Liquid-level detection switch

Details Liquid-level detection switch Liquid-level detection switch

1982-09-30

1984-09-25

Scott, J. R.

Electricity: circuit makers and breakers

Float

Float and pressure

340624, H01H 3518, G01F 2310, G08B 2100

Patent

active

044737300

ABSTRACT:
The invention relates to a liquid level detection switch which is provided in a casing with a plurality of terminals having fixed contacts and a signal-outputting portion and with a float having a movable contact to contact with the fixed contacts moving vertically within the casing so that the movable contact contacts or separates from the fixed contacts as the float moves vertically.

REFERENCES:
patent: 1718241 (1929-06-01), Laas
patent: 1768446 (1930-06-01), Gron
patent: 2661411 (1953-12-01), Berger
patent: 2780692 (1957-02-01), Hinojosa
patent: 2915605 (1959-12-01), Friedell
patent: 3611285 (1971-10-01), Eggstein
patent: 4087663 (1978-05-01), Sawyer

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