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Class Information
Number: 137/907
Name: Fluid handling > Vacuum-actuated valves
Description: Art collection drawn to vacuum-actuated valves.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8684214 Degassing container for refrigerator Apr. 1, 2014
8678026 Automatic increased-suction relief apparatus Mar. 25, 2014
8668183 Dual-direction in-tank magnetic safety valve Mar. 11, 2014
8636033 Microfluidic device initialization method, microfluidic device initialization apparatus and microfluidic device package Jan. 28, 2014
8496005 Breathing mask and regulator for aircraft Jul. 30, 2013
8453668 Vacuum relief valve Jun. 4, 2013
8418715 Control system Apr. 16, 2013
8286665 Multiplexed latching valves for microfluidic devices and processors Oct. 16, 2012
8056156 Vacuum relief unit and method for a pool Nov. 15, 2011
8057387 System, method and apparatus for regulating vacuum supplied to surgical tools Nov. 15, 2011
8011380 Single component two-stage regulator Sep. 6, 2011
7938141 Single component two-stage regulator May. 10, 2011
7909055 Valve provided with a passage for conveying a medium and an installation provided with such a valve Mar. 22, 2011
7905247 Vacuum actuated valve for high capacity storage and delivery systems Mar. 15, 2011
7845028 Vacuum sewer system Dec. 7, 2010
7836886 Breathing mask and regulator for aircraft Nov. 23, 2010
7814893 Exhaust gas recirculation system module with integral vacuum Oct. 19, 2010
7685793 Evacuatable container Mar. 30, 2010
7458390 Breath controlled air inlet for blower Dec. 2, 2008
7431047 Device for underpressure-activated dispensing of fluids Oct. 7, 2008
7380568 Water flow controller Jun. 3, 2008
7377287 Intermittent pressure module May. 27, 2008
7284565 Fluid flow regulator for swimming pool cleaning system Oct. 23, 2007
7255127 Vacuum regulator and intermittent flow device Aug. 14, 2007
7237567 Vacuum valve Jul. 3, 2007
7171980 Springless regulator valve assembly Feb. 6, 2007
7143773 Intermittent pressure module for a vacuum regulator Dec. 5, 2006
7140389 Vacuum producing device Nov. 28, 2006
7093612 Self-sealing one-piece vacuum fitting for bagging of composite materials Aug. 22, 2006
7089953 Controlled pneumatic device for automatic inflating/deflating of a confinement capacity of a gas fluid under relative pressure Aug. 15, 2006
7047993 Pilot switching valve apparatus and a method of switching pilot switching valve May. 23, 2006
7017564 Temperature-controlled PCV valve Mar. 28, 2006
7013909 Vacuum valve controller Mar. 21, 2006
6990997 Fluid distribution device Jan. 31, 2006
6945277 Underpressure valve Sep. 20, 2005
6874484 Fuel vapor vent system and low permeation vacuum operated shut-off valve therefor Apr. 5, 2005
6863083 Vacuum demand flow valve Mar. 8, 2005
6837258 Vacuum operated sealed liquid accumulator Jan. 4, 2005
6837257 Valve device at dispensers Jan. 4, 2005
6772787 Vacuum regulator for maintaining a substantially constant vacuum in a vacuum system Aug. 10, 2004
6763846 Fluid distribution device Jul. 20, 2004
6712095 Vacuum demand valve Mar. 30, 2004
6695279 Pressure-responsive actuator Feb. 24, 2004
6684903 Vacuum demand valve Feb. 3, 2004
6681812 Attachment for a vacuum pump Jan. 27, 2004
6679288 Vacuum demand valve Jan. 20, 2004
6672333 Vacuum demand valve Jan. 6, 2004
6648011 Vacuum demand valve Nov. 18, 2003
6604545 Vacuum demand valve Aug. 12, 2003
6591863 Adjustable pool safety valve Jul. 15, 2003

1 2 3 4 5 6










 
 
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