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Class Information
Number: 251/127
Name: Valves and valve actuation > With material guide or restrictor > Baffle or zigzag flow restrictor
Description: Subject matter wherein the restricting means is of a form such that the fluid flow direction is changed at least twice in a plurality of stages.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8651137 Gas manifold system for steady gas supply at outlet Feb. 18, 2014
8607757 Intake manifold for preventing flow noise Dec. 17, 2013
8585011 Control valve trim Nov. 19, 2013
8556226 Valve with the device enhancing capability of its closure member and related seat ring to resist erosion Oct. 15, 2013
8523141 Control valve Sep. 3, 2013
8469053 Flow control valve Jun. 25, 2013
8464746 Automatic water distributor Jun. 18, 2013
8439071 Screen basket vortex breaker for vessel May. 14, 2013
8434525 Noise reducing fluid passageways for fluid flow control devices May. 7, 2013
8430131 Noise control via outlet jet frequency dispersal Apr. 30, 2013
8375974 Temperature controlling device Feb. 19, 2013
8376312 Flow restrictor Feb. 19, 2013
8366070 Fluid control valve Feb. 5, 2013
8356633 Stacked conduit assembly and screw fastening method for conduit part Jan. 22, 2013
8152133 Pneumatic pressure regulating valve Apr. 10, 2012
8141843 Fluid control valve Mar. 27, 2012
8092212 Rotary valve arranged in multi-gas cooker Jan. 10, 2012
8042572 Controllable pressure-reducing valve and device for the generation of pressure change signals Oct. 25, 2011
8033300 Fluid pressure reduction devices Oct. 11, 2011
7963501 Butterfly valve Jun. 21, 2011
7963763 Multi-gas cooker, with a rotary valve provided with interchangeable regulating means Jun. 21, 2011
7959127 Axial trim for dirty service valve Jun. 14, 2011
7909054 Shank assembly for a fill valve Mar. 22, 2011
7886772 Noise reducing fluid passageways for fluid flow control devices Feb. 15, 2011
7875109 Integral flow restrictor valve Jan. 25, 2011
7815165 Valve device having barrier for suppressing transmission of pulsating waves Oct. 19, 2010
7802592 Fluid pressure reduction devices Sep. 28, 2010
7789105 Gas pressure regulator Sep. 7, 2010
7784651 Foam throttle Aug. 31, 2010
7766045 Fluid pressure reduction device for high pressure-drop ratios Aug. 3, 2010
7712540 Flow control device May. 11, 2010
7708024 Fixed cone sleeve valve having ribs downstream of the gate for supporting the cone and other components of the valve May. 4, 2010
7690400 Noise reducing fluid passageways for fluid control devices Apr. 6, 2010
7651330 Rotary valve arranged in a multi-gas cooker Jan. 26, 2010
7641470 Multi-gas cooker, with a rotary valve provided with interchangeable regulating means Jan. 5, 2010
7584822 Noise level reduction of sparger assemblies Sep. 8, 2009
7546999 Solenoid valve for controlling water supply Jun. 16, 2009
7455115 Flow control device Nov. 25, 2008
7431045 Flow restrictor Oct. 7, 2008
7370661 Permeable gas assembly for gas delivery May. 13, 2008
7264221 Butterfly valve assembly with improved flow characteristics Sep. 4, 2007
7234488 Valve assembly and method with slotted plates and spherical ball plug Jun. 26, 2007
7178782 Quiet opening ball valve Feb. 20, 2007
7174912 Shut-off valve assembly Feb. 13, 2007
7156122 Rotary ball valve assembly Jan. 2, 2007
7143992 Device for regulating the flow of a fluid, in particular for solenoid valves Dec. 5, 2006
7131456 Mass flow controller Nov. 7, 2006
7111637 Enclosure system for pressure relief device Sep. 26, 2006
7082956 Regulator with flow distributor Aug. 1, 2006
7044436 Regulation valve May. 16, 2006

1 2 3 4 5 6










 
 
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