Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1987-07-08
1988-10-18
Budd, Mark O.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
310334, H01L 4108
Patent
active
047790202
ABSTRACT:
A front mass and a rear mass are respectively provided at both ends of a piezoelectric vibrator. The piezoelectric vibrator, front mass and rear mass are firmly cramped and are contained in a cylindrical resonator. Either the rear mass or the front mass and the cylindrical resonator are connected by a coupler.
REFERENCES:
patent: 3110825 (1963-11-01), Miller
patent: 3230403 (1966-01-01), Lewis et al.
patent: 3778758 (1973-12-01), Carson
patent: 4225803 (1980-09-01), Goof
Inoue Takeshi
Konno Masashi
Budd Mark O.
NEC Corporation
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