Electroactive polymer thermal electric generators

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6628040
APP PUB NO 20010032663A1
SERIAL NO

09792431

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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This disclosed generators include one or more transducers that use electroactive polymer films to convert thermally generated mechanical energy to electrical energy. The generators may include one or more transmission mechanisms that convert a portion of thermal energy generated from a heat source such as internal combustion, external combustion, solar energy, geothermal energy or waste heat, to mechanical energy that is used to drive the one or more transducers located in the generator. The energy received by the transducers may be converted to electrical energy by the transducers in conjunction with conditioning electronics located within the generator. One embodiment of the present invention provides an energy conversion device with two chambers each chamber including a diaphragm transducer that may convert thermal energy to electricity using a thermodynamic cycle such as a Stirling gas cycle. The thermodynamic cycle of the energy conversion device may be reversed to provide cooling to an external device such as a semiconductor device.

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Patent Owner(s)

Patent OwnerAddress
SRI INTERNATIONALSRI INTERNATIONAL - INTELLECTUAL PROPERTY OFFICE 333 RAVENSWOOD AVE MENLO PARK CA 94025

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eckerle, Joseph Stephen Redwood City, CA 16 1549
Kornbluh, Roy D Palo Alto, CA 79 8543
Pei, Qibing Fremont, CA 57 5110
Pelrine, Ronald E Boulder, CO 124 10494

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