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Class Information
Number: 251/349
Name: Valves and valve actuation > Valve actuator is inlet or outlet
Description: Subject matter wherein the valve actuator comprises a flow confining member which comprises the inlet or outlet for material passing through the valve.










Sub-classes under this class:

Class Number Class Name Patents
251/354 Biased valve 90
251/350 Detachable tip 8
251/351 Plural motions of valve 77
251/353 Reciprocating spout 96
251/352 Rotary 75


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8475726 Reactor and apparatus for pyrolyzing waste, especially tyre Jul. 2, 2013
8356619 Non return valve and a proceeding to form a non return valve system to be fasten together inside a receptacle intended to contain air or liquid Jan. 22, 2013
7537025 Faucet device May. 26, 2009
7520871 System and method for tension-activated fluid control Apr. 21, 2009
7497416 Safety valve device with a manual seal assembly for an inflatable apparatus Mar. 3, 2009
7063102 Air tap assembly Jun. 20, 2006
6871669 Connector apparatus and method of coupling bioprocessing equipment to a media source Mar. 29, 2005
RE38145 Luer-receiving medical valve Jun. 17, 2003
6571562 Witness drain valve Jun. 3, 2003
6557584 Flow control and flow rate control mechanisms for use in brewing machines with fluidly connected chambers May. 6, 2003
6498371 Body-tied-to-body SOI CMOS inverter circuit Dec. 24, 2002
6461335 Tube dependent anti-free-flow valve Oct. 8, 2002
6454742 Valve cuff for a fluid administration system Sep. 24, 2002
6408845 Respiratory filter Jun. 25, 2002
6279872 Quick-acting valve Aug. 28, 2001
6200261 Valve and methods for urinary control Mar. 13, 2001
6178988 Hydrant design Jan. 30, 2001
6021801 Valves Feb. 8, 2000
5988593 Water faucet with spout to control water flow and method therefor Nov. 23, 1999
5529278 Fluid access and flow control valve Jun. 25, 1996
5507808 Filling tube and seal construction Apr. 16, 1996
5474544 Luer-receiving medical valve Dec. 12, 1995
5404061 Oil-filled motor protector Apr. 4, 1995
5337775 Dispensing taps Aug. 16, 1994
5328152 Fluid control valve unit Jul. 12, 1994
5267586 Shutoff valve mechanism for the oral evacuator of a dental unit Dec. 7, 1993
5133938 Lockable valve mechanism for sample pouch Jul. 28, 1992
5125625 Quick vent closure assembly for pressurized water reactor Jun. 30, 1992
5097994 Container pouring spout Mar. 24, 1992
5071411 Pressure-actuated valve for sealing flow conduit Dec. 10, 1991
5022422 Ball valve Jun. 11, 1991
4958803 Automatic fluid valve Sep. 25, 1990
4908884 Flexible drain Mar. 20, 1990
4832595 Torch nozzle assembly May. 23, 1989
4824075 Tilt action dispensing valve assembly Apr. 25, 1989
4671463 Water jet aerator with flow controlling nozzle Jun. 9, 1987
4662396 Connector assembly permitting quick attachment and detachment of fluid conduits May. 5, 1987
4640306 Fluid flow regulator for intravenous feeding device Feb. 3, 1987
4611785 Tube closure device Sep. 16, 1986
4550865 Obliquely-handling nozzle for aerosol Nov. 5, 1985
4550748 Fluid flow regulating unit for intravascular catheter systems Nov. 5, 1985
4529167 Valve apparatus Jul. 16, 1985
4527588 Safety valve Jul. 9, 1985
4523741 Linear motion valve Jun. 18, 1985
4331269 Nozzle adapter for tilt actuated nozzle down valves May. 25, 1982
4325692 Throwaway type gas lighter Apr. 20, 1982
4274453 Aseptic fluid transfer Jun. 23, 1981
4203534 Tilting nozzle closure with dual sealing surfaces May. 20, 1980
4199536 Rotary drum humidifier Apr. 22, 1980
4178643 Valve for inflatable prosthesis Dec. 18, 1979

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