Electrical generator or motor structure – Non-dynamoelectric – Charge accumulating
Reexamination Certificate
2008-10-01
2011-11-08
Mulcahy, Peter D. (Department: 1764)
Electrical generator or motor structure
Non-dynamoelectric
Charge accumulating
C310S300000, C430S056000, C524S544000
Reexamination Certificate
active
08053948
ABSTRACT:
There is provided an electrostatic induction conversion device which is small, has high conversion efficiency between electric energy and kinetic energy, and can prevent degradation of an electret. The electret is formed by injecting an electric charge into the vicinity of the surface of an insulating material, is disposed between two conductors, and is constructed so that it moves relatively to at least one of the conductors opposite to the electret and converts between electric energy and kinetic energy. As the insulating material forming the electret, it is preferable to use a polymer having a fluorine-containing aliphatic cyclic structure.
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Arakawa et al; “Micro Seismic Power Generating Using Electret Polymer Film”; The 9thNational Symposium on Power and Energy Systems (SPES 2004); Jun. 22, 2004.
Arakawa Yasuhiro
Kasagi Nobuhide
Suzuki Yuji
Hu Henry
Mulcahy Peter D.
Oliff & Berridg,e PLC
The University of Tokyo
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