Crest firing means

Details Crest firing means Crest firing means

1978-03-13

1980-09-30

Salce, Patrick R.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Load shunting by fault responsive means

307351, 328115, 330207P, 361 91, H02H 320

Patent

active

042258960

ABSTRACT:
Disclosed herein is an improved means for detecting a half-cycle voltage crest of an alternating voltage waveform which includes means for protecting the detecting means from current surges associated with the initial random application of the alternating voltage waveform to the detecting means.

REFERENCES:
patent: 3083303 (1963-03-01), Knowles et al.
patent: 3166678 (1965-01-01), Fleshman, Jr. et al.
patent: 3176148 (1965-03-01), Lampke
patent: 3293451 (1966-12-01), Henning et al.
patent: 3891895 (1975-06-01), Wittlinger
patent: 4038568 (1977-07-01), May et al.
IBM Technical Disclosure Bulletin, vol. 15, No. 8, Jan. 1973-"Peak Detector", by C. H. Ristad, p. 2377.

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