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7341073 |
Valve member for a balanced pressure reducer
A valve member ( 1 ) for a balanced pressure reducer, said valve member ( 1 ) having a wide head ( 1 ′) designed to co-operate with a valve seat ( 6 ), said valve member ( 1 ) having a central...
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7258133 |
Pressure reducing valve
A pressure reducing valve comprises a valve support member provided with a water passage, a valve seat fitting on the portion of the valve support member primary side relative to the secondary side...
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7255126 |
Sanitary liquid pressure regulator
A liquid pressure reducing regulator having a pressure receiving means in liquid communication with the liquid inlet passage, upon which a liquid in the liquid inlet passage can exert a balancing...
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7192665 |
Regulator for fuel cell
A regulator for use with fuel cells, which is mounted in a pressure controller of a fuel cell system, has a first diaphragm flexible under the pressure of pilot air supplied as an oxidizing agent...
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7178551 |
Valve
A valve for fitting to a container, in particular a bottle, in which a pressure has accrued, comprising a valve housing in which at least one valve seat is provided. A valve seat, independent of...
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7157168 |
Regulator
A back pressure chamber is defined at an end of a rod for acting in a direction to cancel out a pressure applied to a valve head, and an aspirator chamber is defined closely to the valve head for...
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7140387 |
Regulated gas supply system
A regulated gas supply system having a body defining a pressurized gas reservoir connected to a high-pressure regulator that regulates the high pressure gas from the gas reservoir to disperse the...
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7077158 |
Velocity head compensated valve assembly
A valve assembly includes a valve body configured to define a chamber forming a primary flowpath between an inlet port and a discharge port, an isolator disposed inside said chamber, and a poppet...
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6986338 |
Fluid flow pressure regulator
A fuel vapor pressure regulator by which the input pressure of an input fluid is regulated by the opening and closing of a valve unit controlled by a piston pressure sensor, the operation of which...
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6932108 |
Pressure reducer
A pressure reducer has a housing with inlet and outlet sockets, a partition between said inlet and outlet sockets, and an accommodation socket. The partition defines an aperture aligned with the...
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6923197 |
Pressure regulator with tamper-proof safety feature
A pressure regulating system having a tamper-proof safety feature. A pair of seats are mounted to an annular pipe. A first bleed pipe, with a fixed restriction, extends from an inlet conduit to a...
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6874521 |
High to low gas flow regulator
A diaphragm operated regulator valve usable, e.g., for maintaining a preset gas pressure in a potable storage container, provides particularly effective at gas flow regulation as well as pressure...
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6854480 |
Regulated gas supply system
A regulated gas supply system having a body defining a pressurized gas reservoir connected to a high-pressure regulator that regulates the high pressure gas from the gas reservoir to disperse the...
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6843266 |
Regulator with erosion resistant seal assemblies
The regulator connects to a high pressure fluid supply and regulates the pressure to a downstream apparatus. If an over-pressure occurs, it is vented to atmosphere. An elongate control stem engages...
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6840269 |
Pressure reducer for a fluid sampling device
The present invention generally relates to a pressure reducer that can regulate a fluid sample flow and decrease pressure automatically without adding any extra media. More particularly the...
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6814099 |
Flow regulator for water pump
A flow regulator for a water pump, comprising a valve body, a left piston, a right piston, a connecting rod, a spring, and a conduit. The valve body is roughly shaped like a cross, having a...
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6796326 |
Gas pressure regulator
A gas pressure regulator shall be created that shows reproducible features even at minimum through flow values, and at the same time allows keeping its lock up characteristic. In addition, gas...
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6789559 |
Pressure regulator
A fluid pressure regulator is provided having a housing with an inlet and outlet for fluid, a valve located movably inside the housing and provided with a fluid transport member to allow passage of...
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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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6629544 |
Gas pressure-reducing valve
A gas pressure-reducing valve includes a pressure-reducing chamber for generating a gas pressure that acts on one surface of a diaphragm, a valve body that can sit on a valve seat having in its...
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6578601 |
Liquid pressure regulator
A liquid pressure regulator assembly includes an inlet portion through which the liquid enters the regulator assembly. The inlet portion includes a piston member which is engageable with a plunger...
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6568418 |
Precision regulator
The precision regulator connects to a high pressure fluid source and regulates the pressure to a downstream apparatus. If an overpressure occurs, it can be vented to atmosphere. An elongate control...
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6488046 |
Pressure reducer for compressed gases
Pressure reducer for compressed gases, comprising at least one regulation stage constituted by a chamber divided by a first membrane ( 25 ) into two chambers ( 23, 24 ), one of which said chambers...
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6439261 |
Pressure responsive oil flow regulating supply valve
A pressure responsive oil flow regulating supply valve assembly includes an oil supply input; an oil supply output; an oil flow path defined between the input and output. A valving mechanism...
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6382243 |
Pressure-reducing valve
The pressure-reducing valve according to the invention makes available at its secondary pressure connection a generally adjustable secondary or working pressure which can be used by connected...
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6328054 |
Balanced fluid pressure regulator
A balanced fluid pressure regulator of the disclosed embodiment comprises a balancing bellows inside a sensing bellows to minimize the supply pressure effect for improved performance while reducing...
