Class 137/315.05 - Diaphragm type

Subclass of Class 137 - Fluid handling
Definition: Subject matter wherein the valve has a thin flexible member
No. of patents: 38
Last issue date: 07/06/2010

Number	Title	Issue Date
7748401	Gas pressure regulator and method for assembling and disassembling the regulator A gas pressure regulator comprises a main body having a first, gas inlet pipe and a second, gas outlet pipe, a calibrated gas passage through which gas flows from the first pipe to the second pipe, a shutter housed at least partially in the main body and mobile leng...	07/06/2010
7363938	Constant flow valve assembly A dual valve assembly includes two regulating valves. Each valve includes an outer housing comprised of a cap joined to a base. The housing is internally subdivided by a barrier wall into a head section and a base section, the latter being further subdivided by a mo...	04/29/2008
7363917	Filter unit and valve for a fuel supply system A valve (49) which is intended for insertion into the line connecting a fuel pump to a system of injection valves and which is designed as a pressure-maintaining valve is characterized by a pipe body (50) intended to have a flow passing through it, int...	04/29/2008
7237996	Nut feed system and nut A nut feed system and method of feeding nuts through a nut feed passage which avoids contact between the feed pawl and the nut bore. The end face of the nut includes a nut feed groove extending perpendicular to the nut bore and the free end of the feed pawl is recei...	07/03/2007
7191795	Venting valve having a cover cap A venting valve for a fuel vessel of a portable handheld work apparatus has a valve housing which includes a base body and a valve cover. A valve plate is mounted between the base body and the valve cover. The valve plate controls a pressure compensating channel con...	03/20/2007
7063104	Flow-through pressure regulator including a closure member assembly integrated with a housing A flow-through pressure regulator includes a divider, a closure member and a housing. The divider separates a first chamber from a second chamber, and includes a passage that provides fluid communication between the first and second chambers. The closure member move...	06/20/2006
6971403	Direct-acting pressure regulator A pressure regulator having a housing with an inlet port and an outlet port. A plug is located within the housing and dividing the housing into an upper chamber and a lower chamber, with the upper and lower chamber being connected by a vent. The plug includes a flui...	12/06/2005
6932108	Pressure reducer A pressure reducer has a housing with inlet and outlet sockets, a partition between said inlet and outlet sockets, and an accommodation socket. The partition defines an aperture aligned with the accommodation socket. A pressure reducer insert is inserted into the ac...	08/23/2005
6923165	Fuel system for a marine propulsion device A fuel system is provided with a fuel distribution member that has a plurality of passages formed within its unitary structure to allow a water separating fuel filter and a pressure regulator to be attached directly to the fuel distribution member without the need o...	08/02/2005
6792969	Pressure regulator A pressure regulator has a closing member which controls a pressure-medium inlet and on which is supported a valve spring arranged in a spring can. The spring can includes a casing part and of a lid. The valve spring is supported with one end against the lid. The li...	09/21/2004
6722384	Filter device for flush valves A filter device and method for diaphragm type flush valves includes positioning the filter device in a cavity of the valve, between an inlet and an outlet pipe, and between an inlet and a bleed hole of a diaphragm of the valve. The filter device spans the entire spa...	04/20/2004
6688322	Apparatus and method for sealing a fuel component in a fuel communication passage A fuel component assembly having a fuel component disposed between a base and a cover, which prevent fluid communication to an exterior thereof. The fuel component defines at least one aperture, the base supports the fuel component and defines a passage i...	02/10/2004
6672331	Bonnet securement for gas pressure regulators A pressure regulator having a base and a bonnet. The base includes a plurality of upstanding ridges, with an opening being defined between each of the ridges. The bonnet includes a peripheral rim having a plurality of engagement tabs located within each o...	01/06/2004
6505640	Gas-pressure regulator A gas-pressure regulator has a body formed with a gas inlet and a gas outlet defined therein, a diaphragm separating the body from the bonnet, a lifting rod extending downward from the diaphragm, a pair of parallel protrusions projecting upward from the i...	01/14/2003
6131600	Structure of a cold and hot water mixing valve of a balance valve An improved structure of the cold and hot water mixing valve of a balance valve is disclosed. Sealing trenches are installed on the upper surface of the concave portion on the lower wall of the mixing valve gate body and the lower surface of the balance v...	10/17/2000
6098652	Quick connect fuel filter and regulator A modular pressure regulator/filter wherein the fuel filter is adapted to be attached to a fuel delivery system of an internal combustion engine and the housing thereof has a projecting wall on the filter housing adjacent to a female opening in the fuel f...	08/08/2000
6073646	Gas controlling device for integration The present invention relates to a gas controlling device for integration such that it can be simply removed or mounted without disassembling a gas line in a high purity gas supply system for a semiconductor. The gas controlling device for integration com...	06/13/2000
6050285	Pressure balancing valve A pressure balancing valve and method of assembly is disclosed. The valve includes a pressure balancer cartridge having a poppet assembly made up of releasably connectable poppet valves movably mounted on opposite sides of a diaphragm. The pressure balanc...	04/18/2000
