Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1985-12-19
1987-02-10
Artis, Henry K.
Electricity: circuit makers and breakers
Liquid contact
Time delay
200336, 200303, 200260, 200290, 200 11J, H01H 2138
Patent
active
046424326
ABSTRACT:
A switch mechanism is disclosed as including a body member containing the switching elements for an electrical circuit and a rotary external actuator for producing corresponding rotary motion to the switching elements for placing the switch mechanism into its controlling conditions. The actuator is held in a restrained position upon the body member and also resiliently biased into a controlling condition by a single element, a coil spring.
REFERENCES:
patent: 2680383 (1954-06-01), Lahti
patent: 3110774 (1963-11-01), Krol et al.
patent: 3157756 (1964-11-01), Close et al.
patent: 3892931 (1975-07-01), Lockard
Artis Henry K.
Cusick Ernest G.
Fasco Controls Corporation
Shlesinger Fitzsimmons, Shlesinger
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