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Class Information
Number: 137/854
Name: Fluid handling > Line condition change responsive valves > Direct response valves (i.e., check valve type) > Resilient material valve > With valve member flexing about securement > Central mount
Description: Valves in which the resilient member is secured at its center and the periphery flexes about said securement.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8690861 Devices for clearing blockages in in-situ artificial lumens Apr. 8, 2014
8685001 Surgical hair evacuation device (SHED) and method of use Apr. 1, 2014
8616240 Backflow prevention valve and fluid discharge device Dec. 31, 2013
8607825 Non-return valve Dec. 17, 2013
8578969 Non-return structure of water valve Nov. 12, 2013
8568386 Orientation independent canister for a negative pressure wound therapy device Oct. 29, 2013
8448660 Gas fuel supply apparatus May. 28, 2013
8360105 Air admittance vent Jan. 29, 2013
8347919 Inflating valve for an inflatable object Jan. 8, 2013
8342303 Valve apparatus Jan. 1, 2013
8337470 Three-way valve for power injection in vascular access devices Dec. 25, 2012
8307841 Valve for inflatable objects Nov. 13, 2012
8297318 Check valve Oct. 30, 2012
8276617 Piston valve for diaphragm pump Oct. 2, 2012
8251979 Orientation independent canister for a negative pressure wound therapy device Aug. 28, 2012
8205640 Check valve, fluid device, and pump Jun. 26, 2012
8186384 Flow control apparatus and medical injection circuit using the same May. 29, 2012
8128615 Wound cleansing apparatus with scaffold Mar. 6, 2012
8066433 Valve for vacuum storage bag Nov. 29, 2011
8051856 Tracheostomy valves and related methods Nov. 8, 2011
8011363 Exhalation valve for use in a breathing device Sep. 6, 2011
7975722 One way valve that uses fluid pressure to open and close the valve Jul. 12, 2011
7938138 Valve for inflatable objects May. 10, 2011
7934903 Fluid release valve May. 3, 2011
7766901 Device for treating bladder-emptying dysfunctions of a human Aug. 3, 2010
7757704 Coupling assembly with a core unit therein Jul. 20, 2010
7703702 Pneumatically operated device having check valve vent and method for making same Apr. 27, 2010
7699830 Wound cleansing apparatus with scaffold Apr. 20, 2010
7670332 Anti-reflux drainage devices and methods Mar. 2, 2010
7640945 Oneway valve for automatically inflatable air cushion Jan. 5, 2010
7588201 Irrigation pipe Sep. 15, 2009
7500585 Fluid-storing container Mar. 10, 2009
7497230 Priming pump with reed valve Mar. 3, 2009
7438090 Booster valve Oct. 21, 2008
7401620 Yard hydrant with drain port check valve Jul. 22, 2008
7350541 Leakproof one-way valve for use with vacuum attachment Apr. 1, 2008
7316240 Exhaust system and mini-exhaust static pressure controlling apparatus thereof Jan. 8, 2008
7311119 Valve apparatus Dec. 25, 2007
7278445 Shoe having an inflatable bladder Oct. 9, 2007
7182093 Vehicle pressure relief valve having centrally secured flaps and method of manufacturing the same Feb. 27, 2007
7152625 Combination check valve and release valve Dec. 26, 2006
7082967 Modular umbrella valve Aug. 1, 2006
7059499 Fluid-dispensing pump and container provided therewith Jun. 13, 2006
7044164 Flap-type vehicle cabin exhauster May. 16, 2006
7007715 Pressure release valve Mar. 7, 2006
6990994 Valve for inflatable article Jan. 31, 2006
6988949 Constant velocity joint vent valve Jan. 24, 2006
6986360 Valve for inflatable objects Jan. 17, 2006
6962158 Hair dye applicator Nov. 8, 2005
6929029 Faucet for preventing cold water from flowing to hot water tube Aug. 16, 2005

1 2 3 4 5 6










 
 
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