IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0567920
(2006-12-07)
|
등록번호 |
US-7507937
(2009-03-24)
|
발명자
/ 주소 |
- Shukla,Sanjay
- Pryor,James E.
|
출원인 / 주소 |
- Electrolux Home Products, Inc.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
0 인용 특허 :
21 |
초록
▼
An electronic cook top control system has a cooktop including a heating element. An electronic controller is operatively connected to the cooktop. A rotary position input is operatively connected to the electronic controller. The electronic controller controls a heating level of the cooktop in a fir
An electronic cook top control system has a cooktop including a heating element. An electronic controller is operatively connected to the cooktop. A rotary position input is operatively connected to the electronic controller. The electronic controller controls a heating level of the cooktop in a first manner in response to rotation of the rotary position input in a first direction. The electronic controller controls the heating level of the cooktop in a second manner in response to rotation of the rotary position input in a second direction.
대표청구항
▼
What is claimed is: 1. An electronic cooktop control system comprising: a cooktop including a first heating element and a second heating element; an electronic controller operatively connected to the cooktop; and a rotary position input operatively connected to the electronic controller; wherein th
What is claimed is: 1. An electronic cooktop control system comprising: a cooktop including a first heating element and a second heating element; an electronic controller operatively connected to the cooktop; and a rotary position input operatively connected to the electronic controller; wherein the electronic controller controls a heating level of the cooktop in a first manner in response to rotation of the rotary position input in a first direction, wherein the electronic controller controls the heating level of the cooktop in a second manner in response to rotation of the rotary position input in a second direction, and wherein control of the heating level of the cooktop in the first manner includes controlling the first heating element without the second heating element, and control of the heating level of the cooktop in the second manner includes controlling the second heating element. 2. The electronic cooktop control system of claim 1, wherein the control of the heating level of the cooktop in the second manner includes controlling the first heating element concurrently with the second heating element. 3. The electronic cooktop control system of claim 2, wherein the second heating element surrounds the first heating element. 4. The electronic cooktop control system of claim 2, wherein the second heating element is adjacent to the first heating element. 5. The electronic cooktop control system of claim 4, wherein the cooktop further includes a third heating element adjacent to the second heating element, and wherein the control of the heating level of the cooktop in the second manner includes concurrently controlling the first heating element, the second heating element and the third element. 6. The electronic cooktop control system of claim 1, wherein the rotation of the rotary position input in the first direction includes rotation that progressively increases in angular magnitude, and the rotation of the rotary position input in the second direction includes rotation that progressively decreases in angular magnitude. 7. The electronic cooktop control system of claim 6, wherein the rotation of the rotary position input in the first direction includes rotation of the rotary position input from a first position toward a second position that is greater in angular magnitude than the first position. 8. The electronic cooktop control system of claim 6, wherein the rotation of the rotary position input in the second direction includes rotation of the rotary position input from a first position toward a second position that is lesser in angular magnitude than the first position. 9. The electronic cooktop control system of claim 1, wherein the rotation of the rotary position input in the first direction overlaps the rotation of the rotary position input in the second direction. 10. The electronic cooktop control system of claim 1, wherein the rotation of the rotary position input in the first direction includes rotation in a clockwise fashion from a zero position, and the rotation of the rotary position input in the second direction includes rotation in a counter-clockwise direction from the zero position. 11. The electronic cooktop control system of claim 10, wherein the zero position is at a 12 o'clock position of the rotary position input. 12. The electronic cooktop control system of claim 1, wherein the rotary position input includes a variable resistive device. 13. The electronic cooktop control system of claim 12, wherein the variable resistive device is a potentiometer. 14. The electronic cooktop control system of claim 1, further including a sensor for sensing a temperature of the cooktop. 15. The electronic cooktop control system of claim 14, wherein the sensor is for controlling the heating level of the cooktop. 16. The electronic cooktop control system of claim 15, wherein the sensor is connected to the electronic controller. 17. The electronic cooktop control system of claim 15, wherein the sensor is connected to the first heating element. 18. The electronic cooktop control system of claim 15, wherein the sensor is a thermal limiter. 19. The electronic cooktop control system of claim 1, wherein control of the heating level of the cooktop in the first manner includes controlling the heating level with a first degree of precision, and control of the heating level of the cooktop in the second manner includes controlling the heating level with a second degree of precision. 