Matches 1 - 50 out of 217 1 2 3 4 5 >
Match Document Document Title
7296594 Combination check valve and neutral valve assembly for use in a hydraulic component  
A combination neutral valve and check valve assembly is provided for use in connection with a closed hydraulic circuit and a sump such as in a hydrostatic transmission. A cage and check poppet are...
7201184 Pressure protection valve  
A valve is provided having a housing with an inlet and an outlet. Within the confines of the housing is a fluid flow path that allows for fluid communication between the inlet and the outlet. The...
7152623 Fluid jet for providing fluid under pressure to a desired location  
A fluid jet for providing fluid under pressure to a desired location is disclosed wherein the valve body includes and integral valve element retaining region. Preferably, the valve body and...
7147002 Modular multi-function fluid flow control device  
A multi-function fluid flow control device is disclosed. A body houses a filter screen, a check valve and an orifice plate mounted on a frame which is removable from the body as a unit through an...
6978801 Backflow prevention valve  
A backflow prevention valve includes a cylindrical case member with an inflow opening at one end and an outlet at the other end or a peripheral surface or both, and a valve member contacting a...
6978800 Closure device with self-aligning poppet  
A closure device used in a fluid dispensing assembly. The closure device contains a housing, a poppet member, and a biasing member. The closure device provides a retaining structure for stabilizing...
6971406 Backflow prevention valve  
A backflow prevention valve includes a cylindrical case member having a plurality of holes formed in an upper end at a periphery thereof, a valve member disposed in the case member to be movable in...
6948521 Check valve device  
A check valve device includes a valve section of a valve plug arranged in a fluid passage of a body, the valve plug being in a valve-opened state when separated from a seat section, and the valve...
6948516 Excess tire air pressure relief valve  
An excess tire air pressure relief valve positioned on an automobile tire for relieving the pressure within the tire caused by heat or over inflation. The valve has a main tube that extends through...
6851440 Method of mixing fluids using a valve  
A thermostatic mixing valve for the mixing of a first fluid and a second fluid is disclosed. The thermostatic mixing valve is configured to produce a mixed fluid of a particular temperature from a...
6840271 Compressor discharge valve retainer  
A discharge valve retainer is manufactured from powder metal using FLC4608, FL4405, FC0205 or FC0208 material. The finisher retainer has a density of approximately 6.8 to 7.6 gm/cc. The retainer is...
6840270 Low deviation pressure relief valve for fuel pumps  
A low deviation pressure relief valve for a fuel pump consisting of a housing having an elongated bore having a continuous wall, an axis, shoulders arranged on the wall so as to extend toward the...
6712591 Discharge valve of a hermetic compressor using stopper and weight driven disc valve  
A discharge valve of a hermetic compressor includes a valve plate disposed on a cylinder head that draws in and discharges refrigerant according to reciprocal movement of a piston, and the...
6685451 Valve assembly for sucker rod operated subsurface pumps  
A valve assembly for an oil pumping system including a shell, a seat affixed in a lower end of the shell, a ball positioned within the shell and having a diameter greater than a diameter of the...
6613220 Sieve filter for fluid conduits, especially for hydraulic pressure lines in internal combustion engines  
A sieve filter ( 1 ) for fluid lines or conduits which are formed of an annular disk-like fluid inlet ( 3 ) and an annular disk-like fluid outlet ( 4 ) with a fine mesh filter element arranged...
6581632 Automatic valve  
In a poppet valve the guide attachment ( 2 ) of each sealing member ( 1 ) together with the spring ( 5 ) is arranged and supported in a cup-like suspension member ( 8 ) inserted in a continuous...
6564828 Check valve  
An rear end surface of a slide guide plate 12 extending rearward beyond a valve disc 6 is configured to abut against a rear step surface when the valve disc 6 is moving in a valve-opening...
6543478 Thermostatic mixing valve  
Check valves for use in fluid conducting structures such as thermostatic mixing valves are provided. Illustratively, the fluid conducting structure provides a passageway defining an axis, and the...
6536467 Valve with increased inlet flow  
A check valve having a profiled entrance that reduces net positive suction head for piston and plunger pumps. The valve inlet surface has a cross-section that may include a curved portion that...
6514232 Vacuum adjustment valve, particularly for thoracic drainage devices  
A vacuum adjustment valve, particularly for thoracic drainage devices, which comprises a valve body arranged in the air intake duct and tuning a first region connected to the intake duct and a...
6435848 Variable capacity type compressor with check valve  
A variable capacity type compressor has a swash plate, pistons reciprocating in the cylinder bores, a suction chamber, and a discharge chamber. A check valve arranged in the compressor. The check...
6427711 Inline check valve  
An inline check valve having a piston member and a seat in a valve body having a larger diameter at the end thereof away from the piston. The seat is retained within a groove by a seat retainer...
6279606 Microvalve device having a check valve  
A microvalve device for controlling fluid flow in a fluid circuit. The microvalve device includes a body defining a chamber, an inlet port and an outlet port. The inlet port is connected in fluid...
6234194 Valve  
A valve (1, 8, 14) having a valve body (2) that is pressed against a valve seat (5, 11) by the pressure of a valve spring (3) supported against a valve cap (4, 10). The valve is held together in...
