Liquid level sensor

Details Liquid level sensor Liquid level sensor

1980-12-01

1982-11-30

Yasich, Daniel M.

Measuring and testing

Liquid level or depth gauge

Thermal type

73304C, 137392, 340620, 340622, 361284, G01F 2322

Patent

active

043610382

ABSTRACT:
In a liquid level sensing apparatus having a stillwell in a liquid-holding tank disposed around the sensing device, a bubble shield is provided to interdict the upward flow of bubbles to the stillwell to protect the sensor from contact with bubbles or foreign matter which could result in a false reading.

REFERENCES:
patent: 3312936 (1967-04-01), Huntzinger
patent: 3335243 (1967-08-01), Canaday
patent: 3391547 (1968-07-01), Kingston
patent: 3461446 (1969-08-01), Sergeant
patent: 3496773 (1970-02-01), Cornish
patent: 3630083 (1971-12-01), Gorans
patent: 3742245 (1973-06-01), Hallen et al.
patent: 4002996 (1977-01-01), Klebanoff et al.
patent: 4065760 (1977-12-01), Feldon
patent: 4081998 (1978-04-01), Martig, Jr.
patent: 4099167 (1978-07-01), Pomerantz et al.

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