Non-contact type liquid level sensor and non-contact type...

Details Non-contact type liquid level sensor and non-contact type... Non-contact type liquid level sensor and non-contact type...

2007-05-29

2007-05-29

Williams, Hezron (Department: 2856)

Measuring and testing

Liquid level or depth gauge

Float

Reexamination Certificate

active

11123036

ABSTRACT:
A memory which stores an output value indicating a liquid level is provided in a Hall-effect IC, and an uppermost position and a lowermost position of a float, which are set in advance, are written to the memory as an uppermost liquid level and a lowermost liquid level using a reference position writing jig.

REFERENCES:
patent: 2004/0003660 (2004-01-01), Fukuhara et al.
patent: 2004/0204870 (2004-10-01), Schimnowski et al.
patent: 2005/0120793 (2005-06-01), Cochran et al.
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patent: 2004-20538 (2004-01-01), None
patent: WO 00/52425 (2000-09-01), None

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