6227240 Unitized spherical profile check valve with replaceable sealing element  
A unitized check valve assembly comprises: a valve body having a bore therethrough, the bore having an inlet and an outlet, a valve disk engaging said body at said outlet, a valve retainer engaging...
6179589 Scroll machine with discus discharge valve  
A scroll compressor includes a discharge valve assembly for blocking compressed refrigerant flow from the discharge chamber through the scroll members. This blocking of flow results in an increased...
6164334 Reed valve retention  
A valve assembly has a discharge valve member and a suction valve member. One of these valve members includes a reed valve. The reed valve has a tab which is secured to the valve plate by drive...
6117312 Filter bypass valve having adjustable spring biasing force  
A filter device has a bypass valve which releases a fluid-conveying path to an outlet when a filter element becomes clogged. The bypass valve includes a closure part on which at least one closure...
6089262 Retained seat check valve  
A unique, inexpensive and easily manufactured check valve device features a valve housing, a valve seat, a resilient ring seal, a retaining sleeve, a valve member and a valve spring. The valve...
6044862 Compressor reed valve  
A valve assembly has a discharge valve member and a suction valve member. One of these valve members includes a reed valve. The reed valve has a tab which includes a slot which engages a...
6042350 Piston pump  
The present invention relates to a piston pump for a hydraulic system including a cylindrical bore, a pump piston adapted to reciprocate in the cylindrical bore and bounding, as a movable wall, a...
6019125 Valve unit for high-pressure pumps  
Valve unit, particularly for high-pressure pumps, comprising a cage mainted in position by a screwed plug and containing a valve disc and a valve seat, the screwed plug having a threaded shank...
6019124 Valve assembly for use with high pressure pumps  
The present disclosure relates generally to a valve assembly including a valve body and a poppet member for controlling flow through the valve body. The valve assembly also includes a valve seat...
5960825 Laser hardened reed valve  
A valve assembly has a discharge valve member and a suction valve member. One of these valve members includes a reed valve. The reed valve has a tab which includes a localized through hardened area...
5919033 Pump having relief valve seat free of direct structural restraint  
A pump includes a coaxially integrated pump bypass/relief valve element of high density polymer material seats against a hard metallic sleeve that is pressed into a first counterbore around the...
5902094 Flow control valve for a pressure washer  
A pressure washer is powered by a prime mover, e.g., an electric motor or an internal combustion engine, and has a flow control valve. The valve has a housing containing a piston assembly and the...
5873385 Check valve  
A check valve 10 for a fluid passageway 12 or 14 of a pressure balancer 16 or the like, and having a base plate 40 with an opening 62 therethrough connected in the passageway 12 or 14. The...
5839468 Pump valve  
A pump valve for use with positive displacement/reciprocating pumps. The pump valve includes an adapter, valve body, disk, spring, and retaining ring. The adapter is driven or pressed into the...
5823169 Aggregate for feeding fuel from supply tank to internal combustion engine  
An aggregate for feeding fuel from a fuel supply tank to an internal combustion engine, the aggregate has a housing through which fuel flows, a feeding pump and a motor which drives the pump, the...
5794657 Safety check valve for fuel delivery system  
The invention concerns a fuel check valve to prevent unintentional siphoning of fuel from a cell should a fuel delivery line by severed. The check valve includes a valve housing having a fluid...
5692539 Check valve for liquids  
A check valve for a liquid control system. The check valve includes a body member and a cap member which define an internal chamber that communicates an inlet tube with an outlet tube. Disposed...
5546981 Check valve  
A check valve for a metering device having a negligible pressure drop thereacross includes a valve seat defining an inlet flow region, an open support frame projecting outwardly from the valve seat...
5511583 Compressor valve  
A valve for intake or exhaust of gas with respect to a compressor comprises a seating plate and a guard plate releasably attached in opposed relation. The seating plate has a plurality of clusters...
5469884 Check valve for meter run  
A fluid check valve for preventing back flow of fluid through a fluid conduit. The check valve is connected in series with a meter run to enable unrestricted normal flow to occur through a...
5353834 Check valve  
The invention relates to a check valve, for use as an insert check valve, with a valve seat and a valve element that is resiliently prestressed against the valve seat by a valve spring. According...
5348046 Spring check valve cartridge  
A reversible check valve cartridge wherein a sealing disk is urged to the shutoff position by means of a cage mounted umbrella spoke-like spring which is secured to the cage and is fully recessable...
5253987 Fluid end for high-pressure fluid pumps  
A fluid end for use in high-pressure, reciprocating, fluid pumps has a cylinder with a bore therethrough in which a plunger reciprocates. A valve body is disposed at one end of the bore and...
5193579 Internal combustion engine lubricating oil filter valve  
A valve, particularly a pressure relief valve for the lubricating oil filter of an internal combustion engine, which includes a valve plate 11, a valve body 10 cooperating with the valve plate, a...
5173042 Scroll compressor and discharge valve  
A scroll type fluid compressor 10 has a housing 12 including a front section 14 and a rear section 16, an inlet port 112 and an outlet port 114. The rear section 16 of the housing includes an...
5096395 Discharge valve for reciprocating hermetic compressor  
A discharge valve for a reciprocating hermetic compressor of the type comprising a cylinder housing a reciprocally driven piston. A valve plate is mounted on the cylinder and has a discharge...
Matches 1 - 50 out of 217 1 2 3 4 5 >