Electricity: circuit makers and breakers – Special application – Liquid or moisture responsive
Patent
1976-03-15
1978-03-28
Engle, Samuel W.
Electricity: circuit makers and breakers
Special application
Liquid or moisture responsive
200 68, 200 77, 200324, 200339, H01H 1336
Patent
active
040816338
ABSTRACT:
A multi-function electrical switch assembly has body sections defining therebetween a chamber containing spaced fixed electrical contacts and spaced moveable electrical contacts carried by a plunger member which is resiliently restrained from moving the moveable contacts toward the fixed electrical contacts; a second set of electrical terminals are defined by a fixed terminal connected to a moveable deflectable arm carrying a first contact which, upon such arm being sufficiently deflected by the plunger, engages a cooperating second fixed contact.
REFERENCES:
patent: 1398053 (1921-11-01), Wollenweber
patent: 2750463 (1956-06-01), Roeser
patent: 2848575 (1958-08-01), Hahn, Jr.
patent: 2885905 (1959-05-01), Larkin
patent: 3329784 (1967-07-01), Rogero
patent: 3335240 (1967-08-01), Dhaens
patent: 3819891 (1974-06-01), Miller et al.
patent: 4012608 (1977-03-01), Lockard
Engle Samuel W.
Nartron Corporation
Palo Ralph
Romanski Lon H.
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