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Class Information
Number: 251/344
Name: Valves and valve actuation > Valve actuator is valve casing or extension thereof > Sleeve valve > Flow passage in sleeve
Description: Devices in which a flow passage in the sleeve connects spaced ports in the valve body, and movement of the sleeve controls communication between the ports.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8701711 Continuously adjustable, multi-port selection, constant flow capability, externally-actuated rotary flow valve apparatus, system and method Apr. 22, 2014
8690120 Fluid transfer device Apr. 8, 2014
8678350 Valve and method for controlling flow in tubular members Mar. 25, 2014
8656965 Bleeder plug Feb. 25, 2014
8544497 Fluid transfer device and system Oct. 1, 2013
8333364 Stopper elastomeric sleeve assembly into standard valve Dec. 18, 2012
8322373 Axial drag valve with internal sleeve actuator Dec. 4, 2012
8316880 Oil filter bypass valve assembly for a generator Nov. 27, 2012
8312893 Axial drag valve with internal hub actuator Nov. 20, 2012
8176995 Reduced-impact sliding pressure control valve for pneumatic hammer drill May. 15, 2012
8146888 Stopper sleeve assembly into standard valve Apr. 3, 2012
8007274 Fuel nozzle assembly Aug. 30, 2011
8006776 Sliding pressure control valve for pneumatic hammer drill Aug. 30, 2011
7992652 Fluid distributor cylinder for percussive drills Aug. 9, 2011
7849876 Valve assembly with sealing force Dec. 14, 2010
7753340 Valve Jul. 13, 2010
7712725 Drain valve assembly May. 11, 2010
7513398 Beverage dispense valve Apr. 7, 2009
7458395 Low leak poppet solenoid Dec. 2, 2008
7401761 Compressed gas cylinder safety device Jul. 22, 2008
7178785 Stem arrangement for pivot actuated sleeve valve Feb. 20, 2007
7114703 Valve Oct. 3, 2006
7066447 Sleeve valve with adjustable flow characteristics Jun. 27, 2006
7032876 Fluid valve Apr. 25, 2006
6953184 Rotary damper assembly Oct. 11, 2005
6929245 Stem to sleeve connection for pivot actuated sleeve valve Aug. 16, 2005
6926251 Free-floating diaphragm flow control valve Aug. 9, 2005
6908069 Fluid valve apparatus Jun. 21, 2005
6899318 Wave seal to resist extrusion during equalization May. 31, 2005
6880638 Device for an opening in an outer sleeve of a sleeve valve and a method for the assembly of a sleeve valve Apr. 19, 2005
6874761 Pivot actuated sleeve valve Apr. 5, 2005
6869063 Sleeve valve and method for its assembly Mar. 22, 2005
6824120 Flow amount control device Nov. 30, 2004
6817416 Flow control device Nov. 16, 2004
6742681 Structure of a water outlet valve for water bag mouthpieces Jun. 1, 2004
6733000 Pivot actuated sleeve valve May. 11, 2004
6722439 Multi-positioned sliding sleeve valve Apr. 20, 2004
6719273 Water outlet valve for water bag mouthpiece Apr. 13, 2004
6637723 Fluid valve Oct. 28, 2003
6622988 Mouthpiece for drinking Sep. 23, 2003
6585001 Flow through ring valve for plastic extruding systems Jul. 1, 2003
6533244 Backwash flow control valve Mar. 18, 2003
6523568 Combination air vent/probe port and method of constructing same Feb. 25, 2003
6361018 Coaxial valve with electric actuating drive Mar. 26, 2002
6328277 Automatic valve Dec. 11, 2001
6325150 Sliding sleeve with sleeve protection Dec. 4, 2001
6230607 Adjusting device for a pneumatic drive, particularly for a medical or dental instrument May. 15, 2001
6199823 Solenoid valve with an external sleeve armature Mar. 13, 2001
6196477 Spray device with nozzle and valve Mar. 6, 2001
6178988 Hydrant design Jan. 30, 2001

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