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Class Information
Number: 137/119.09
Name: Fluid handling > Self-proportioning or correlating systems > Self-controlled branched flow systems > Plural outflows > Alternately or successively substituted outflow > Pressure responsive > Responsive to outlet pressure
Description: Subject matter wherein in response to the change in the fluid pressure in the outlet branch the sensor controls the outflow of the fluid.

Patents under this class:

Patent Number Title Of Patent Date Issued
7334599 Single lever faucet with spray Feb. 26, 2008
6895988 Self-actuating control valve for a bed pad or seat pad May. 24, 2005
6422834 Reversing valve for a diaphragm pump Jul. 23, 2002
6419463 Reversing valve for a diaphragm pump Jul. 16, 2002
6158208 Multiplexed fluid control system with pressure transducer feedback Dec. 12, 2000
6126818 Filter system for the lubricant of an internal combustion engine Oct. 3, 2000
5881754 Valve device for faucet and spray gun Mar. 16, 1999
5836347 Fluid pressure supply system Nov. 17, 1998
5738135 Dispensing apparatus with line pressure diverter Apr. 14, 1998
5651555 Fluid-operated leveling valve systems Jul. 29, 1997
5027847 Pneumatic valve actuator sequencing control system and sequencing relay device incorporated therein Jul. 2, 1991
4817666 Fluid flow control valves Apr. 4, 1989
4526190 Control valve assembly Jul. 2, 1985
4480654 Multipressure compressor Nov. 6, 1984
4476889 Control valve and switch assembly Oct. 16, 1984
4441629 Compressed gas powered caulking gun Apr. 10, 1984
4267857 Duct system containing a movable plug body May. 19, 1981
4011662 Automatic valve assembly and heater/humidifier converter for clothes dryer Mar. 15, 1977

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