Matches 1 - 50 out of 127 1 2 3 >
Match Document Document Title
7628016 Method of effecting multistage super-charging in internal combustion engines  
A method of effecting multi-stage supercharging in internal combustion machines comprising a supercharging system, wherein fresh air is first routed through a low-pressure compressor. At least a...
7588047 Compressor bypass valve for use in multistage supercharging  
A compressor bypass valve for multistage supercharging an internal combustion engine equipped with a supercharging system. The valve includes a displacement body accommodated in a valve housing....
7438090 Booster valve  
A flow valve having sealing member having a first condition for engaging a housing to prevent back flow and a platform for obstructing a flow passage through the flow valve with the platform...
7360557 Low pressure drop check valve  
A check valve includes a valve housing having a first housing portion including an inlet and a second housing portion having an outlet. A poppet valve is received in the housing and includes an...
7302971 Umbrella valve and assembly  
An umbrella valve includes an umbrella-valve body having a stem, a flexible umbrella, and a flange. The umbrella and the flange are each attached to, and extend radially outward from, the stem. The...
7284568 Safety valve unit  
A safety valve unit permits its user to perform an adjustment of the valve unit in cracking pressure from the outside in an easy and an adequate manner without disassembling any part of the valve...
7234480 Telescopic snap valve  
A telescopic snap valve assembly and method of assembling a snap valve with a liquid holding bag in a box fitting. The valve assembly includes a valve member having a lower protruding telescopic...
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...
7219690 Flow control valve  
A two-stage fluid pressure control valve has five components. An inlet socket with separate fluid flow orifices sealably engages an outlet socket which also has separate fluid flow orifices. A...
7198061 Valve  
Hydraulically or pneumatically controlled seat valve ( 2 ), in particular a pressure control valve, having a valve seat ( 10 ) formed in a base part ( 4 ) which cooperates with the sealing surface...
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...
7128091 Sexless coupling for fire hydrant-fire hose connection  
A sexless coupling for coupling a fire hose to the externally threaded neck of a fire hydrant. The coupling comprises an internally threaded collar portion for threading onto the neck of the fire...
7069946 Slow-release check valve  
A slow-release check valve for a pneumatic system including a compressed gas source and a pneumatic device includes a body with a proximal, supply end and a distal, power end. Supply and power...
7028709 One-way valve with poppet member  
The valve includes a supply portion, a delivery portion and an intermediate fluid chamber; a poppet member is positioned within the fluid chamber and is adapted to move within the chamber, the...
6988510 Disc check valve  
A free floating disc check valve is provided by the present application. The check valve includes a seal disc having an integral truncated torroidal shaped portion. The torroidal shaped portion...
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...
6945277 Underpressure valve  
The invention concerns an underpressure valve with a multi-part housing and a disc-like closing body which has at least one opening, and with an opening-free section disposed in alignment with the...
6938641 Check valve  
A check valve comprises: a pair of cylindrical body elements ( 1, 4 ) through which a fluid passes; a cylindrical valve element ( 7 ), which is disposed inside an upstream-side one ( 4 ) of the...
6923206 Excess flow valve with magnet  
A number of improved excess flow valves are disclosed wherein pressure drop is optimized through the device to maximize efficiency while minimizing shut-off flow rates. Flow restrictions are...
6889707 Pressure actuated shut-off valve with membrane  
An ON/OFF valve ( 1,1′,1″ ) that has an outer body ( 3 ) defining a fluid flow cavity ( 2 ) divided by an intermediate surface ( 8, 21 ) into a first and a second chamber ( 2 a, 2 b )...
6848722 Coupling  
A coupling for connecting a vacuum line to a body such as an autoclave to be evacuated, the coupling having a first part adapted to be sealingly engaged by welding upon the wall of the autoclave...
6830064 Leak control valve  
A leak control valve preventing the damage of the vacuum pump and/or the neighboring instruments even in the case of fluid leak at the vessel. The side wall of the valve poppet closes the channel...
6802491 Fluid shut off valve cartridge with quick connection  
A fluid quick connector in cartridge form carrying a shut off valve is mountable in a bore in a fluid charged use device. An end form retainer is mounted in the cartridge for locking an end form in...
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...
6508269 Quick connector with one-way check valve  
A quick connector with a one-way flow valve includes a bearing cage mounted in a bore of a female component housing and supporting a tip end of a conduit lockingly held in the housing by a...
6488047 Excess flow valve  
A number of improved excess flow valves are disclosed wherein the flow around a magnet holding portion of the valve body is generally unrestricted to reduce the pressure drop across the valve. The...
