SCR Fire sensitivity control and fire control apparatus

Details SCR Fire sensitivity control and fire control apparatus SCR Fire sensitivity control and fire control apparatus

1983-03-04

1986-02-25

Zazworsky, John

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

307252A, 307252J, 307255, H03K 1716, H03K 1760, H03K 1772

Patent

active

045729689

ABSTRACT:
An SCR with a fire sensitivity control circuit connected to one of the gates to greatly reduce the sensitivity of the SCR during initial turn-on of a potential source thereacross and fire pulse generating circuitry connected to a second gate of the SCR for firing the SCR at a desired time after the potential source has reached its normal value.

REFERENCES:
patent: 3510686 (1970-05-01), Zug
patent: 3609413 (1971-09-01), Lane et al.
patent: 3619656 (1971-11-01), Domke
patent: 4007378 (1977-02-01), Lazzara
patent: 4015143 (1977-03-01), Tokuhaga et al.
patent: 4041332 (1977-08-01), Ohhinata et al.
patent: 4184086 (1980-01-01), Sagawa et al.
patent: 4365170 (1982-12-01), Okuhara

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