pivotable arm has a curved shape such that a position at which the cross-bar is connected to the second pivotable arm is offset such that it is non-collinear relative to a position at which first end of the second pivotable arm is connected to the control shaft and a position from which the second projection extends.
8. The clutch linkage of claim 2, wherein each of the plurality of projections comprises a substantially cylindrical protrusion.
9. A clutch release device for a variable speed transmission comprising:
a sleeve movable between a disengaged position away from a clutch element and an engaged position against the clutch element;
a control shaft pivotable about an axis of the control shaft;
a substantially U-shaped arm positioned about the sleeve and connected at two points to the control shaft, the substantially U-shaped arm comprising a first pivotable arm connected at a first end of the first pivotable arm to the control shaft, a second pivotable arm connected at a first end of the second pivotable arm to the control shaft, a cross-bar extending between the first pivotable arm and the second pivotable arm, and at least one shoulder facing the clutch element; and
a plurality of projections positioned on the substantially U-shaped arm between the control shaft and the cross-bar, the projections linking the substantially U-shaped arm to the sleeve;
wherein rotation of the control shaft about the axis pivots the substantially U-shaped arm about the axis between a first position and a second position, which in turn moves the sleeve between the disengaged position and the engaged position; and
wherein when the control shaft is rotated about the axis to move the substantially U-shaped arm between a first position and a second position, the at least one shoulder is moved into contact with and exerts a force on the clutch element.
10. The clutch release device of claim 9, wherein the sleeve comprises a recess into which the plurality of projections is received.
11. The clutch release device of claim 10, wherein the recess comprises a circumferential groove.
12. The clutch release device of claim 9, wherein the cross-bar is connected to the first pivotable arm at a second end of the first pivotable arm opposite the first end of the first pivotable arm connected to the control shaft; and
wherein the cross-bar is connected to the second pivotable arm at a second end of the second pivotable arm opposite the first end of the second pivotable arm connected to the control shaft.
13. The clutch release device of claim 12, wherein the cross-bar is substantially U-shaped.
14. The clutch release device of claim 9, wherein the plurality of projections comprises a first projection and a second projection positioned on the substantially U-shaped arm such that they engage the sleeve at substantially diametrically opposite positions on the sleeve.
15. The clutch release device of claim 14, wherein the first pivotable arm has a curved shape such that a position at which the cross-bar is connected to the first pivotable arm is offset such that it is non-collinear relative to a position at which first end of the first pivotable arm is connected to the control shaft and a position from which the first projection extends; and
wherein the second pivotable arm has a curved shape such that a position at which the cross-bar is connected to the second pivotable arm is offset such that it is non-collinear relative to a position at which first end of the second pivotable arm is connected to the control shaft and a position from which the second projection extends.
16. The clutch release device of claim 9, wherein each of the plurality of projections comprises a substantially cylindrical protrusion.
17. The clutch release device of claim 9, wherein the movable sleeve comprises a clutch bearing.
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 nonvolatile semiconductor memory device, comprising:
a semiconductor substrate including a memory cell region and a peripheral circuit region, the memory cell region including a plurality of first semiconductor active regions and a plurality of first isolation regions which isolate between the first active regions, each first isolation region extending toward a first direction, the peripheral circuit region including a second semiconductor active region and a second isolation region which isolates the second active region;
a plurality of control gates, each control gate formed over the first active region and the first isolation region and extending toward a second direction intersecting to the first direction, respectively;
a first insulating film formed on the first and a second active regions;
a plurality of floating gates, each floating gate formed between the control gate and the first insulating film;
a second insulating film formed between the floating gate and the control gate; and
a peripheral gate formed on the first insulating film in the peripheral circuit region, including a first electrode portion formed on the first insulating film, a second electrode portion formed on the first electrode portion and a third insulating film located between the first and the second electrode portions;
wherein
a first upper surface of the first isolation regions facing to the control gate protrudes from a second upper surface of the first insulating film, a height of the first upper surface is lower than a height of a third upper surface of the floating gate, a fourth upper surface of the first isolation regions between the control gates is the same as a height of the second upper surface, and a fifth upper surface of the second isolation region protrude from the second upper surface, and a height of the fifth upper surface is lower than a height of a sixth upper surface of the first electrode.
2. The nonvolatile semiconductor memory device according to claim 1, wherein the height of the third upper surface of the floating gate is the same as the height of the sixth upper surface of the first electrode of the peripheral gate.
3. The nonvolatile semiconductor memory device according to claim 1, wherein the third insulating film is separated so as to electrically connecting the first and the second electrode portions.
