Liquid level system

Details Liquid level system Liquid level system

1981-04-27

1983-03-22

Brigance, Gerald L.

Communications: electrical

Condition responsive indicating system

Specific condition

200 83L, 73301, G08B 2100

Patent

active

043778097

ABSTRACT:
A liquid level system employs a bellows which is in flow communication with a differential pressure unit by a column of reference liquid. A float in the bellows carries a switch which energizes an alarm when liquid in the column is lost.

REFERENCES:
patent: 3849770 (1974-11-01), Hayashida
patent: 3853006 (1974-12-01), Lawford
patent: 4084072 (1978-04-01), Tsubota et al.
patent: 4107494 (1978-08-01), Tuegel

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