Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1978-04-13
1980-01-01
Pollard, Steven M.
Electricity: circuit makers and breakers
Liquid contact
Time delay
200153T, 200153G, 200330, H01H 300, H01H 320
Patent
active
041818385
ABSTRACT:
An improved actuating mechanism is provided for a power switch that includes a "tripped" position intermediate an "on" position and "off" position. The mechanism includes an auxiliary switch and improved cam operating means for operating the switch.
REFERENCES:
patent: 2830154 (1958-04-01), Herrmann et al.
patent: 3171908 (1965-03-01), Malota
patent: 3246097 (1966-04-01), Dendy, Jr. et al.
patent: 3852552 (1974-12-01), Kimijima et al.
patent: 3858018 (1974-12-01), Walley
patent: 3912894 (1975-10-01), Mullen et al.
Menzel Helmut
Neuser Johannes
Elchik W. A.
Hundt & Weber Schalgerate GmbH
Pollard Steven M.
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