4. A nonvolatile semiconductor memory device, comprising:
a semiconductor substrate including a memory cell region and a peripheral circuit region, the memory cell region including a plurality of first semiconductor active regions and a plurality of first isolation regions which isolate between the first active regions, each first isolation region extending toward a first direction, the peripheral circuit region including a second semiconductor active region and a second isolation region which isolates the second active region;
a plurality of control gates, each control gate formed over the first active region and the first isolation region and extending toward a second direction intersecting to the first direction, respectively;
a plurality of floating gates, each floating gate formed between the control gate and the first active region;
a first insulating film formed between the floating gate and the first active region;
a second insulating film formed between the floating gate and the control gate;
a peripheral gate formed in the peripheral circuit region, including a first electrode portion formed on a third insulating film formed on the second active region, a second electrode portion formed on the first electrode portion and a fourth insulating film located between the first and the second electrode portions;
wherein
a first upper surface of the first isolation regions facing to the control gate protrudes from a second upper surface of the semiconductor substrate, a height of the first upper surface is lower than a height of a third upper surface of the floating gate, a fourth upper surface of the first isolation regions between the control gates is the same as a height of the second upper surface, and a fifth upper surface of the second isolation region protrude from the second upper surface, and a height of the fifth upper surface is lower than a height of a sixth upper surface of the first electrode.
5. The nonvolatile semiconductor memory device according to claim 4, wherein the height of the third upper surface of the floating gate is the same as the height of the sixth upper surface of the first electrode of the peripheral gate.
6. The nonvolatile semiconductor memory device according to claim 4, wherein the fourth insulating film is separated so as to electrically connecting the first and the second electrode portions.

1-26. (canceled)
27. A transducer system comprising:
a surface having a plurality of transducers arranged in an N\xd71 matrix or an N\xd7N matrix, where N is an odd prime number; and wherein each transducer is driven by an amplifier and signal time delay means, and wherein each signal time delay means is governed by the relationship Ti,j=(i2+j2) rem N*unit delay.
28. A transducer system as in claim 27, wherein each transducer means is driven by the amplifier and the time delay signal means when they share the same time delay.
29. A manifold system comprising:
a surface having a plurality of manifolds arranged in an array of an N\xd71 matrix or N\xd7N matrix, where N is an odd prime number; and wherein each manifold is driven by a source and signal path extension delay means, each signal path extension delay means is governed by the relationship
Ti,j=i2+j2)rem N*unit delay.
30. A public address system, including the manifold system, as claimed in claim 29.
31. A loudspeaker system having a speaker and a tweeter in which an acoustic driver of correct spectral response placed in time alignment with the acoustic center of a tweeter and wired out of phase, wherein the tweeter has associated with it a reflector having wells arrayed in a quadratic residue sequence such that the energy from the acoustic driver is used to phase cancel the direct radiated energy of the tweeter.
32. A loudspeaker system having a woofer and a tweeter positioned in acoustic centre alignment, wherein the tweeter acts as the source driver for a reflector having wells arrayed in a quadratic residue sequence.
33. A speaker arranged in a cabinet in which panels of the cabinet incorporate lines of weakness or increased strength in the panels that are spaced in a random odd prime number sequence.
34. The speaker as claimed in claim 33, wherein cuts are made in the panels in a random odd prime number sequence.
35. The speaker as claimed in claim 33, wherein struts are made in circular cabinet panels in a random odd prime number sequence.
36. A speaker cone that incorporates lines of weakness or increased strength that are distributed in a random prime number sequence in the cone.
37. The speaker cone as claimed in 36, wherein struts are distributed.
38. An acoustical passive reflector which incorporates a series of wells in its surface to transform an acoustical wave into a series of acoustical waves having a time difference based on a number sequence.
39. The acoustical passive reflector, as claimed in claim 38 in which the number sequence is selected from a Quadratic Residue Sequence, a Barker code, a zero auto-correlation sequence or a complementary sequence.
40. An electronic signal conversion system which converts a signal into a series of signals having a time difference based on a number sequence.
41. The electronic signal conversion system as claimed in claim 40 in which the number sequence is selected from a Quadratic Residue Sequence, a Barker code, a zero auto-correlation sequence or a complementary sequence.
42. An audio speaker system having an N\xd7N array of speakers, where N is an odd prime number, arranged to be driven by the electronic signal conversion system of claim 43 in which the signal is converted into a series of signals centered on the signal with at least one signal being timed to precede the signal and wherein at least one signal to follow the signal and the signal being arranged to be sent to the central speaker in the N\xd7N array.
43. The speaker system as claimed in claim 42, wherein the position of the signal may be moved to a plurality of locations within the array.
