Piezoelectric circuit breaker

Details Piezoelectric circuit breaker Piezoelectric circuit breaker

1982-09-22

1984-09-25

Miller, Jr., George H.

Electricity: electrical systems and devices

Safety and protection of systems and devices

With specific current responsive fault sensor

200181, 310330, 361103, H02H 300, H02H 504, H01H 5700

Patent

active

044738595

ABSTRACT:
A piezoelectric circuit breaker including: a line terminal and a load terminal; contact means interconnected between the terminals; means responsive to an increase in load current between the terminals for generating a voltage indicative of an overload current; and piezoelectric bender means responsive to the voltage for deflecting and opening the contact means.

REFERENCES:
patent: 2748320 (1956-05-01), Van Ryan
patent: 4383195 (1983-05-01), Kolm et al.
Beresford, Roderic "Piezoelectric Bender Actuates Tiny Relays and Dot Matrix Printers", Electronics, v. 54, No. 22, Nov. 3, 1981, pp. 39-40.

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