Push button switch

Details Push button switch Push button switch

1977-10-26

1978-09-05

Marcus, Stephen

Electricity: circuit makers and breakers

Liquid contact

Time delay

74143, 74575, 200 11TW, 200308, H01H 334, H01H 1358

Patent

active

041122780

ABSTRACT:
A push-button rotary switch having a switching mechanism including a pair of independent actuators having linear movement into contact with the teeth of a switch position selector ratchet wheel mounted at the center of a rotatable switch-positioning indicator, with the actuators adapted to alternately engage certain of the ratchet teeth so as to rotate the switch-positioning indicator step by step in either direction into different switching positions.

REFERENCES:
patent: 3184982 (1965-05-01), Auer
patent: 3375337 (1968-03-01), Barrett et al.
patent: 3435167 (1969-03-01), Pfleger
patent: 3501969 (1970-03-01), Burwell et al.
patent: 3626452 (1971-12-01), Winter et al.
patent: 3748915 (1973-07-01), Winter et al.
patent: 3852554 (1974-12-01), Heide
patent: 3876848 (1975-04-01), Hartmann

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