Float assembly checking system

Details Float assembly checking system Float assembly checking system

1988-04-04

1989-04-11

Crosland, Donnie L.

Communications: electrical

Condition responsive indicating system

With particular system function

340623, 340624, 73309, 73308, 73307, 73322, 73DIG5, 73452, 200 84C, G08B 2900, G01F 2310

Patent

active

048210226

ABSTRACT:
An apparatus for checking the workability of a float assembly used to determine the level of liquid in a vessel is disclosed and comprises: a float extension associated with the float of the float assembly and movable when the float assembly is in working order in response to the movement of the float caused by changing the level of liquid in the vessel; a sensor located in spaced relation to the float extension and acting to provide a signal when the float extension is in a predetermined position; and a checking system capable of being activated to move the foat extension into the predetermined position without regard to the level of liquid in the vessel when the float assembly is workable.

REFERENCES:
patent: 4321590 (1982-03-01), Ishikawa et al.
patent: 4500761 (1985-02-01), Kubota et al.
patent: 4626700 (1986-12-01), Tanaka et al.

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