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Class Information
Number: 251/286
Name: Valves and valve actuation > Limit stop > Rotary valve
Description: Devices associated with a rotary valve.










Sub-classes under this class:

Class Number Class Name Patents
251/288 Stop element on actuator 248
251/287 Stop element on head 51


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8662107 Switch device for water conduit valve Mar. 4, 2014
8496228 Planetary gear ball valve Jul. 30, 2013
8490946 Planetary gear valve Jul. 23, 2013
8281780 Regulation valve Oct. 9, 2012
8281814 Water supply valve cartridge Oct. 9, 2012
8262062 Rotary valve Sep. 11, 2012
8215614 Two position actuator impact limiter Jul. 10, 2012
8205859 Extended valve handle Jun. 26, 2012
8172201 Exhaust throttling valve using a general purpose actuator May. 8, 2012
7988128 Sealing luer Aug. 2, 2011
7828268 Condensate free valve handle Nov. 9, 2010
7827796 Rotary metering valve arrangement Nov. 9, 2010
7798170 Field adjustable control valve assembly and field adjustment module Sep. 21, 2010
7793915 Valve drive device Sep. 14, 2010
7581572 Fuel saving valve assembly Sep. 1, 2009
7571890 Valve construction and method of use Aug. 11, 2009
7562669 Check valve stop assembly and method of retention Jul. 21, 2009
7552710 Variable geometry intake manifold for an internal combustion engine Jun. 30, 2009
7404543 Slow closing actuator and valve Jul. 29, 2008
7360554 Integrated gas meter bar device and locking shut-off valve Apr. 22, 2008
7350765 Double-stop floating ball valve Apr. 1, 2008
7240691 Rotary bleed valve assembly Jul. 10, 2007
7231935 Faucet Jun. 19, 2007
7226285 Gas flowrate control device for gas burner Jun. 5, 2007
7195229 Automatic sampler Mar. 27, 2007
7152621 Integrated gas meters bar device and locking shut-off valve Dec. 26, 2006
7063302 Sample valve with integral sample shut off function for chromatograph Jun. 20, 2006
7028984 Flow control valve for gardening pipe Apr. 18, 2006
7028979 Servo assisted butterfly valve provided with a flat leaf spring and a spiral spring to establish the limp-home position Apr. 18, 2006
7000896 Reversible ball valve handle Feb. 21, 2006
6959909 Actuating handle assembly Nov. 1, 2005
6938878 Direct flow tap for dispensing drinks, provided with improved devices for stopping the operating handle Sep. 6, 2005
6916010 Regulating valve for adjusting the flow in an infusion or transfusion procedure Jul. 12, 2005
6902704 Injection pump assembly for a combinatorial reactor and related method Jun. 7, 2005
6805165 Adjustable air stream introducing device Oct. 19, 2004
6672564 Drive device Jan. 6, 2004
6638481 Plug flow cytometry for high throughput screening and drug discovery Oct. 28, 2003
6425571 Valve and method for forming valve Jul. 30, 2002
6382590 Distribution valve May. 7, 2002
6296229 Metal ball valves for gas Oct. 2, 2001
6062534 Double acting rotary valve actuator May. 16, 2000
5950982 Faucet safety stop Sep. 14, 1999
5901735 Diverter valves with integral back flow preventer and inlet and outlet check valve mechanisms May. 11, 1999
5704090 Bleed for a vacuum cleaner Jan. 6, 1998
5647389 Indexable latching handle assembly for quarter-turn rotary valves Jul. 15, 1997
5503177 Repair device for fluid distribution valves Apr. 2, 1996
5385167 Value testing device Jan. 31, 1995
5352214 Tubing clamb to control flow through compressible tubing Oct. 4, 1994
5348271 Locking device Sep. 20, 1994
5329959 Locking device Jul. 19, 1994

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