20. A power control system for controlling a plurality of heating elements including a first heating element and a second heating element, the control system comprising: a digital communication bus; an electronic controller including an input and an output; a rotary position input operatively connected to the input of the controller; and a power unit operatively connected to the electronic controller, the power unit having a first power output that supplies powering electrical energy to the first heating element, and a second power output that supplies powering electrical energy to the second heating element, wherein rotation of the rotary position input in a first manner controls a level of the first power output and rotation of the rotary position input in a second manner controls a level of the second power output, and wherein the electronic controller and the power unit communicate bidirectionally over the digital communication bus. 21. The power control system of claim 20, wherein rotation of the rotary position input in the first manner controls the first heating element without the second heating element, and the rotation of the rotary position input in the second manner controls the second heating element. 22. The power control system of claim 21, wherein the rotation of the rotary position input in the second manner controls the first heating element concurrently with the second heating element. 23. The power control system of claim 22, wherein the second heating element surrounds the first heating element. 24. The power control system of claim 22, wherein the second heating element is adjacent to the first heating element. 25. The power control system of claim 24 further comprising: a third power output of the power unit; and a third heating element powered by the third power output, wherein the rotation of the rotary position input in the second manner concurrently controls the first heating element, the second heating element and the third element. 26. The electronic cooktop control system of claim 20, wherein the rotation of the rotary position input in the first manner overlaps the rotation of the rotary position input in the second manner. 27. The power control system of claim 20, wherein the rotation of the rotary position input in the first manner includes rotation in a first direction, and the rotation of the rotary position input in the second manner includes rotation in a second direction. 28. The power control system of claim 27, wherein the rotation of the rotary position input in the first direction includes rotation of the rotary position input from a first position toward a second position that is greater in angular magnitude than the first position, and wherein the rotation of the rotary position input in the second direction includes rotation of the rotary position input from a first position toward a second position that is lesser in angular magnitude than the first position. 29. The power control system of claim 27, wherein the rotation of the rotary position input in the first direction includes rotation in a clockwise fashion from a zero position, and the rotation of the rotary position input in the second direction includes rotation in a counter-clockwise direction from the zero position. 30. The power control system of claim 29, wherein the zero position is at a 12 o'clock position of the rotary position input. 31. The power control system of claim 20, wherein the rotation of the rotary position input in the first manner includes rotation over a first range of angular rotation, and the rotation of the rotary position input in the second manner includes rotation over a second range of angular rotation. 32. The power control system of claim 20, wherein the rotary position input includes a variable resistive device. 33. The power control system of claim 32, wherein the variable resistive device is a potentiometer. 34. An electronic cooktop control system comprising: an electronic controller that controls a heating level of a heating element in response to rotation of a rotary position input, wherein the electronic controller determines whether the rotation is clockwise or counter-clockwise and determines an angular position of the rotary position input; wherein the electronic controller controls the heating level of the heating element with a first degree of precision using a first relationship between heating level and a range of angular positions of the rotary position input in response to and based on rotation in the clockwise direction from a starting point, and with a second degree of precision using a second relationship between heating level and another range of angular positions of the rotary position input in response to and based on rotation in the counter-clockwise direction from the starting point, wherein the first relationship is different than the second relationship and wherein the first degree of precision provides control of the heating level with a different precision than the second degree of precision. 35. The electronic cooktop control system of claim 34 wherein said range of angular positions of the rotary position input overlaps said another range of angular positions the rotary position input. 36. The electronic cooktop control system of claim 34 further including a sensor to monitor the heating level of the heating element. 37. The electronic cooktop control system of claim 36 wherein the sensor is further used to adjust the heating level of the heating element. 38. An electronically controlled cooktop comprising: a first heating element and a second heating element; and an electronic controller having a rotary position input; wherein, when the rotary position input is rotated in a first direction from a start position at which both heating elements are off, the electronic controller controls heating of the first element and a heating level of the second heating element remains substantially constant, and further wherein the electronic controller controls heating of the first and second heating elements together when the rotary position input is rotated in a second direction from the start position. 39. The cooktop of claim 38 wherein the first direction is clockwise or counter-clockwise and the second direction is opposite from the first direction. 40. The cooktop of claim 39 wherein the first and second heating elements are large and small heating elements of a single burner. 41. The cooktop of claim 39 wherein the rotary position input can be rotated more than 180 degrees in both the clockwise and counterclockwise directions.
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