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7331359 |
Valve with bi-loading seal
A fluid control valve has at its lower inlet end a bi-loading seal. The seal is generally ring shaped in top view. However, it has a first flexible load section for sealing the stationary disk with...
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7308902 |
Subsea valve assembly with replaceable fixed orifice insert
The present invention is directed to an subsea valve assembly having a fixed orifice insert that can be removed and replaced using a remotely operated vehicle (ROV). The valve assembly includes a...
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7290559 |
Check valve for a high-pressure pump of a fuel injection system for an internal combustion engine
A check valve having a valve housing inserted into a receptacle in which housing a pistonlike valve member is guided longitudinally displaceably and cooperating with a valve seat on the valve...
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7174910 |
Valve core
A valve core for opening and closing a core mounting throughbore includes a cylindrical core body fixed inside the throughbore and having a distal opening, a moving shaft inserted through the core...
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7171981 |
Flow control device and system
A flow control valve has a ball and an annular seat providing a positive stop for automatically preventing flow through the valve when a line downstream has been broken. The flow control valve is...
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7063100 |
Flow regulator with pressure relief combination valve
A flow regulator with pressure relief combination valve is disclosed which can include a housing and a valve assembly. The housing can have a chamber and four ports. A cage, having a plurality of...
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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...
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7017605 |
Valve assembly
A valve assembly ( 112 ) includes a first member ( 120 ) having a cavity ( 136 ). A poppet ( 142 ) is located in the cavity ( 136 ) in the first member ( 120 ). The poppet ( 142 ) is axially...
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7013913 |
Flow control valve
In a flow control valve, a spool is fitted into a cylindrical body including an input port and an output port. A spring is disposed between the spool and a flow rate setting plug at an end of the...
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7000891 |
Screw-in valve
The invention relates to a screw-in valve comprising a screw-in component, a sleeve with at least two connection openings to which a pressure load can be alternately applied, and a valve piston...
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6957660 |
Pressure relief valve with bidirectional damping
A pressure relief valve has a valve element that is biased by a spring into a closed position. A pressure being controlled is applied to the valve element to counter the force of the spring. When...
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6901947 |
Rapid evacuation and charging system, and apparatus and methods relating thereto
A system for performing rapid charging and evacuation of systems that contain a fluid, such as cooling systems on refrigeration products. In addition, the invention relates to methods of...
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6889704 |
Tap insert
This invention relates to a tap insert which is used for closing or separating conduits and can be introduced into a valve housing ( 1, 17 ) for valve inserts. An external thread ( 12, 23 ) is...
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6883538 |
Flow control valve coupling structure
A flow control valve coupling structure that does not require complicated machining and facilitates the installation of a flow control valve. The coupling structure includes a fitting portion...
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6880573 |
Frost free valve assembly
A frost free faucet having a spigot assembly including a drain conduit, a sleeve assembly including an elongated pipe, and a valve assembly. The valve assembly including a ΒΌ turn valve and a check...
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6783337 |
Check valve seal assembly
A check valve assembly includes a plug having a first end and a second end spaced along a longitudinal axis of the check valve assembly. The check valve assembly also includes a first valve seat,...
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6736161 |
Pressure regulating valve
The invention relates to a pressure regulating valve comprising a valve body having one or more inlet openings and one or more outlet openings for a pressurized medium, an internal cavity...
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6732756 |
Adapter for valve and manifold assembly
An adapter for disposing between a replacement valve and a manifold to provide an improved valve.
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6722388 |
Multiple pressure regulator
A pressure regulator having a valve cartridge adapted to be removably held within its housing, said cartridge having a frame carrying and positioning a valve seat, a valve member, a valve stem, and...
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6554014 |
Proportional pilot operated directional valve
A proportional, pilot-operated directional valve has a sleeve with at least four sets of radial holes, and a spool disposed within the sleeve, with a channel being defined between the spool and the...
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6520755 |
Fluid-moving device with integrated valve
A fluid-moving device with an integrated valve is disclosed. The device includes a housing defining a suction chamber and at least one internal passageway formed inside the housing. A first end of...
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6467501 |
Fluid flow controller having axial needle valve for adjusting the flow rate
A fluid flow regulator in which fluid is passed through an impeller chamber having a pressure differential-operated impeller piston for monitoring changing inlet and outlet fluid pressures to...
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6446652 |
Backflow preventer assembly
A backflow preventer assembly includes a housing having a first end and a second end, a first mounting assembly configured to removably secure a first check valve at a region of first end of the...
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6439257 |
Pressure control valve with hydrodynamic damping
The invention relates to a pressure control valve ( 1 ) comprising a control piston ( 3 ) which is able to slide in a valve hole ( 4 ). Under the effect of an energy accumulator ( 5 ) said piston...
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6382242 |
Manifold and regulator apparatus
A manifold assembly is provided which includes a manifold block having a gas inlet and a gas outlet. The block also includes a regulator inlet in a planar surface of the manifold block which is...
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6349739 |
Multi-component metallic housing for a fluid
A method of reducing metallic debris in a multi-component metallic housing for a fluid comprises the initial step of providing a first metallic component that includes a portion with a circular...
