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Class Information
Number: 251/209
Name: Valves and valve actuation > With selective flow regulation > Rotary > Plug
Description: Devices in which the valve is of the plug type.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8646750 Ceramic water control valve with ceramic chips having pressing leak-proof functions Feb. 11, 2014
8613276 Dual fuel gas valve and gas grill Dec. 24, 2013
8485217 Plug valve for gas stove Jul. 16, 2013
8479758 Methods and devices for reducing water consumption Jul. 9, 2013
8465002 Valve Jun. 18, 2013
8443765 Digital rotary control valve May. 21, 2013
8413956 Double-disc gate valve Apr. 9, 2013
8413684 Ball valve with anti-rotational pressure plate Apr. 9, 2013
8371553 Long-stroke regulator valve with a stop function Feb. 12, 2013
8347831 Sealed control valve for a fluid flow circuit Jan. 8, 2013
8262062 Rotary valve Sep. 11, 2012
8261775 Layered scavenging carburetor Sep. 11, 2012
8201711 Mixing device for individual hydration unit Jun. 19, 2012
8196897 Device for distributing gas to a cooking appliance Jun. 12, 2012
8166994 Ball for valves and production method May. 1, 2012
8146884 High pressure control valve that allows for multiple pressure drops Apr. 3, 2012
8141582 Flow amount adjusting valve Mar. 27, 2012
8020412 Washing machine with odor removal function Sep. 20, 2011
7967005 Dual fuel gas valve and gas grill Jun. 28, 2011
7811067 Air driven pump with performance control Oct. 12, 2010
7802589 Multirate tubing flow control valve Sep. 28, 2010
7770867 Plug valve with flow area equal to or greater than the flow area of the connected piping Aug. 10, 2010
7699289 Throttle valve for weaving looms Apr. 20, 2010
7690397 Digital rotary control valve Apr. 6, 2010
7690396 Multirate tubing flow restrictor Apr. 6, 2010
7565918 Variable orifice rotary control valve Jul. 28, 2009
7562860 Hand-operated pressure regulating valve for compressed air guns Jul. 21, 2009
7526993 Fluid pressure cylinder apparatus having throttle valve May. 5, 2009
7461669 Seat keeper Dec. 9, 2008
7458386 Manual gas valve with natural/LP gas conversion capability Dec. 2, 2008
7322559 Plug valve having high flow resolution Jan. 29, 2008
7281529 EGR cooler purging apparatus and method Oct. 16, 2007
7273068 Electric driven, integrated metering and shutoff valve for fluid flow control Sep. 25, 2007
RE39658 Ball valve with modified characteristics May. 29, 2007
7150445 Valve device having a long adjustment stroke Dec. 19, 2006
7124776 Water faucet having different output effects Oct. 24, 2006
7111643 Flow characterization in a flowpath Sep. 26, 2006
7104521 Dual chamber orifice fitting valve Sep. 12, 2006
7063302 Sample valve with integral sample shut off function for chromatograph Jun. 20, 2006
7028927 Flowrate control device, in particular for medical use Apr. 18, 2006
7007915 Low energy fluid actuator control element Mar. 7, 2006
6986361 Compressed air flow controller Jan. 17, 2006
6916010 Regulating valve for adjusting the flow in an infusion or transfusion procedure Jul. 12, 2005
6880484 Self-watering pot Apr. 19, 2005
6874486 Supercharger with multiple backflow ports for noise control Apr. 5, 2005
6863257 Range burner control valve shutter Mar. 8, 2005
6837480 Ball valve with adjustable flow coefficient Jan. 4, 2005
6808162 Rotary 2-way servovalve Oct. 26, 2004
6779779 Faucet with secondary opening Aug. 24, 2004
6726175 Gas valve Apr. 27, 2004

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