Electret device

Details Electret device Electret device

1983-06-03

1984-04-17

Moffitt, James W.

Electrical transmission or interconnection systems

Electrets

G11C 1302

Patent

active

044437110

ABSTRACT:
An electret device having an improved surface charge in terms of high potential and uniformity of charge distribution. The electret device comprises negative and positive electret elements which are stacked upon each other in layers. Each electret element comprises a dielectric layer and a conductive layer. At least one outer end of the electret device is secured to a conductive electrode by a conductive layer of the electret element or a conductive outer plate stacked on the dielectric layer of an electret element.

REFERENCES:
patent: 3967027 (1976-06-01), Igarashi
patent: 4250415 (1981-02-01), Lewiner et al.

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