44. An acoustic panel arranged in which material incorporates lines of weakness or increased strength in the panels that are spaced in a random odd prime number sequence.
45. The panel as claimed in claim 44, wherein cuts are made in the panel in a random odd prime number sequence.
46. The panel as claimed in claim 44 further comprising a circular enclosure wherein struts are made in a random odd prime number sequence.
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 selectively radially expandable fastener device comprising:
a body having a first end and a second end;
at least two first arms pivotably mounted at the first end of the body, the at least two first arms being radially expandable in relation to a longitudinal axis of the body from a first position;
a first wedge washer adapted to pivot the at least two first arms radially outwardly from the first position to a second position;
at least two second arms disposed at the second end of the body, the at least two second arms being radially expandable in relation to the longitudinal axis of the body from the first position; and
a second wedge washer adapted to pivot the at least two second arms radially outwardly from the first position to the second position.
2. The fastener device of claim 1, wherein the first position of the at least two first and second arms permits the fastener to pass through a hole in a body which hole has a smaller diameter than is a diameter of a bore in the body and the second position of the at least two first and second arms at the first and second ends of the fastener body wedges the fastener within the bore in the body and retards movement therein.
3. The fastener device of claim 2, wherein the front wedge washer has a shape defined by a number of ledges, wherein the number of ledges defining the shape of the front wedge washer corresponds to the number of arms disposed on the first end of the fastener body.
4. The fastener device of claim 1 further comprising a first fastener coupled to the first wedge washer for selectively moving same and a second fastener coupled to the second wedge washer for selectively moving same.
5. The fastener device of claim 4, wherein the rear wedge washer has a shape defined by a number of ledges, wherein the number of ledges defining the shape of the rear wedge washer corresponds to the number of arms disposed on the second end of the fastener body.
6. The fastener device of claim 1 further comprising a front torsion member for drawing the front wedge washer toward the first end of the fastener body, the front torsion member being centrally located on the fastener body.
7. The fastener device of claim 1 further comprising a rear torsion member for drawing the rear wedge washer toward the second end of the fastener body.
8. The fastener device of claim 7, further comprising a plurality of rear torsion members, the number of rear torsion members corresponding to the number of arms disposed on the second end of the fastener body.
9. The fastener device of claim 8, wherein the plurality of rear torsion members are disposed circumferentially around the fastener body to define a bolt circle diameter.
10. The fastener device of claim 1, wherein at least some of the first and second arms have a sharp tip.
11. The fastener device of claim 1, wherein at least some of the first and second arms have a blunt tip.
12. The fastener device of claim 1, wherein at least some of the first and second arms are selectively mounted to the fastener body.
13. The fastener device of claim 1, wherein the at least two first arms have a length different than is a length of the at least two second arms to accommodate the fastener is a bore having a tapered diameter.
14. The fastener device of claim 1, wherein the at least two arms of the first and second ends of the fastener body further comprise a base capable of supporting of a compression load.
15. The fastener device of claim 1, wherein the at least two arms of the first and second ends are made from a material different from a material of the fastener body.
16. The fastener device of claim 1, wherein the fastener body houses a sensor for measuring a twist of an associated hollow spindle in which the fastener body is disposed.
17. A removable and selectively radially expandable and contractible fastener device adapted to be installed in a bore comprising:
a body having a first end, a second end, a longitudinal axis and an exterior periphery;
at least two first arms disposed adjacent the first end of the body, the at least two first arms each including a base and a tip;
at least two second arms disposed adjacent the second end of the body, the at least two second arms each including a base and a tip;
wherein the at least two first arms and the at least two second arms are operable to rotate radially outwardly in relation to the longitudinal axis of the body to frictionally engage in a side wall defining the bore, thereby wedging the fastener within the bore.
18. The fastener of claim 17, wherein the body comprises a torque sensor.
19. The faster of claim 17, further comprising a wedge mechanism for rotating the at least two arms of the first and second ends outwardly from their base.
20. A method of securing a fastener device in a bore, the method comprising:
providing a fastener body including a first set of radially expandable arms located adjacent a first end of the fastener body and a second set of radially expandable arms located adjacent a second end of the fastener body, each set of radially expandable arms including a wedge member and a torsional member;
tightening the torsional member of the first set of radially expandable arms, thereby drawing the wedge member toward the fastener body and rotating the first set of radially expandable arms outward from the fastener body until the first set of radially expandable arms frictionally engages a wall surface defining the bore; and
tightening the torsional member of the second set of radially expandable arms, thereby drawing the wedge member toward the fastener body and rotating the second set of radially expandable arms outward from the fastener body until the second set of radially expandable arms frictionally engages the wall surface defining the bore.