Matches 1 - 50 out of 143 1 2 3 >
Match Document Document Title
7363938 Constant flow valve assembly  
A dual valve assembly includes two regulating valves. Each valve includes an outer housing comprised of a cap joined to a base. The housing is internally subdivided by a barrier wall into a head...
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...
7334598 Pressure regulator adaptable to compressed gas cartridge  
This pressure regulator is specifically designed to operate with a portable compressed gas cartridge thus reducing the high vapor pressure found in compressed gas cartridges down to a substantially...
7264018 Pressure regulator  
A variable device for regulating the outlet pressure of a fluid from a valve body, includes a pressure-sensing chamber having a wall formed by a resilient self-restoring diaphragm which is...
7188640 Gas pressure regulator  
An improved pressure regulator suitable for use with paint ball guns comprises a hollow valve body, a valve mechanism for selectively releasing gas from a gas source to an output, and an ON-OFF...
7114520 Pressure regulator  
A variable device for regulating the outlet pressure of a fluid from a valve body, includes a pressure-sensing chamber having a wall formed by a resilient self-restoring diaphragm which is...
7093605 Pressure control device for a pipeline  
A pipeline assembly for transporting a fluid such as oil, gas and water along a fluid path extending in the pipeline has a pressure control device incorporated therein. The pressure control device...
6935362 Pilot valve  
There is provided a pilot valve ( 50 ), suitable for use in water and gas supply systems, the valve including biassing means ( 57 ), to control a gate ( 55 ), for controlling fluid flow through a...
6892755 Pressure regulator for infusor  
An improved ambulatory infusion device for dispensing a fluid into a patient includes a flexible bladder enclosure having a first open end a closed second end. The closed second end of the sheath...
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...
6866061 Back pressure valve with dynamic pressure control  
A back pressure valve, comprises: a first housing including a first chamber formed therein having an inlet and an outlet for a first fluid; a second housing including a second chamber formed; a...
6860287 Variable flowrate regulator  
Variable flowrate regulators of this invention r comprises a regulator body having a fluid transport chamber disposed therethrough. Fluid inlet and outlet ports are in fluid flow communication with...
6705343 Pressure regulator with internal filter  
The pressure regulator has a regulator body with a control chamber and outlet and inlet passageways opening thereto, a bonnet with a bonnet chamber and a diaphragm separating the chambers. A filter...
6604538 Adjustable fluid flow regulator with adjustment limit  
An improved adjustable fluid flow regulator having a regulator chamber, a moveable diaphragm within the regulator chamber, a spring that acts upon the diaphragm to regulate the flow of fluid, and a...
6439262 Pressure-adjusting mechanism  
Disclosed is a pressure-adjusting mechanism comprising a pressure-adjusting handle, a pressure-adjusting screw for adjusting resilient force of a spring member by making rotation integrally with...
6363964 Adjustable pressure regulator  
An adjustable pressure regulator for controlling the delivery of a gas from a high pressure source to a low pressure device at a predetermined outlet pressure includes a body having an inlet port...
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...
6289925 Regulator  
The opening and closing operations of a poppet valve are stabilized by preventing a diaphragm and the poppet valve from being inclined so that the pressure adjusting accuracy of a regulator is...
6273117 Pressure regulator  
A device for regulating the outlet pressure of a fluid from a valve body, includes a pressure-sensing chamber having a wall formed by a resilient self-restoring diaphragm which is responsive to...
6237624 Seat valve  
A seat valve for regulating hydraulic pressure to an adjustable value comprises: a valve seat located between a first chamber having not regulated high pressure and a second chamber having said...
6161573 Air pressure regulator  
The present invention relates to an air pressure regulator, characterized in that a regulator made of a piston body connected with a return spring is disposed at the top of a main body, wherein the...
6073649 Adjustable flow limiter  
An adjustable flow limiter for adjustably limiting flow, for example through the vent of a diaphragm-type fluid flow regulator. The adjustable flow limiter has a housing with a compartment therein,...
6062258 Gas pressure regulator having burn-out protection system  
A gas pressure reducing regulator which includes a flexible diaphragm which is biased by a spring so as to control the opening of the valve of the regulator and thus the delivery pressure of the...
6026850 Pressure regulating valve  
A pressure regulating valve adapted to be interposed between a pressurized liquid supply whose pressure varies and a spray nozzle or other liquid applicator from which the liquid is discharged. The...
5988204 Adjustable fluid flow regulator  
An adjustable fluid flow regulator that can be adjusted for operating at two different operating pressures includes a casing having a chamber therein, an inlet and an outlet communicating with the...
5950652 Load balanced pressure regulator and method and apparatus for delivering process gas for manufacturing semiconductor devices employing same  
The transient response of a tied diaphragm gas pressure regulator is improved by reducing breakaway friction of a regulator valve with respect to its cooperating valve seat. This is preferably...