6412514 Flip check valve  
A check valve for placement in a fluid conduit, includes a separator element with at least one opening; the opening allows fluid flow through the separator element. A pliant sealing member is...
6401749 Asymmetrically loaded check valve  
A check valve is provided with first and second housing components that are telescoped together to define a valve housing having an inlet, an outlet and a valve chamber therebetween. The valving...
6260578 Spud assembly for a fuel tank  
A spud assembly for a fuel tank in a vehicle includes a flange tower adapted to be at least partially disposed in a fill spout of a fuel tank. The spud assembly also includes a bead flange...
6158458 Medical intravenous administration line connectors having a luer or pressure activated valve  
Medical intravenous administration connectors according to a first embodiment include a first coupling member having a female luer, a valve member having a substantially rigid stem and a...
6026855 Fuel tank one-way flow valve quick connector  
A one-way flow valve quick connector is used in automotive fuel tank filler systems to interconnect the fuel filler tube with the fuel tank without the use of tools or special equipment. The quick...
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...
6003622 Drill tube for use in upward rock drilling  
Drill tube provided with a check valve and comprising a tube (1) and two end pieces (2,3). One of the end pieces comprises a first contact surface (4) for limiting the movement of a valve body (5)...
5992462 Disc type check valve  
A check valve including a housing formed by a base portion and a cap portion positioned in telescoping relation with each other. A disc shaped valve member is positioned within the housing and is...
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...
5699859 Well water recirculation valve and method of manufacturing thereof  
A well water recirculation valve comprising an in-line check valve and a calibrated orifice through the body of the check valve. The orifice communicates through the body of the check valve into an...
5660206 Fuel tank filler neck check valve  
A filler neck of a fuel tank extends from the gas cap to the interior of a fuel tank, and a fill valve insert is positioned adjacent the tank-interior end of the filler neck in a tank/neck coupler...
5609130 Non-return valve  
A non-return valve for a pre-combustion chamber of a gas-fueled internal combustion engine. The valve includes a body having an inlet passage and an outlet passage in fluid communication with each...
5595213 Quick connector with check valve  
A fluid connector assembly includes a male member, a female member and a one-way check valve. A first resilient elastomeric member is disposed between the male and female members for retaining the...
5582204 Plug for quick disconnect coupling  
A plug for a quick disconnect coupling for connecting an hose and being received in a socket, the plug has a hose fitting portion and a socket fitting portion. The hose fitting portion is fitted...
5295506 Flow control apparatus  
A flow control apparatus having a pair of substantially identical housings, each having a path for fluid passage therethrough bounded by an annulus; a resilient body; and substantially identical...
5294405 Adjustable valve for pipette gun  
A valve for use in a pipette gun for selectively providing different ranges of flow rates through a pipette cooperating with the pipette gun. The valve has a predetermined number of discrete...
5218993 Serviceable check valve  
An improved check valve assembly of the type having a relatively flexible disc member retained between relatively rigid inflow and outflow housing portions. The inflow and outflow housing portions...
5215118 Compact swing check valve  
A swing check valve including a body and a unitary seat and cage member. The seat and cage member supports a disc and has a seating portion facing downstream to mate with the disc. The body has an...
5113900 Check valve with quick lock attachment feature  
A check valve includes first and second valve body parts. The first valve body part defines a protruding neck and the second valve body part defines a receiving flange sized to received the...
5046526 One-way check valve  
A one-way check valve having a pair of threaded fittings interconnected by a smooth interior wall tubular conduit. Each of the fittings has ridges biting into the material of the interior wall of...
5044396 Check valve for fluids  
Flapper valve apparatus includes a shell insertable into a line or conduit through which fluid flows. Within the shell is a configured valve seat, and the inner diameter of the valve seat is...
5004010 Hose rupture valve  
An improved hose rupture valve is disclosed for preventing the excessive and dangerous flow of fluid through a high pressure hose when the hose is ruptured or the pneumatic or hydraulic tool at the...
4979721 Check valve having combined quick disconnect wrench flat defining ridge  
A check valve of the type having a valve body and a valve pin mounted to slide in the valve body includes on its exterior surface a raised annular ridge. This ridge defines at least one pair of...
4953622 Subterranean well casing float tool  
A subterranean well casing float tool has a tubular metal housing which is securable to well casing conduit. A valve is carried within the housing and comprises a frame with a valve head and seat...
Matches 1 - 50 out of 127 1 2 3 >