What is claimed:
1. An apparatus for manufacturing a disk rotor, comprising:
means for charging and pressurizing molten metal in a cavity that is defined at least in part by first and second metal molds that are disposed for movement into and out of contact with each other, at least one pre-form being supported and secured in said cavity;
wherein at least one of said first and second metal molds further includes supporting means having a supporting part for supporting a marginal portion of said pre-form;
wherein said supporting means may assume a first state in which said pre-form may be guided to a preset site and a second state in which said cavity may be formed; and
wherein said supporting part supporting the marginal portion of said pre-form by said supporting means assumes said second state.
2. An apparatus for manufacturing a disk rotor by charging and pressurizing molten metal in a cavity defined by first and second metal molds disposed for movement into and out of contact with each other, during a pre-form is supported and secured in said cavity, wherein
at least one of said first and second metal molds comprises a main body part of the mold, movable between at least a first position and a second position, and supporting means for supporting a marginal portion of said pre-form and for sliding in a direction of intersecting the direction of movement of said main body part of the mold;
said pre-form can be guided to a preset site when the main body part of the mold is in said first position;
said supporting means forming a portion of said cavity and supporting the marginal portion of said pre-form when the main body part of the mold is at said second position.
3. An apparatus for manufacturing a disk rotor comprising a first metal mold and a second metal mold disposed for movement into and out of contact with said first metal mold, in which molten metal is charged and pressurized in a cavity defined by said first and second metal molds during at least one pre-form is supported and secured in said cavity to produce the disk rotor, wherein
said first metal mold comprises,
a main body part of the mold, movable between at least a first position and a second position,
a plurality of inclined guides supported and secured for extending in a direction of intersecting a direction of movement of said main body part of the mold, at an angle of inclination, and
a plurality of supporting means for supporting a marginal portion of the pre-form, said supporting means comprising insertion through-holes extending along said inclined guides, said inclined guides being introduced into said insertion through-holes;
wherein said supporting means assuming a first state to guide said pre-form to a preset site when said main body part of the mold is at said first position; and
wherein said supporting means forming a portion of said cavity and assuming a second state to support the marginal portion of said pre-form when said main body part of the mold is at said second position.
4. The apparatus for manufacturing a disk rotor as defined in any of claims 1 to 3 wherein said support means is adapted for supporting the marginal portions of two pre-forms which are in a state of being separated from each other.
5. A method for manufacturing a disk rotor comprising;
a pre-form supporting step of supporting and securing a pre-form at a preset site of a first metal mold during a second metal mold is separated from said first metal mold; and
a molding step of charging and pressuring molten metal in a cavity defined between the first and second molds during said second metal mold is contacted with said first metal mold, by way of mold clamping;
providing a movable main body part of the first metal mold;
providing a supporting member assuming a second state in contact with said main body part of the metal mold and a first state slidable towards an outer periphery with respect to said second state, wherein in the pre-form supporting step, said main body part of the metal mold is located at a preset position to set the first state of said supporting member to guide said pre-form to a preset position; said main body part of the metal mold then being located at another preset position to set said supporting member in the second state; a marginal portion of said disk rotor being supported and secured in said second state by said supporting member.
6. An apparatus for manufacturing a disk rotor by charging, and optionally further pressurizing, the molten metal in a cavity defined by first and second metal molds disposed for movement into and out of contact with each other, during at least one pre-form is supported and secured in said cavity, said apparatus comprising;
a core made up by a plurality of annularly arranged split core elements movable along a radial direction; and
supporting parts disposed on inner surfaces of said core elements, said supporting parts being formed in such a manner that, in an opened state of said core when said plural core elements have been moved radially outwards, at least one pre-form can be introduced into a space defined by said core elements; and also in such a manner that, in a closed state of said core when the core elements have been moved to a preset location in a radially inner direction, said supporting parts are configured to hold the outer marginal portion of said at least one pre-form.
7. The apparatus for manufacturing a disk rotor as defined in claim 6 wherein said supporting parts each comprise first and second lugs extending radially inwardly for holding both surfaces of said pre-form of a disk shape.
8. The apparatus as defined in claim 7 wherein said first lug has a surface abutting with an upper mold when the upper mold is at a molding position.
9. The apparatus as defined in claim 7 wherein said second lug has a generally radially extending fin-forming lug arm for forming fin.
10. The apparatus as defined in claim 7 wherein said supporting parts is defined by a bottom surface which comes to hold another pre-form disposed axially distant form said one pre-form when said supporting parts are positioned at a radially inner molding position.
11. The apparatus as defined in claim 7 wherein said supporting parts are configured and disposed such that said one pre-form and said another pre-form are disposed to form a pair of surfaces defining a cavity for molding a molded product.
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 system for detecting an undesirable condition and manipulating at least one electronic device, the system comprising:
at least one liquid detector, each liquid detector comprising a cathode and an anode that are adapted to form a galvanic cell when the cathode and the anode both contact a polar liquid;
a switching mechanism electrically coupled to the at least one liquid detector, wherein the switching mechanism (i) is adapted to receive a positive voltage from the galvanic cell formed from the cathode and anode of the liquid detector, and (ii) comprises at least one switching component electrically coupled to at least one power source, the at least one power source to flow through the at least one switching component when the positive voltage is sufficient to activate the at least one switching component.
