Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Material level or thickness responsive
Patent
1996-11-26
1998-05-12
Savage, Matthew O.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Material level or thickness responsive
210172, 210196, 210462, 210472, 2104933, B01D 35027
Patent
active
057500215
ABSTRACT:
An oil supply and return tube structure for oil tanks in cars and ships includes a base having a large oil return hole, a large oil intake hole, a small oil intake hole, a small oil return hole, an air inlet and a float hole to allow dimensional and wavy filtering of oil in the oil tank. By means of a float in conjunction with a sensor in a float shaft, the oil level may be detected. An air discharge valve is provided for adjustment of air pressure in the oil tank. A sinuous tube is provided to protect the sensor in the float shaft.
REFERENCES:
patent: 3113282 (1963-12-01), Coleman
patent: 3266312 (1966-08-01), Coleman et al.
patent: 4617122 (1986-10-01), Kruse et al.
patent: 5186152 (1993-02-01), Cortochiato et al.
Klein David I.
Lee Jun Y.
Rosenberg Morton J.
Savage Matthew O.
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