Flow driven piezoelectric energy harvesting device

Details Flow driven piezoelectric energy harvesting device Flow driven piezoelectric energy harvesting device

2007-09-27

2010-10-05

Dougherty, Thomas M. (Department: 2837)

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

C310S113000, C310S07500D, C310S10200A

Reexamination Certificate

active

07808158

ABSTRACT:
An electrical generator includes a fluid-flow driven impeller including at least one impact arm; and at least one cantilevered beam disposed such that the impact arm strikes the cantilevered beam as the impeller rotates. The cantilevered beam at least partially includes a piezoelectric film.

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