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8181757 |
Adjustable damping valve with a fail-safe damping force characteristic
An adjustable damping valve including an actuator, which exerts an actuating force on a valve body against the force of a spring to influence the throttle cross section which determines the damping...
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8171950 |
Compressed air regulator apparatus situated in canister and method for regulating compressed air thereof
A compressed gas regulator of a piston type is disclosed in which a regulator is configured with an input valve situated entirely inside a compressed air canister, which regulator is then attached...
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8104508 |
Valve device assembling structure, plug body, and manual valve
A plug body housing 16 has a receiving recess 17, and the receiving recess 17 includes a first recess 21 opening toward the outside and a second recess 22 connected to the first recess 21. Check...
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8096320 |
Compact beverage pressure regulator
A pressure regulator includes a body member for regulating pressure of a fluid flowing therein. The body member has one end for receiving the fluid and another end for providing pressure regulated...
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8082950 |
Tube connector
A tube connector for connecting a fluid supplying device to a tube for supplying the fluid from the fluid supplying device to the tube is provided, which comprises: a connector body comprising a...
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8082949 |
Non-return valve with a ball-shaped valve body
In the non-return valve of this invention, at its outlet there is a blade gate (1) and at least a part of the body (2) makes for a uniform cast of the valve body (3).
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8079382 |
Unfreeze faucet structure
An unfreeze faucet structure includes a watering control valve having a body; a control shaft, an upper ceramic member, and a lower ceramic member connected with the body; a valve seat locked to...
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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...
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7975720 |
Ball valve cartridge for use with remote handle
A ball valve cartridge is disclosed. It is especially well suited for freezeless hydrant applications and any other application where it is positioned remotely from a handle or other actuating...
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7967027 |
Simple diverter valve for a roman tub with replaceable cartridge including at least two checks
A diverter valve includes a housing and a diverting stem cartridge. The housing has a top and a bottom and a stem cartridge receiving chamber. The housing also has an inlet port proximate the...
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7896199 |
Portable liquid-dispensing bag
A portable, liquid-dispensing bag that has a bag within one or more bags. A fitment portal aligns openings in the one or more inner bags and outer the outer bag, which in at least one embodiment...
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7806142 |
Combined relief valve and check valve
A combination check valve and relief valve has a valve body with an inlet, an outlet, and a valve chamber operatively interposed between the inlet and outlet. A check valve may be integrated with...
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7775231 |
Retrofitting a fire hydrant with a replacement hydrant body containing a secondary valve
The present invention relates to methods and devices for retrofitting fire hydrants with additional structure for reducing the potential that those with ill intent can foul municipal water supplies...
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7751959 |
Semi-active suspension system with anti-roll for a vehicle
A suspension system includes four electronically controlled actuators, one at each of the four wheels. The actuators are each controlled by an electronic control unit. The left front and right...
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7748407 |
Compressed air regulator apparatus situated in canister and method for regulating compressed air thereof
A compressed gas regulator of a piston type is disclosed in which a regulator is configured with an input valve situated entirely inside a compressed air canister, which regulator is then attached...
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7617842 |
Valves for fuel cartridges
Valves for connecting fuel supplies to a device are disclosed. The fuel supplies can be a pressurized or non-pressurized cartridge that can be used with any device, such as fuel cells or fuel...
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7591291 |
Refueling assembly having a check valve receptacle and a replaceable fuel receiver for bottom-filled fuel tanks
A fuel receiver assembly, that permits replacement of a worn fuel receiver without draining the fuel tank, includes a check valve receptacle having a male-pipe-threaded nipple which engages the...
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7575017 |
Wet barrel fire hydrant system with second valve
Wet barrel fire hydrants which feature additional structure for reducing the potential that those with ill intent can foul municipal water supplies by introducing toxins or other materials into...
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7549444 |
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 includes a ½ turn valve, a check ...
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7520294 |
Hydrant shoe with backflow prevention assembly
A fire hydrant system relating to protection of a water supply from contamination. The fire hydrant system includes a barrel adapted to communicate at least indirectly with a water supply; a nozzle...
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7500585 |
Fluid-storing container
A valve mechanism (3) includes a valve seat member (31) having a guiding portion (319); a valve member (32) having a valve body (321), a guiding shaft (322), and a supporting shaft (323); and a...
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7451782 |
Flow path control valve
The present invention relates to a flow path control valve capable of preventing a back flow of a fluid by maintaining inner pressure of a valve chamber constant. An object of the present invention...
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7445025 |
Combination valve
A valve assembly is disclosed. The valve assembly includes a valve body having an inlet opening, an outlet opening, and a flow passage extending therebetween. A check valve is disposed within the...
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7418974 |
Tap having a clamping ring on the base end portion
The invention relates to a tap for a gas or liquefied gas vessel having on a conical threaded base of the tap body a clamping ring adapted to be firmly tightened against a neck of the vessel to...
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7395907 |
Shock absorber with frequency-dependent damping
Shock absorber containing a flow channel (16), provided with a valve assembly, made in the piston section. This valve assembly is designed to be actuated hydraulically. To this end there is an...
