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Class Information
Number: 137/565.11
Name: Fluid handling > Systems > With pump > Pumped fluid control
Description: Subject matter including regulating means for varying the flow of a gas or liquid.










Sub-classes under this class:

Class Number Class Name Patents
137/565.16 Electric 55
137/565.13 Fluid pressure responsive 43
137/565.12 Manual 28


Patents under this class:

Patent Number Title Of Patent Date Issued
8678778 Flow-ducting unit with pump and fitting Mar. 25, 2014
8646475 Dosing pump unit Feb. 11, 2014
8561627 Calibration of a chemical dispense system Oct. 22, 2013
8561633 Steel-reinforced HDPE rain harvesting system Oct. 22, 2013
8556597 Metering unit Oct. 15, 2013
8470246 Detection and fluidic system of a flow cytometer Jun. 25, 2013
8453524 Solution feeding device Jun. 4, 2013
8430112 Slurry feed system and method Apr. 30, 2013
8414849 Micro-fluidic device Apr. 9, 2013
8381766 Systems and methods for generating hydrogen gas Feb. 26, 2013
8361807 Device and method for making discrete volumes of a first fluid in contact with a second fluid, which are immiscible with each other Jan. 29, 2013
8336576 Compressed air supply device for motor vehicles Dec. 25, 2012
8321101 Temperature dependent minimum transmission input speed Nov. 27, 2012
8308606 Hydraulic supply system for a hydraulically-actuated automatic transmission Nov. 13, 2012
8303894 Detection and fluidic system of a flow cytometer Nov. 6, 2012
8262990 Flow cytometer system with unclogging feature Sep. 11, 2012
8196602 Water distribution system for cold climates Jun. 12, 2012
8158082 Micro-fluidic device Apr. 17, 2012
8141584 Water collection, storage, and distribution system Mar. 27, 2012
8132587 Apparatus and method for introducing air into a hydropneumatic reservoir Mar. 13, 2012
7828007 Automatic pump control device Nov. 9, 2010
7723700 Controlling the flow of vapors sublimated from solids May. 25, 2010
6990700 Inflatable product provided with electric air pump Jan. 31, 2006
6799601 Positive pressure generation device and valve Oct. 5, 2004
6793774 Arrangement of high-pressure water devices in a paper machine and a method for arranging it in a paper machine Sep. 21, 2004
6779496 Pressure reservoir for exerting pressure on a hydraulic system, with which preferably a gas exchange valve of an internal combustion engine is actuated Aug. 24, 2004
6746606 Method and system for matching flow rate Jun. 8, 2004
6595228 Vehicle fluid transfer system Jul. 22, 2003
6533951 Method of manufacturing fluid pump Mar. 18, 2003
6209309 Pulse width modulated fuel flow control for an engine Apr. 3, 2001
6196263 Methods and apparatus for metering flowable material Mar. 6, 2001
5651389 Method and apparatus for controlling tank vapors Jul. 29, 1997
5634487 Water tank and gated dump valve for fire trucks Jun. 3, 1997
4948340 Above-ground storage system Aug. 14, 1990
4928727 Flash flood control units for housing construction May. 29, 1990
4890983 Above-ground storage system Jan. 2, 1990
4869427 Shower system Sep. 26, 1989
4653533 Variable orifice device Mar. 31, 1987
4549574 Fluidic devices Oct. 29, 1985
4527588 Safety valve Jul. 9, 1985
4467627 Pump for a dispensing system for an automatic washer Aug. 28, 1984
4404988 Pressure seated closure for containment drain Sep. 20, 1983
4235352 Water supply apparatus Nov. 25, 1980
4180083 System for controlling flow rate in pipelines Dec. 25, 1979
3985626 Arrangement for regulating the distillate height level in the degassing stage of an evaporation installation Oct. 12, 1976
3952772 Intake piece adapted for emptying containers with liquid Apr. 27, 1976











 
 
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