IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0242629
(2005-10-03)
|
등록번호 |
US-7304274
(2007-12-04)
|
발명자
/ 주소 |
- Larson,Eric K.
- Barrena,Juan
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
2 인용 특허 :
20 |
초록
▼
A user control generates a heat level input signal responsive to a user of a cooktop heating element. Logic generates an output signal having a duty cycle corresponding to the input signal. An electromechanical device connected to apply power from a source to the heating element in response to the o
A user control generates a heat level input signal responsive to a user of a cooktop heating element. Logic generates an output signal having a duty cycle corresponding to the input signal. An electromechanical device connected to apply power from a source to the heating element in response to the output signal.
대표청구항
▼
What is claimed is: 1. A power regulation module to provide power to one or more heating elements, the module comprising: a circuit board that includes: a control circuit configured to control the power applied from one or more electromechanical devices to the one or more heating elements; and a no
What is claimed is: 1. A power regulation module to provide power to one or more heating elements, the module comprising: a circuit board that includes: a control circuit configured to control the power applied from one or more electromechanical devices to the one or more heating elements; and a non-transformer based power supply circuit configured to provide DC current to at least one of: the control circuit, and the one or more electromechanical devices; a switch having a plurality of positions that are each associated with a different power setting to control the control circuit, wherein the switch is mechanically connected to the circuit board; and a housing for receiving the circuit board, the housing includes an opening through which a user-controlled actuator is mechanically connected to the switch, the actuator is configured to be placed in one of a plurality of positions corresponding to user-provided input; wherein the control circuit includes logic to generate an output signal having a duty cycle based on user-provided input, the logic including: an input to receive a profile selection signal, and a data memory for profiles, each profile defining an association between input signals and output signals, and in which the logic uses the profile selection signal to select one of the profiles, the input signals being the same for each profile; and wherein the one or more electromechanical devices are connected to apply power to the one or more heating elements based on the output signals generated by the logic. 2. The power regulation module of claim 1, wherein the non-transformer based power supply circuit includes at least one of a diode, a capacitor, and a resistor. 3. The power regulation module of claim 1, further comprising the user-controlled actuator and including: a knob rotatable to multiple user-selected positions; and a shaft having a first end coupled to the rotatable knob, and a second end coupled to the switch. 4. The power regulation module of claim 1, wherein the one or more electromechanical devices are connected to apply power to at least two heating elements. 5. The power regulation module of claim 4, wherein the control circuit is configured to control the power applied by the one or more electromechanical devices to the at least two heating elements independently. 6. The power regulation module of claim 1, wherein each position of the switch is associated with a corresponding duty cycle, each corresponding duty cycle causing the one or more electromechanical devices to apply power for a duration determined by the corresponding duty cycle. 7. The power regulation module of claim 1, wherein the switch includes an absolute rotary encoder configured to produce a binary input signal to control the control circuit based on the position of the user-controlled actuator. 8. A power control device comprising: a circuit board that includes: logic comprising a plurality of inputs, each input connected to receive an input signal from a user control, and in which the logic is configured to generate an output signal having a duty cycle corresponding to an input signal, the logic including a data memory for storing a plurality of profiles each associating input signal values with output signal values, the input signals being the same for each profile; and a power supply circuit connected to provide DC power to at least one of: the logic, and one or more electromechanical devices configured to apply power to the one or more heating elements based, at least in part, on the output signal generated by the logic; and a housing for receiving the circuit board, the housing includes an opening configured to receive the user control. 9. The power control device of claim 8, wherein the user control includes an actuator comprising: a knob rotatable to multiple user-selected positions; and a shaft having a first end coupled to the rotatable knob. 10. The power control device of claim 9, wherein the circuit board further includes a switch mounted on the circuit board, the switch having a plurality of positions that are each associated with a different power setting to control the logic, and wherein the shaft of the actuator has a second end that is coupled to the switch. 11. The power control device of claim 10, wherein the switch includes an absolute rotary encoder configured to produce a binary input signal to control the logic based on the input signal from the user control. 12. The power control device of claim 8, wherein the power supply circuit is a non-transformer based power supply circuit. 13. The power control device of claim 12, wherein the non-transformer based power supply circuit includes at least one of a diode, a capacitor, and a resistor. 14. The power control device of claim 8, wherein the one or more electromechanical devices are connected to apply power to at least two heating elements. 15. The power control device of claim 14, wherein the logic generates an output signal to control the power applied by the one or more electromechanical devices to the at least two heating elements independently.
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