Matches 1 - 50 out of 108 1 2 3 >


Match Document Document Title
8037899 Backflow preventer  
A first check valve has a narrow flow path portion (68) formed between an arcuate portion (46) of the outer periphery (45) of a support member and a second enlarged-diameter portion (11) of a...
7954510 Pump valve retainer  
A retainer for movably securing a valve member within a fluid bore of a pump comprises a retainer head which includes at least one peripheral groove and a retainer hub which is connected to or...
7686033 Valve connector  
A connector housing of a valve connector integrally has a tube connecting portion on one axial end thereof, a pipe inserting portion on the other axial end thereof, and a valve housing between the...
7681589 Pump valve retainer  
A retainer for movably securing a valve member within a fluid bore of a pump comprises a retainer head which includes at least one peripheral groove and a retainer hub which is connected to or...
7673651 Flow regulating device  
The device comprises a stationary body which has, defined inside it, a passage for a flow of liquid with at least one inlet opening and one outlet opening for the flow and in which at least one...
7552745 Valve connector  
A valve connector has a connector housing with a through-path and an internal valve disposed in the connector housing for opening and closing the through-path. The internal valve has a valve body...
7448408 Check valve  
An inlet, a valve chest having a diameter larger than that of the inlet, and an outlet are formed in a valve casing. An annular valve seat is formed between the inlet and the valve chest. A valve...
7231938 Check valve for pump of electronically controlled brake system  
A check valve for a pump of an electronically controlled brake system includes a valve body provided with a fluid path, a spring seat placed in an outlet of the fluid path of the valve body, a...
7225830 Fluid control valve  
A fluid control valve having a spring biased shuttle plunger member which opens or closes fluid flow through a plurality of radially spaced apart fluid passageways disposed between an upstream...
7222637 Connector equipped with a valve  
A connector housing of a valve-equipped connector is integrally formed from a tube connection section at a first axial side; a pipe insertion section at a second axial side; and a valve housing...
7096884 Check valve  
A check valve comprising a poppet urged by a conical spring to annularly seal uniformly around its entire periphery to assure more uniform cracking pressure about its entire periphery. The cracking...
7074020 Sanitary pump and sanitary valve  
A sanitary pump and sanitary valve is provided employing a dual action piston for providing a constant pressure metering and delivery of fluids utilizing a drive shaft positively driven and...
7051756 Two stage metered relief check valve  
A pressure relief valve includes a cylindrical poppet having a fluid metering stem. The valve is configured such that the effective surface area of the transverse aspect of the poppet exposed to...
7036523 Serviceable check valve  
Within a check valve, a spring urges a poppet into the closed position. If the fluid flow through the valve attempts to reverse, the poppet will seal against the valve seat by a combination of...
7007591 Steam valve for a coffee maker  
A steam valve for a coffee maker comprises a valve, a valve seat, a valve block, a spring, a steam tube and a cap, wherein the valve has a plate on the top, the valve seat has a through hole,...
6953325 Safety device to limit pressure in an axial-piston compressor housing  
A safety device limits the pressure in an axial-piston compressor with variable piston displacement. The compressor has as wobble plate or swash plate whose tilt angle can be variably controlled by...
6729347 Device for pressure regulation  
The invention relates to a device (10) for pressure regulation, having a housing (11) and a closing body (12) received axially movably therein, wherein the housing (11) has at least one pressure...
6623259 High pressure plunger pump housing and packing  
Y-block or right-angular fluid section plunger pump housings have cylinder, suction, discharge and/or access bores which are transversely elongated within transition areas for interface with other...
6532987 Relief valve  
A relief valve having a cylindrical case with one side thereof communicated with a fluid-pressure source, a relief piston accommodated in the cylindrical case and slidable therein, a return spring...
6397884 Connection structure and valved connection member  
A connection member includes a nipple portion formed at one end and a first end face portion formed at an end part of the nipple portion. A valve cap includes a small-diameter portion; a...
6343724 Unitary one-way valve for fluid dispenser  
A valve assembly for a fluid dispensing unit, particularly for a soap dispenser, comprising a resilient valve member secured within a chamber. Valve member comprises a sealing member, a support...
6314753 Supercooling degree-controlled expansion valve  
To achieve a silent, noiseless operation supercooling degree-controlled expansion valve 10 wherein vibration of a valve element 14 induced by refrigerant flow changes is suppressed and a spring 18...
6209527 Pressure regulating valve  
A pressure regulating valve has a valve chamber having an inlet for connecting to a pressure source, a discharge chamber communicating through a valve opening with the valve chamber, a valve...
6009895 Free rotating inlet check valve for inflatable devices  
An inlet check valve for use with inflatable buoyancy tubes such as are used on life rafts and escape slides. The inlet check valve being freely rotatable within the flange affixed to the raft...