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...
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...
5732736 Pressure regulator with lower outlet pressure drop  
A fluid pressure regulator and a method of regulating involve configuring a valve and valve seat of the regulator such that as the valve is moved relative to the valve seat from a closed or nearly...
5701927 Interchangeable automatic control valve  
A valve actuator for an automatic fluid control valve actuator which fits an Ames Company predetermined size valve housing and which is also suitable for use in a Cla-Val automatic fluid control...
5501247 Pressure regulator with means to block relative rotation of parts during assembly  
In a fluid pressure regulator, the combination comprising a body forming a cavity and a cap on the body extending over the cavity, the cap and body carrying interengaging threads allowing rotary...
5492146 Pressure regulators  
A sanitary pressure regulator comprises a pressure sensing chamber, downstream of an orifice, has its upper portion defined by a diaphragm. A valve stem, mounted on the diaphragm, extends...
5415328 Spray mechanism of aerosol product  
A container containing a liquid and vaporizing gas to be sprayed is provided with a control member having a spray hole, and when the control member is manipulated, the liquid is sprayed by the gas...
5255711 Spring-loaded pressure regulating valve including rolling diaphragm and compensation for variation of spring force with diaphragm displacement  
A chamber (24) is filled with a fluid whose pressure is to be regulated to a predetermined value. A valve (30) is disposed between the chamber (24) and a high pressure source of the fluid. A...
5159952 Regulator for water base paint  
A regulator for water base paint has a casing with an inlet port, an outlet port and a paint chamber. The paint chamber is defined inside the casing in fluid communication with the outlet port. A...
5143077 Constant-rate discharge valve, and electronic automatic sphygmomanometer using same  
A constant-rate discharge valve adapted so as to render a discharge rate constant includes a housing having an internal air chamber and an open hole open to the atmosphere, first and second air...
5141022 Pressure regulating valve apparatus  
A fluid pressure regulating valve apparatus for controlling either upstream or downstream fluid pressure includes a lower housing including a lower interior space and an upper housing including an...
5035380 De-icer  
A deicer control system for a pneumatic deicer wherein a solenoid operated valve directs either pressurized air or creates and pulls a vacuum on the inlet port of a control valve. The inlet port...
5022432 Bubbler valve  
A bubbler valve has a metering flow control poppet that is pressure imbalanced in the closed direction. The poppet is selectively yieldably biased open by a spring, and inlet pressure acting on the...
5000222 Tamper resistant adjustment range control for the adjustment screw of a control device  
A pressure adjustment screw for a fluid flow control device cannot for safety's sake be rotated within a threaded cylindrical bore on the device's body to withdraw it beyond an extreme pressure...
4898204 Low pressure gas regulator  
A low pressure gas regulator which includes a ball valve which is surrounded by a soft rubber seat which has two different thicknesses with one of the thicknesses being greater in the region which...
4887639 Non-degrading pressure regulator  
The pressure regulator is designed for use with materials which are particularly subject to degradation such as metallic paints. The construction of the device allows for maintenance of laminar...
4793379 Supply cylinder shut-off and flow control valve  
A button-operated main shut-off and flow-control valve is disclosed which attaches directly to a supply cylinder in place of the conventional rotary-stem shut-off valve. Magnetic actuators in the...
4776368 Fluid pressure regulator  
A fluid pressure regulator, for controlling the pressure of fluid in accordance with the pressure of an air signal, is characterized by a housing having a chamber divided into fluid and air...
4744387 Fluid pressure regulator  
A fluid pressure regulator having a flow path from inlet port to outlet port. Reduction of particulates which might be generated by the regulator itself are minimized by the absence of springs,...
4719940 Adjustable tied-diaphragm gas pressure regulator  
A gas pressure reducing regulator has a tied-diaphragm so as to obtain relatively complete valve closure even with corrosive gases that tend to deposit particulate matter on the valve seat and...
4621658 Non-removable spring holder for a pressure operated valve  
A pressure operated regulator valve has a regulator spring that is held in place by a spring holder. The spring holder may be inserted into a spring housing and once inserted is locked in place....
4606371 Gas pressure regulator with reversible setting rod  
A housing partitioning diaphragm type of gas pressure regulator for maintaining a different desired output pressure for different types of supply gas includes a threaded rod 7 extending into one of...
4541454 Pressure regulators  
A pressure regulator is disclosed which includes a valve housing with a sliding piston member defining inlet and outlet chambers. A valve seat in conjunction with the piston member forms a valve...
4347132 Reverse osmosis expansible pressurized permeate storage having permeate and concentrate controls  
A water treatment and storage system includes a reverse osmosis treatment unit having an untreated water input line, a treated water output line and a bleed water output line. An expandable...
Matches 1 - 50 out of 143 1 2 3 >