Liquid level sensor having a retained base plate

Details Liquid level sensor having a retained base plate Liquid level sensor having a retained base plate

1988-06-22

1990-05-15

Tolin, Gerald P.

Electricity: circuit makers and breakers

Float

Float and pressure

73313, 340624, 361395, H01H 3518

Patent

active

049260154

ABSTRACT:
The liquid level sensor comprising a tubular case with an inner surface, a base plate having a wiring and disposed in the case so as to extend lengthwise of the case is disclosed. A switch member is disposed on the base plate and is electrically connected with the wiring. A float is disposed outside of the case and is movable in accordance with a displacement of the liquid surface of the liquid in the reservoir tank. A driving member is disposed on the float so as to drive the switch member. A retaining member is disposed on at least one of the inner surface of the case and the base plate so as to support and secure the base plate in the case.

REFERENCES:
patent: 3826139 (1974-07-01), Bachman
patent: 3976963 (1976-08-01), Kubler
patent: 4020481 (1977-04-01), Nakagawa
patent: 4227236 (1980-10-01), Kubler
patent: 4356729 (1982-11-01), Kubota et al.

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