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Class Information
Number: 251/207
Name: Valves and valve actuation > With selective flow regulation > Different sized bores in valve head > Rotary plug
Description: Devices in which the valve is of the plug type.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8663170 Rotating valve assembly including multi-lumen spherical valve Mar. 4, 2014
8613276 Dual fuel gas valve and gas grill Dec. 24, 2013
8567759 Advanced fluidics gate valve with active flow control for subsea applications Oct. 29, 2013
8387611 Barbecue grill with sear section Mar. 5, 2013
8313085 Fluid flow control apparatus Nov. 20, 2012
8281780 Regulation valve Oct. 9, 2012
8083208 Gas rotary valve Dec. 27, 2011
7967005 Dual fuel gas valve and gas grill Jun. 28, 2011
7699289 Throttle valve for weaving looms Apr. 20, 2010
7624934 Wind resistant oscillating sprinkler Dec. 1, 2009
7503345 Flow control apparatus Mar. 17, 2009
7458386 Manual gas valve with natural/LP gas conversion capability Dec. 2, 2008
7448594 Fluid regulator Nov. 11, 2008
7363680 Floor-cleaning machine with manual adjustment for two distinct and repeatable fluid flow rates Apr. 29, 2008
7296761 Hand-held dispenser Nov. 20, 2007
7219877 Continuous catalyst extraction valve with line cleaning feature May. 22, 2007
7156370 Rotary valve in a multi-gas cooker Jan. 2, 2007
7104521 Dual chamber orifice fitting valve Sep. 12, 2006
7093818 Embedded control valve using homopolar motor Aug. 22, 2006
7063302 Sample valve with integral sample shut off function for chromatograph Jun. 20, 2006
6962167 Choke valve Nov. 8, 2005
6938874 Spanner for a ball valve Sep. 6, 2005
6902120 Sprinkler provided with a built-in mechanism for dispensing detergent Jun. 7, 2005
6845966 Gas valve with linear regulation for gas burners Jan. 25, 2005
6843466 Rotational speed adjustment mechanism of a pneumatic tool Jan. 18, 2005
6789571 Liquid dilution device Sep. 14, 2004
6779779 Faucet with secondary opening Aug. 24, 2004
6520481 Linearly regulated gas valve for gas burners Feb. 18, 2003
6341760 Metering devices Jan. 29, 2002
6192913 Gas valve for pilotless gas burner Feb. 27, 2001
6158465 Rotary valve assembly for engines and other applications Dec. 12, 2000
5988155 Fluid flow valves and cooking machine control systems utilizing such valves Nov. 23, 1999
5983937 Flow control device Nov. 16, 1999
5971604 Mixing valve with adjustable regulating elements and central chamber Oct. 26, 1999
5944051 Sprinkler drain and test valve Aug. 31, 1999
5817068 Apparatus for controlling flow of biological/medical fluids to and from a patient Oct. 6, 1998
5727591 Electromagnetic rotary indexing valve Mar. 17, 1998
5706696 Modular pressure set and system for stamping press Jan. 13, 1998
5640997 Relief valve for gas flow rate regulator Jun. 24, 1997
5305986 Fluid control valve Apr. 26, 1994
5277221 Gas feed valve for domestic applications and the like Jan. 11, 1994
5207774 Valving for a controllable shock absorber May. 4, 1993
5180139 Rotary ball fluid control valve with noise attenuator Jan. 19, 1993
5009393 Linear flow turn down valve Apr. 23, 1991
4899981 In-run cleanable orifice trap Feb. 13, 1990
4890928 Metering device for soft ice cream freezers Jan. 2, 1990
4819872 Liquid dispensing device and water sprinkler including same Apr. 11, 1989
4700933 Shock absorbing apparatus for an engine Oct. 20, 1987
4687177 Device for adjusting the switching time of a valve member Aug. 18, 1987
4655078 Sprinkler drain and test valve Apr. 7, 1987

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