Bilge pump activator switch

Details Bilge pump activator switch Bilge pump activator switch

1983-05-23

1984-08-28

Scott, J. R.

Electricity: circuit makers and breakers

Float

Float and pressure

H01H 3518

Patent

active

044685467

ABSTRACT:
A bilge pump switch apparatus for activating and deactivating the bilge pump of the vessel in response to predetermined water levels in the bilge area comprising a housing defining a chamber therein and provided with a fluid port for receiving and discharging bilge water, a mercury tilt switch suspended within the chamber and being responsive to tilting for opening and closing a circuit including a battery, the mercury tilt switch and the bilge pump, and a float responsive to the water level in the chamber for positioning the mercury tilt switch in its normally open position and its normally closed position.

REFERENCES:
patent: 2929889 (1960-03-01), Efther
patent: 3185789 (1965-05-01), Gunther
patent: 3192337 (1965-06-01), Doty et al.
patent: 3309687 (1967-03-01), Phipps
patent: 4065226 (1977-12-01), Campbell

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