6016831	Pressure regulator for a fuel system The invention relates to a pressure regulator for a fuel system. The pressure regulator includes a housing assembled out of at least two housing parts. A membrane unit is securely installed in a sealed fashion between the housing parts. The securing regio...	01/25/2000
5975107	Pressure-balancing mixing valve A balancing valve has a housing formed with a pair of inlet ports and a pair of coaxial tubes having outer ends seated in the housing at the ports and opposite confronting and axially closed inner ends. The tubes are each formed with a radially throughgoi...	11/02/1999
5975115	Pressure control valve Known pressure regulator valves for motor vehicles are comprised of a relatively large number of individual parts that have to be assembled at a high cost. In the pressure regulator valve set forth, the stop piece and the housing part are injection molded...	11/02/1999
5505225	Valve assembly A valve assembly 30 includes a pressure balancer 38 and a water mixing control element 150. Hot and cold water flow through pressure balancer 38 and a throttle plate 200 and into a mixing chamber 144 where selected amounts of the hot and cold water are mi...	04/09/1996
5253671	High pressure diaphragm valve A diaphragm valve for high pressure use has a metal diaphragm which is actuated into and out of direct engagement with a valve seat by an air operator acting through a force multiplying lever assembly. The valve seat is confined by rigid interior and exte...	10/19/1993
5186208	Two-step reduction valve especially for gas cylinders A two-stage reduction valve for gaseous fluids consists of a high-pressure assembly with a high-pressure diaphragm (10) actuating a valve member disposed in the throat of a gas cylinder and of a low-pressure assembly with a likewise diaphragm-operated val...	02/16/1993
5163468	Fuel pressure regulator The fuel pressure regulator has a new and unique means for integrating the filter screen and axially capturing one of two O-rings seals. A crimp and a shoulder on the outlet tube unite the outlet tube, the housing, and a washer that in one embodiment perf...	11/17/1992
4953824	Deflectable sleeve type valve The Deflectable Sleeve Type Valve is comprised of a metallic housing retaining therein a circular insert with fluid conducting ports, where said circular insert is surrounded by a flexible tubular sealing member. Said housing also retaining a plunger whic...	09/04/1990
4917357	Diaphragm valve A diaphragm valve includes a valve body adapted to receive a replaceable diaphragm subassembly. The subassembly includes a sleeve closely received in the valve body. An actuating stem extends through the sleeve and includes a composite diaphragm welded at...	04/17/1990
4911401	Valve having improved bleed assembly An improved valve includes an inlet, an outlet and a valve seat. A flexible diaphragm assembly seals against the valve seat. A bleed assembly extends into a pressure chamber located above the diaphragm for bleeding fluid pressure out of the chamber, there...	03/27/1990
4768545	Actuator for air conditioning system An air conditioner assembly of the type including an air flow housing, an air flow valve rotatably mounted in the housing, and an actuator mounted on the housing. The actuator includes a rod extending therefrom. The rod and valve include first and second ...	09/06/1988
4760862	Air pressure regulator An air pressure regulator and an adjusting mechanism for a regulating device such as an air pressure regulator having a value body having a valve element and a diaphragm therein and a spring bonnet. The spring bonnet has a peripheral recess or circumferen...	08/02/1988
4633898	Slide valve with partial-vacuum actuator A slide valve with a partial-vacuum actuator, especially for motor vehicle heating and air conditioning units, comprising a valve housing having a bottom; a slide for opening and closing the valve; a slide chamber for slidably containing the slide; an act...	01/06/1987
4620562	High pressure regulator valve A pressure regulating valve for controlling pressure in high pressure hydraulic circuits includes a closure member with an integral control piston and a conical seating surface cooperable with a complementary surface on a seat member. The valve closure me...	11/04/1986
4481971	Regulator and shut-off valve assembly A cartridge type regulator and shut-off valve assembly for a water cooler includes a hollow cylindrical body received in a mating bore in a casting which is part of the cooler. The cartridge includes a hollow cylindrical body which, at its inner end, is f...	11/13/1984
4324269	Pressure regulator Regulation of pressure at which fluid is allowed to flow is determined by a device which is externally substantially monolithic in character and includes internal components assembled within it through an end coupling. Relatively low height and small girt...	04/13/1982
4298020	Integrated valve device An integrated valve device includes a base board means and control valve means mounted thereon for an exhaust gas purifying system. The control valve means is provided at its outer surface with a pair of fingers adapted to be inserted into openings on the...	11/03/1981
4240458	Excess pressure shutoff valve A valve adapted to be connected in a fluid line for shutting off flow in response to fluid pressure in excess of a predetermined pressure. The valve includes a housing provided with inlet and outlet ports separated by a valve seat. A pressure chamber in t...	12/23/1980
4231390	Pressure regulator system A fuel spray bar is disposed in the induction passage of an internal combustion engine for spraying fuel into the induction air stream. The spray bar contains a pair of separate fuel distribution rails designated as the main (or light load) fuel distribut...	11/04/1980
3978880	Regulator valve diaphragm and valve assembly including the same A diaphragm and valve assembly using the same for controlling fluid flow from a pressurized source of fluid. The diaphragm is longitudinally perforated at a peripheral area to permit axial flow of the fluid past the diaphragm, and is radially perforated t...	09/07/1976

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Class 137/315.05 - Diaphragm type