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6345643 |
Faucet valve chamber body
Faucet valve chamber body composed of a controlling valve body, an inlet tube, a main tube body and an outlet/inlet sleeve. The valve chamber body is assembled with a handle, a casing, an upper...
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6296013 |
Pressure/flow rate control valve
Disclosed is a pressure/flow rate control valve comprising a valve-opening/closing section having a valve plug which is installed with an elastic member having a substantially tapered cross section...
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6289921 |
Hydraulic valve, especially for controlling a camshaft movement in a motor vehicle
A hydraulic valve, especially for controlling a camshaft movement in a motor vehicle, is provided. A valve bushing is insertable from an end face thereof into the receiving bore of a housing. The...
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6279605 |
Water stopping seat of ceramic control valve of faucet
A ceramic control valve of a faucet including a water stopping seat which is provided in the periphery thereof with a retaining edge. The water stopping seat is disposed in a floating fashion in...
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6192921 |
Screw-in cartridge valve and screw-in cartridge valve assembly
A screw-in cartridge valve for the employment in the field of high pressure hydraulic includes a valve housing having an exterior screw-in thread section extending between a low pressure or ambient...
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6189561 |
Valve cartridge for lift valve having the closing pressure on the sealing limited
Valve cartridge (10) includes a housing (32) having inlet member (54), outlet member (52) and screw thread (34). Cavity (36) extends axially through housing (32) within which is a piston (38) which...
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6152165 |
Valve core mounting and dismounting tool
A tire air valve (core) mounting and dismounting tool 20 includes a tool head portion 21, a shank portion 22 and a grip portion 23. The tool head portion 21 has a slot 32 for seizing and holding a...
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6145807 |
By-pass stud with integral safety valve
A valve controlled by-pass stud mechanism for a structure defining a stud receptacle and having a bleed passage intersecting the stud receptacle and normally containing a pressurized fluid medium....
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6142171 |
Valve adapter
A method and apparatus are provided for converting a manually controlled hydraulic valve system to an electronically controlled hydraulic valve system using an adapter. The manual valves are...
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6119719 |
General-purpose valves, preferably valves for faucet sets
A general purpose valve in which liquid flow is conrolled through rotating a handle or lever arm. The valve includes a valve body with a fluid inlet placed at the bottom of a head housing chamber...
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6098653 |
Electrohydraulic control valve
The electrohydraulic control unit comprises at least one 3/2 directional control valve 2 which is switched by an electromagnet 3 connected to an intrinsically safe power supply. The components of...
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5979215 |
Hydraulic tool with rapid ram advance
A hydraulic tool having a frame, a conduit system in the frame, a pump in the conduit system, a ram movably connected to the frame, and a mechanical actuator provided in the conduit system for...
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5927323 |
Pressure control valve
An externally threaded portion 31 of a valve body 10 is threadingly engaged with an internally threaded portion Hb formed on the opening portion side of an attachment hole Ha. A flange portion 32...
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5924676 |
Valve assembly
A valve assembly 20 includes a housing or bonnet 22 and a stem 24. The valve assembly 20 further includes a thrust washer 26, an O-ring 28, a reversible stop 30 and a retainer 32. A coupler 34, a...
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5924449 |
Hot and cold water mixing device
A hot and cold water mixing device which comprises one or more valve units each constituted by accommodating an operating member within a hollow casing, and a housing into which the one or more...
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5918626 |
Self regulating quarter turn faucet valve with no metal components
An self-regulating quarter turn faucet valve is fabricated entirely of non-metal parts for use in purified and distilled water dispensing faucets. The valve has wall dimensions that are designed to...
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5832952 |
Valve assembly with reversible stop
A valve assembly 20 includes a housing or bonnet 22 and a stem 24. The valve assembly 20 further includes a thrust washer 26, an O-ring 28, a reversible stop 30 and a retainer 32. A coupler 34, a...
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5819789 |
Water valve for a sanitary fitting
A water valve for a sanitary fitting having a valve body containing a metal half, preferably made of brass, which contains a bearing arrangement for a spindle and a plastic half which contains two...
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5794651 |
Valve adaptor cap
A valve adaptor cap providing for fluid communication between a slip-in cartridge valve inserted in a manifold block, and a screw-in cartridge valve oriented perpendicular to the manifold block....
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5715858 |
Globe valve sticking prevention
A control valve that minimizes sticking of the plug assembly by particles such as welding byproducts in the associated heating system. The valve port having a continuous decrease of diameter from...
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5701930 |
Modular valve assembly
A pre-assembled valve mechanism for use in valve controlled internal combustion engines and the like which is constructed and arranged to be installed and removed quickly as a unitary module with...
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5690313 |
Low noise water-control valve for hydraulic and sanitary pipes
A noiseless valve includes a leading spiral spindle (4) having a thread (8) at one end by which it is screwed into a spiral (8') of a piston holder (10). The piston holder (10) has a cylindrical...
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5669407 |
Compression cartridge for a faucet valve assembly
A valve and cover plate construction for mounting a valve assembly in a plastic faucet cover plate and for securing the plate to a deck of a sink. The valve and cover plate construction comprise an...
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5660204 |
Tank blanketing valve
An improved valve is provided for blanketing and maintaining the vapor space of a tank with inert gas at a set pressure. The valve is of the type that incorporates a pilot valve that operates in...
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