2. The system of claim 1, wherein each switching component comprises a transistor, a voltage comparator, an operational amplifier, a thyristor, or a field-effect transistor.
3. The system of claim 1, further comprising a gas detector comprising a gas detection means and a power source adapted to activate the at least one switching component, when a pre-defined quantity of gas is detected.
4. The system of claim 1, further comprising a temperature detector comprising a thermocouple and a power source adapted to activate the at least one switching component, when a pre-defined temperature is detected.
5. The system of claim 1, further comprising
a base unit communicating with the switching mechanism;
at least one application control device, each application control device communicating with the base unit;
each application control device electrically couple to at least one electronic control apparatus adapted to prevent the undesirable condition;
at least one notification control device, each notification control device communicating with the base unit; and
each notification control device electrically coupled to an electronic notification apparatus adapted to notify a user that the undesirable condition has been detected.
6. The system of claim 5, wherein the switching mechanism is electrically connected with the base unit.
7. The system of claim 5, wherein the base unit communicates with the switching mechanism via a remote transmission unit, the remote transmission unit comprising:
a housing;
the switching mechanism;
at least one input adapted to electrically couple the at least one liquid detector to the switching mechanism;
a transmitter electrically coupled to the switching mechanism; and
wherein the transmitter is adapted to send a signal to the base unit upon receiving electrical current from the switching mechanism.
8. The system of claim 7, wherein the signal comprises a rolling code signal, a billion code signal, a 9-pin DIP code signal, or a 12-pin DIP code signal.
9. The system of claim 7, wherein the remote transmission unit further comprises battery test circuit adapted to test the at least one power source.
10. The system of claim 5, wherein the electronic control apparatus comprises an electronic valve.
11. The system of claim 5, wherein the electronic control apparatus comprises an appliance’s ONOFF switch.
12. The system of claim 11 where the appliance’s ONOFF switch further comprises a Ground Fault Interrupter (GFI) circuit.
13. The system of claim 5, wherein the notification control device comprises an autodialer adapted to communicate with the base unit, and wherein the electronic notification apparatus comprises a telephone adapted to communicate with a remote agent.
14. The system of claim 5, wherein
the electronic notification apparatus comprises a personal computer or a handheld computing device electrically coupled to the notification control device; and
the notification control device is adapted to instruct the electronic notification apparatus to transmit a text message to a remote agent, when the notification control device receives a signal from the base unit.
15. The system of claim 5, wherein the electronic notification apparatus is integrated with the base unit and comprises at least one apparatus selected from a group consisting of a light, a light-emitting diode, and an alarm.
16. The system of claim 1, wherein each switching component is adapted to be activated, when the switching component receives a voltage that exceeds a threshold voltage of the switching component.
17. The system of claim 16, wherein the threshold voltage is zero volts.
18. The system of claim 16, wherein the threshold voltage is greater than zero volts.
19. A system for detecting an undesirable condition and manipulating at least one electronic device, the system comprising:
at least one liquid detector, each liquid detector comprising a cathode and an anode that are adapted to form a galvanic cell when the cathode and the anode both contact a polar liquid;
a switching mechanism electrically coupled to the at least one liquid detector, wherein the switching mechanism (i) is adapted to receive a positive voltage from the galvanic cell formed from the cathode and anode of the liquid detector, (ii) comprises at least one switching component adapted to allow electrical current from at least one power source to flow through the at least one switching component when the positive voltage is sufficient to activate the at least one switching component, and (iii) comprises a mechanism adapted to adjust a sensitivity of the switching mechanism.
20. The system of claim 19, wherein:
the at least one switching component includes:
a first-stage switching component having a first threshold voltage, the first-stage switching component electrically coupled to a first power source; and
a second-stage switching component having a second threshold voltage, the second-stage switching component electrically coupled to a second power source;
wherein the first-stage switching component is adapted to allow electrical current from the first power source to flow to the second-stage switching component, when the positive voltage meets or exceeds the first threshold voltage, and wherein the second-stage switching component is adapted to allow electrical current from the second power source to drive a load when a voltage corresponding to the electrical current received from the first power source meets or exceeds the second threshold voltage; and
the mechanism to adjust the sensitivity of the switching mechanism comprises a variable resistor electrically coupled to the first-stage switching component, the second-stage switching component, or a combination thereof.
21. The system of claim 19, wherein the at least one switching component includes:
a first-stage switching component having a first threshold voltage, the first-stage switching component electrically coupled to a first power source and to a first input jack;
a second-stage switching component having a second threshold voltage different from the first threshold voltage, the second-stage switching component electrically coupled to a second power source and to a second input jack;
wherein the first-stage switching component is adapted to (i) receive the positive voltage when the liquid detector whose cathode and anode have formed a galvanic cell is coupled to the first input jack, and (ii) allow a first electrical current from the first power source to flow to the second-stage switching component when the positive voltage meets or exceeds the first threshold voltage; and
wherein the second-stage switching component is adapted to (i) allow a second electrical current from the second power source to drive a load, when the first electrical current received from the first power source meets or exceeds the second threshold voltage, and (ii) receive the positive voltage when the liquid detector whose cathode and anode have formed a galvanic cell is coupled to the second input jack, and allow a second electrical current from the second power source to drive a load when the positive voltage meets or exceeds the second threshold voltage.