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7383858 |
Control valve assembly for a faucet
A control valve assembly includes a first control valve and a second control valve longitudinally mounted to the first control valve. A first check valve and a second check valve respectively...
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7367356 |
Oil flow control valve for a cam phaser
An oil flow control valve (10) for a cam phaser is described comprising a spool (18), a spool housing (16) and a check valve (40), wherein the spool (18) comprises a throughbore (60) and the check...
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7322558 |
Non-refillable valve
A non-refillable valve is provided that allows for an initial filling of a container, but prevents subsequent refilling of the container. In one embodiment, the valve includes a valve core having a...
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7273069 |
Pressure activated shutoff valve
An apparatus for providing a pressurized gas inline valve assembly incorporating a check valve to maintain pressure above a selectable psi and a ball valve for selectively shutting off gas flow....
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7264019 |
Controlled-flow hydraulic distributor
The hydraulic distributor exhibits a cylindrical and internally-hollow body (2) having an inlet chamber (3) for a fluid and an outlet chamber (4) which are interconnected directly (by a...
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7225834 |
Recreational vehicle valve and connector assembly for rinsing a sewer hose
A valve and connector assembly for interconnection with and rinsing of sewage hoses including sewage discharge hoses and connectors for Recreational Vehicles. The assembly comprises a connector for...
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7185674 |
Fluid flow control valve
A fluid flow control valve is disclosed. This valve includes a housing which defines a central passageway having fluid inlet and fluid outlet openings. A pressure responsive element is disposed...
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7182099 |
Tap for gas or liquid cylinder
A tap for a gas or liquid cylinder is provided that comprises an inverted seat primary valve located in a main portion of a tap body and a secondary check valve spring biased into closed position...
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7174915 |
Water re-circulation valve
A valve is provided for use in a domestic water re-circulation system The valve has a unitary body member that includes an upstream end and an upstream portion disposed adjacent to the upstream...
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7174911 |
Fire hydrant with second valve
Fire hydrants which feature additional structure for reducing the potential that those with ill intent can foul municipal water supplies by introducing toxins or other materials into fire hydrants....
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7168450 |
Valve adapter
An adaptive fitting for valves. The adaptive fitting has a fitting body having a first end and a second end. The fitting body defines an inner passageway extending from the first end of the fitting...
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7121298 |
Reducer valve for pressurized gas
A reducer valve for pressurized gas includes a piston (2) displaceably mounted in a valve housing (3) against the force of a pressure spring (8). At one end, the piston (2) is subjected to pressure...
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7100637 |
Wall hydrant having backflow preventor
A water hydrant having a housing with inlet and outlet ends, and a valve assembly having a valve seat and a valve closure element. A valve operating rod is secured to the valve closure element to...
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7077157 |
Spring-loaded pressure relief valve, particularly for containers of pressurized fluids
A spring-loaded pressure relief valve, particularly for containers of pressurized fluids, comprising a valve body that is associable with a container and forms a discharge port that is controlled...
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7032609 |
Vacuum feed system for liquid chemical feeding
A vacuum feed system for feeding liquid chemical into a stream of a second liquid flowing in a conduit includes a venturi connected in the conduit for supplying vacuum through first and second...
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7028981 |
Non-return valve
A non-return valve (10), typically of commonly called duckbill valve shape, comprising a valve body (12) and a valve membrane (14). The valve body (12) is generally tubular and includes an elongate...
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7024852 |
Multi-purpose valve
In an electrical multi-purpose valve for supplying secondary air into an exhaust system of an internal combustion engine, in which a power-actuated closing member controls a valve orifice in a...
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6994114 |
Pressure control valve
A pressure control valve, which has a main valve for control, capable of opening and closing a valve hole by means of a diaphragm, and controls the pressure of a fluid by the agency of the main...
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6990991 |
Safety device for a gas distribution system in an airplane and gas distribution method
A safety device is provided for a gas distribution system in an airplane, containing at least one pressure regulator (5) between a pressurized gas source (2) and a supply line. Reliability of...
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6957799 |
Valve for a non-refillable pressurized container
A valve for a pressurized container includes a valve housing having a central bore and a port in the for connection of a nozzle. Preferably, the valve has a unidirectional stepped valve housing. In...
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6945264 |
Flow control valve and method for using the same
A flow control module has a valve body with a bore extending therethrough and a first disc occupying substantially the entire area of the bore and having at least one aperture extending...
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6929029 |
Faucet for preventing cold water from flowing to hot water tube
A water control valve of a faucet comprises a water control body; a water-stop ring having a water outlet slot; a water guiding disk having a round shape; a lateral surface of the water guiding...
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6910495 |
Backflow prevention system
A backflow prevention system that helps prevent contamination of potable water distribution systems from backflow at fire hydrant connections.
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6883534 |
Freeze protection device for wall hydrants/faucets
A freezeless wall hydrant has a normally horizontal fluid inlet tube with an interior end and exterior end. A hollow valve fitting is rigidly secured to the interior end of the inlet tube for a...
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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 ¼ turn valve and a check ...
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