Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1988-05-16
1990-07-10
Budd, Mark O.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
310316, H01L 4108
Patent
active
049409140
ABSTRACT:
A vibration absorbing apparatus for reducing vibrations of a vibration damping objective comprises a vibration member excited by a piezo-ceramic element. The voltage applied to the piezo-ceramic element is controlled in accordance with the vibration state of the objective.
REFERENCES:
patent: 3179823 (1965-04-01), Nesh
patent: 4158787 (1979-06-01), Forward
patent: 4197478 (1980-04-01), Silvus
patent: 4363991 (1982-12-01), Edelman
patent: 4565940 (1986-01-01), Hubbard, Jr.
patent: 4626730 (1986-12-01), Hubbard, Jr.
Iida Kazuyoshi
Mizuno Keiichiro
Bridgestone Corporation
Budd Mark O.
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