Electricity: circuit makers and breakers – Multiple circuit control – Sequential operations
Patent
1981-10-30
1983-05-17
Grimley, A. T.
Electricity: circuit makers and breakers
Multiple circuit control
Sequential operations
200 865, 200153LA, H01H 900
Patent
active
043841767
ABSTRACT:
An axially spring biased plunger has a cam which upon simultaneous engagement with a pair of switches opens one of the switches while closing the other.
REFERENCES:
patent: 1919206 (1933-07-01), Douglas
patent: 2658123 (1953-11-01), Von Stoeser
patent: 4239947 (1980-12-01), Breitung et al.
Emhart Industries Inc.
Ginsburg Morris
Gomes D. W.
Grimley A. T.
Meyer R. F.
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