System for detecting level of liquid in tank

Measuring and testing – Liquid level or depth gauge – Float

Reexamination Certificate

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Details

C340S623000, C340S625000, C116S227000

Reexamination Certificate

active

07013728

ABSTRACT:
A system for detecting the level of liquid in a tank includes a sensor part provided to the tank and for sensing a position of the liquid level in accordance with displacement of a float, and a sensor casing arranged in the tank to be isolated from liquid and for accommodating the sensor part.

REFERENCES:
patent: 4987400 (1991-01-01), Fekete
patent: 2537000 (2003-02-01), None
patent: 36 27 109 (1988-02-01), None
patent: 575971 (1993-12-01), None
patent: 64-38534 (1989-03-01), None
patent: 2001356040 (2001-12-01), None
patent: 88/01046 (1988-02-01), None
patent: 98/45673 (1998-10-01), None

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