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6305415 |
Fluidic pressure regulator
A fluid pressure regulator is disclosed including a valve body and a control body sealed within a tubular outer housing. The valve body has a supply chamber and an output chamber separated by a...
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6276392 |
Liquid pressure regulator
A pressure regulator is provided that can produce a relatively constant outlet pressure over a range of flow rates. A spring backed diaphragm reacts against the inlet pressure to produce this...
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6079434 |
Propane regulator with a balanced valve
The invention relates to a pressure regulator for propane and liquefied petroleum with a balanced valve. An inlet port (10) receives supply pressure and an outlet port (14) receives output...
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6076549 |
Pressure control device
Pressure control device, characterized in that it comprises, in combination with valve means having an open and a closed position and urged to said closed position by a pressure thrust, elastic...
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6053192 |
Low operating force pressure regulator
A set point of a pressure output of a pressure regulator (12) is adjustable without having to overcome a biasing force to selectively adjust the set point of the pressure output. The regulator...
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5931188 |
Diaphragm operated regulator valve for maintaining low gas pressure
A gas regulator valve (14) for maintaining a preset low gas pressure in a storage tank (10). A fluid balanced piston valve member (32) is seated in a closed position on seat (40). A diaphragm...
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5799688 |
Automatic flow control valve
A pressure valve having a fluid inlet, a first chamber, a throughbore, a second chamber, a fluid outlet and a valve stem. The valve stem is mounted within a valve body and has several different...
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5765588 |
Fluid flow control device particularly useful as a pressure regulator
A fluid flow control device particularly useful as a pressure regulator in a water supply system for poultry or other animals, includes a valve member movable towards and away from a valve opening...
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5755254 |
Two stage pressure regulator
The present invention provides an improved two-stage pressure regulators for various compressed gases, and more particularly to pressure regulators used for gaseous fuels such as compressed or...
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5746245 |
Meters
The meter 2, e.g. a gas meter includes an inlet boss 4 providing an unregulated supply of gas via a valve means 8 which regulates the flow of gas as it passes into a chamber 6. The valve means 8...
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5595209 |
Fluid pressure regulator establishing a stable output fluid pressure
A multi-stage pneumatic pressure regulator establishes a constant output pressure with a change in the output flow. The regulator includes a poppet valve connecting the input and output. A relief...
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5381825 |
First stage scuba regulator
A first stage scuba regulator wherein the intermediate pressure to the second stage regulator increases as tank supply pressure decreases, thus solving the problem of the sensitive second stage at...
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5358004 |
Pressure fluid stabilized regulator with leakage orifice
A fluid pressure regulator includes a diaphragm operated leakport controlling low liquid or fluid flow rates. A precisely formed leakage unit spaced from the leakport establishes continuous flow...
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5238021 |
Diaphragm operated spring loaded regulator
A diaphragm controlled spring loaded regulator is disclosed. Such regulator is adapted to regulate the flow of compressed gas applied to a gas blanket on top of liquids in a storage tank and to...
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5234026 |
Pressure reducing regulator
The pressure reducing regulator includes a balanced valve arrangement, a sensor being resiliently urged toward a valve seat. A sensor insert is mounted by the sensor for axial movement therewith,...
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5186209 |
Accurate high-flow clean regulator with input-pressure balancing
A high pressure gas regulator, the combination comprising an axially movable poppet and an orifice controlled by the poppet in response to poppet axial movement, the orifice having upstream and...
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5088516 |
Temperature compensator for pressure regulator
A temperature compensator for use on a gas pressure regulator which inflates an infatable aircraft slide. The temperature compensator is cooperative with a movable valve upon actuation, to control...
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5072749 |
Differential pressure regulator
A differential pressure regulator is provided having a single piece pressure balanced flow spindle. The differential pressure regulator also includes a spring biased diaphragm assembly which acts...
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5038823 |
Device for preventing water hammer while regulating water pressure
Device for preventing water hammer while regulating water pressure includes valve element biasing means which substantially consists of a pressure adjusting spring with a small spring constant and...
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5035260 |
Line pressure regulator
An in-line pressure regulator for regulating fluid flow comprising a housing having an inlet and an outlet, said housing providing a first chamber open to the inlet and having a first port open to...
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5025823 |
Accumulator and valve structure
A fluid flow control apparatus has an accumulator and valve structure disposed in combination with a restricted passage to provide engagement timing for a friction device. A bypass circuit,...
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5009249 |
Valve for fluid container
A pressure regulator for use in regulating the pressure of inflating an inflatable member from a high pressure source wherein a valve housing has one end attached to a pressure source and the other...
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4991663 |
Shut-off valve having variable input
A shut-off valve 50 is disclosed including annular grooves 54 and a valve sleeve 26 including openings 36 which are configured and located relative to each other to define an orifice of variable...
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4874011 |
Gas pressure regulator for controlling low pressure
A gas pressure regulator useful in controlling low pressures in the range of 0 to 100 psig is economical, effective and efficient and can be used to control fixed or variable outlet pressures.
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