IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0456584
(2012-04-26)
|
등록번호 |
US-8397518
(2013-03-19)
|
우선권정보 |
IN-628/CHE/2012 (2012-02-20) |
발명자
/ 주소 |
|
출원인 / 주소 |
- Dhama Innovations PVT. Ltd.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
28 인용 특허 :
46 |
초록
▼
A device for heating or cooling a body of a user is provided. The device includes a thermoelectric module, a heat sink thermally coupled to the thermoelectric module, a wetting material in thermal communication with the heat sink, and a controller for cycling the thermoelectric module in accordance
A device for heating or cooling a body of a user is provided. The device includes a thermoelectric module, a heat sink thermally coupled to the thermoelectric module, a wetting material in thermal communication with the heat sink, and a controller for cycling the thermoelectric module in accordance with a duty cycle. Additionally, a method of heating or cooling a portion of a body of a user is provided. The method includes cycling electrical power to a thermoelectric module at a duty cycle, transferring heat from the thermoelectric module to a heat sink, and evaporating a liquid from a wetting material disposed on the heat sink. The evaporated liquid enters the surrounding atmosphere.
대표청구항
▼
1. A device for heating or cooling a body of a user, the device comprising: a thermoelectric module;a heat sink thermally coupled to a surface of the thermoelectric module;a wetting material in thermal communication with the heat sink; anda controller for cycling the thermoelectric module in accorda
1. A device for heating or cooling a body of a user, the device comprising: a thermoelectric module;a heat sink thermally coupled to a surface of the thermoelectric module;a wetting material in thermal communication with the heat sink; anda controller for cycling the thermoelectric module in accordance with a duty cycle greater than 10% and a cycle time from about 1 minute to about 10 minutes, the cycle time enhancing the user's perception of the heating or cooling. 2. The device of claim 1, further comprising: a supply tank; anda supply line connecting the wetting material and the supply tank, wherein the supply line comprises a wicking material to convey a liquid from the supply tank to the wetting material. 3. The device of claim 1, wherein the heat sink comprises a thickness from about 1 mm to about 15 mm. 4. The device of claim 1, further comprising a binding layer securing the wetting material to the heat sink, the binding layer wrapped around an outer edge of the heat sink, wherein the wetting material is disposed between the heat sink and the binding layer. 5. The device of claim 1, wherein the heat sink comprises at least one of (i) an etched surface and (ii) a contoured surface, wherein the contoured surface forms a bend. 6. The device of claim 1, wherein the wetting material comprises at least one of (i) an antimicrobial agent and (ii) a hydrophilic material. 7. The device of claim 1, wherein the wetting material comprises a thickness from about 1 mm to about 3 mm. 8. The device of claim 1, wherein the wetting material comprises at least one of (i) tissue and (ii) cotton. 9. The device of claim 1, further comprising a battery and a switched electrical connection. 10. The device of claim 1, wherein the device is integrated into apparel, wherein the apparel is selected from the group consisting of a neck wrap, an elbow pack, a knee pack, a back pack, an ankle pack, a universal pack a heating jacket, a cooling jacket, a heating-cooling jacket, an anti-bleeding pack, a head band, an abdominal pad, a shoe insole, clothing, footwear, a car seat, and a helmet. 11. The device of claim 1, wherein the thermoelectric module comprises a heating surface area from about 100 mm2 to about 2000 mm2. 12. The device of claim 4, wherein the binding layer comprises an aluminum mesh. 13. The device of claim 1, wherein the heat sink is characterized by an absence of fins. 14. The device of claim 1, wherein the heat sink comprises an etched surface, to increase surface area for heat transfer from the heat sink. 15. A method of heating or cooling a portion of a body of a user, the method comprising the steps of: cycling electrical power to a thermoelectric module at a duty cycle of at least 10% and a cycle time from about 1 minute to about 10 minutes, the cycle time enhancing the user's perception of the heating or cooling;transferring heat from the thermoelectric module to a heat sink; andevaporating a liquid from a wetting material disposed on the heat sink, wherein the evaporated liquid enters the surrounding atmosphere. 16. The method of claim 15, further comprising conveying the liquid from a supply tank to the wetting material through a supply line. 17. The method of claim 15, further comprising applying the liquid to the wetting material. 18. The method of claim 15, wherein cycling electrical power comprises at least one of (i) a duty cycle from about 30% to about 100% and (ii) a cycle time from about 2 minutes to about 5 minutes. 19. The method of claim 15, wherein transferring heat from the thermoelectric module comprises a heat transfer rate from about 0.2 W to about 200 W. 20. The method of claim 15, wherein evaporating the liquid provides a heat transfer rate from about 0.2 W to about 200 W. 21. The method of claim 15, wherein a cold side of the thermoelectric module comprises a temperature from about −10 degrees C. to about 30 degrees C. 22. The method of claim 15, wherein the heat sink temperature is at least about 30 degrees C. 23. The method of claim 15, wherein the method comprises treating at least one of arthritis, tennis elbow, golf elbow, a migraine headache, menstrual pain, back pain, and an ankle sprain. 24. The method of claim 15, further comprising providing electrical stimulation to a user. 25. The method of claim 15, wherein the liquid comprises a fragrance to provide aromatherapy. 26. A method of manufacturing a device for heating or cooling a portion of a body of a user, the method comprising the steps of: providing a heat sink;etching a surface of the heat sink to increase an effective surface area thereof;attaching the heat sink to a thermoelectric module;disposing a wetting material over the heat sink;securing the wetting material to the heat sink with a binding layer; andproviding a controller for the thermoelectric module, the controller configured to cycle the thermoelectric module in accordance with a duty cycle greater than 10% and a cycle time from about 1 minute to about 10 minutes, the cycle time enhancing the user's perception of the heating or cooling. 27. The method of claim 26, wherein the wetting material is disposed between the heat sink and the binding layer, the binding layer wrapped around an outer edge of the heat sink. 28. The method of claim 26, further comprising introducing into the heat sink a bend angle. 29. The method of claim 26, further comprising electrically connecting the thermoelectric module to a battery pack. 30. The method of claim 26, further comprising integrating the thermoelectric module into an item of apparel, wherein the item of apparel is selected from the group consisting of a neck wrap, an elbow pack, a knee pack, a back pack, a heating jacket, a cooling jacket, a heating-cooling jacket, an anti-bleeding pack, a head band, an abdominal pad, a shoe insole, clothing, footwear, a car seat, and a helmet.
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