6006782 Snubber valve  
A snubber valve is described which comprises a valve member slidable within a bore provided in a valve body. The valve member includes a region arranged to engage a seating, a spring biasing the...
5996619 Control valve  
A control valve having a sliding valve member body movable into valve closing position against a valve seat in an outflow conduit. The body has a conical outer end for controlling the flow through...
5921274 Internal relief and bypass valve for pumps and piping systems  
A pressure relief or fluid bypass valve is provided which includes a valve body comprising a first piston, a second piston and a seating land disposed between the first and second pistons. The...
5918619 Safety pressure relief valve assembly, components therefor and methods of making the same  
A safety pressure relief valve assembly is provided wherein the safety pressure relief valve assembly has a first tubular body with a first end and a second end, a wall of given thickness with a...
5901743 Valve system, especially for use in veterinary syringes  
A valve system, especially for use in a veterinary syringe, comprises a valve body which is arranged in a valve space formed between a first part having a valve seat and a second part which presses...
5605449 Suction and discharge valve arrangement for a high pressure piston pump  
There is provided a fluid side of a high pressure water pump is to be used with a pump having a power side which has at least one piston and at least one stuffing box. The fluid side consists of a...
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...
5482077 High pressure abrasive slurry check valve  
A piston check valve for use in a system which conveys abrasive materials includes a gland nut which connects the valve to the piping system, a valve body mounted on the gland nut, a valve seat...
5462413 Disposable relief valve seat for positive displacement pump  
A positive displacement pump includes a relief valve comprising an valve seat, a needle within the valve seat, a spring forcing the needle within the valve seat, a set screw pressing the spring...
5332000 Low pressure sensitive valve  
A close tolerance fluid pressure relief or check valve includes a one-piece silicone poppet within a valve body. The poppet makes line contact with a concave seat surface at the inlet end of the...
5271429 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...
5257918 Fuel injection pump with a conical transition outlet area  
The invention provides a fuel injection pump for internal combustion engines having a high-pressure chamber, which is intermittently brought to high fuel pressure, and which communicates via a...
5241986 Check valve assembly for high-pressure applications  
A check valve having a valve housing with an outlet fluid passage and a housing valve cavity in communication with each other. A valve body has an inlet fluid passage and a body cavity in...
5176175 Valve assembly  
A valve is disclosed for regulating the flow of fuel from a fuel source containing fuel under pressure to a fuel consuming apparatus. The valve includes a valve body having a passage therethrough,...
5172716 Recirculation valve  
A recirculation valve for cooling a centrifugal pump. The invention comprises a valve casing having a first chamber for connection to a centrifugal pump and a second chamber for connection to a...
5161572 Pressure valve  
A pressure valve, which is installed in the delivery line leading from a fuel injection pump to a fuel injection valve, and which has a valve closing member opening in the direction of delivery,...
5052435 Pump valve  
A reciprocating pump valve and seat having mating frustoconical seating surfaces in which a resilient sealing insert on the valve is below a rigid disc portion of the valve, with a sealing surface...
5036882 Valve assembly for decanter for wastewater treatment facility  
A pressure responsive valve assembly for use in a decanting apparatus for a wastewater treatment reactor. The valve assembly includes a cylindrical valve plate, a valve member support structure, a...
5033506 Delivery valve  
A delivery valve for controlling fuel flow from a fuel-injection pump to an internal combustion engine and comprising a seat member, a closing member movable relative to the seat member for...
4958657 Gas supply safety device  
A safety flow limitor of modular construction for use in gas supply lines for passing a combustible natural gas from a source to a consumer comprises a cylindrical shell defining an internal...
4953589 Sealing device of delivery valve for fuel injection units  
A sealing device of a delivery valve having a valve holder accommodating a valve body, and a valve seat fitted into an opening of the valve holder. The end portion of the valve holder has an end...
4932312 Master cylinder piston valve  
A valve for an automotive brake master cylinder piston is disposed at the end of forward stroke of the brake master cylinder piston in a passage defined along the axis of the master cylinder piston...
4922957 Valve with replaceable seal element  
A valve assembly comprises a rigid seat and a valve for opening and closing the seat. The valve comprises a rigid valve body and an elastomeric seal element mounted on the valve body. The seal...
4842015 Check valve  
A check valve assembly in which a valve spring is positioned with respect to the valve body in a manner such that the deformation line of such valve spring is one of offset and inclined in relation...
4819689 Head-guided poppet valve member and valve assembly  
A poppet valve assembly includes a cage with a cage fluid passage and a seat with a seat fluid passage. A poppet valve member includes a head and is movable between a closed position with the head...
4810272 Air inlet valve arrangement for pneumatic equipment  
An inlet valve and filter arrangement for pneumatic equipment in which a disposable filter and liquid evaporator cartridge is removably received within a cylindrical bore at the equipment inlet. A...
Matches 1 - 50 out of 108 1 2 3 >