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7610936 |
Flow based pressure isolation mechanism for a fluid delivery system
The fluid delivery system includes a pressurizing device for delivering a pressurized injection fluid, a low pressure fluid delivery system, and a pressure isolation mechanism adapted for fluid...
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7252117 |
Reusable stub-out cover
A stub-out cover for protecting the outer surface of a stub-out line. The stub-out cover includes a substantially rigid, molded tubular member open at one end and closed at the other end. A...
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6766829 |
Valve assembly for gas cylinder
Within a housing (3), a gas inlet (4) communicates with a gas outlet (5) through an inlet passage (11), a shut off valve (12) and an outlet passage (13), and a charging port (6) communicates with a...
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6341624 |
Valve for cryogenic fluid
A valve for cryogenic fluids that divides incoming fluid into separate outlets. The valve prevents the inadvertent leakage or reverse flow of fluid through the valve using a swing-type check valve,...
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5640997 |
Relief valve for gas flow rate regulator
An improved rotor retainer housing for a rotatable rotor body and a relief sealing mechanism for a gas flow rate regulator. The retainer housing having structural features equivalent to the...
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5365975 |
Constant air pressure unit for air handling system
A constant air pressure unit for an air handling system. The unit comprises a housing having an air inlet opening for admitting pressurized air into the housing. The housing has a top wall with a...
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4998562 |
Flow control valve
A flow control valve to regulate the bleed flow rate of a pressurized vessel at one of only two available bleed flow rates. The flow control valve comprises an axial main gas flow passageway with...
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4913260 |
Gas silencing system with controlling sound attenuation
A gas silencing system for controlled sound attenuation of the exhaust gas in a motor vehicle comprises a sound attenuation muffler for exhaust gases. The system also includes means providing a...
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4749005 |
Combined gas pressure regulator and shut off valve
A gas stove (A) includes a combined pressure regulator and manual shut off valve (C) which has an inlet (46) connected with a source (B) of natural gas. The combined valve includes a pressure...
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4744391 |
Flow control valve
A flow control valve operable to bleed pressure from a pressurized source. The flow control valve includes an integral body, a bleed cap, a bleed valve element and a check valve assembly formed of...
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4700748 |
Pressure-referenced programmed flow control in a hydraulic valve
The point at which pump out pressure exceeds load is sensed to provide a point for scheduling flow to an actuator in a hydraulic system. Flow is controlled by a stepper motor (28) that moves a flow...
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4692253 |
Method and apparatus for removing extraneous matters
Method and apparatus for removing extraneous matters from cooling water used in a tubular heat exchanger such as a condensor is disclosed. When a pressure difference between the portions upstream...
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4690171 |
Valve assembly for a sphygmomanometer
A valve assembly for a sphygmomanometer controls the inflation and deflation of a pressure cuff. The valve assembly includes an inlet connectable to a fluid pressure source such as a bellows, an...
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4664155 |
Apparatus for centralized pressurization and depressurization of aircraft hydraulic reservoirs
A single manifold assembly is located in an easily accessible hydraulic servicing bay. The assembly includes a manifold (2) with an inlet port (4) having an integral check valve (8). A plurality of...
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4585623 |
Device for performing quantitative chemical and immunochemical assays
The invention provides a device for performing chemical or immunochemical assays quickly and on site. The device comprises a plastic molded body which may be miniaturized. The device is provided...
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4516594 |
Multi-part valve with a valve seat skeleton and cast valve body
A multi-port valve comprises a valve seat skeleton and a valve body of readily castible material cast about the skeleton. The valve seat skeleton comprises a plurality of wear-resistant members...
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4489757 |
Electrically actuated servocontrol system for a static pressure operated load
An electrically actuated servocontrol system for a static pressure-operated load is connected to a supply of hydraulic fluid under pressure. The supply has an outlet port and a return port. A...
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4391321 |
Heat exchanger in plants for ventilating rooms or buildings
A heat exchanger in combination with two duct system for bringing in relatively cold outside air into an enclosure while exhausting relatively warm room air from the enclosure. The heat exchanger...
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4353243 |
Flexible diaphragm controlled valve
A multiport flexible diaphragm controlled valve is disclosed. The parts are all interconnected by low dead volume channels. The valve provides extremely fast response times, no moving parts other...
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4272021 |
Pipeline drain apparatus
A pipeline having a plurality of outlets spaced along its length is connected to a controllable supply of liquid under pressure. A transversely expandable and collapsible bladder is fixed in...
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4195777 |
Hot water heating system
An improved hot water heating system used with an internal combustion engine is disclosed. This system provides a hot water flow control arrangement in which hot water supplied to a heating...
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4172471 |
Valve unit
In a non-drip valve for a fluid flow line having a vacuum unit comprising supply chamber, a discharge chamber and a vacuum chamber connected to the discharge chamber to withdraw fluid therefrom...
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4134428 |
Non-drip valve
In a non-drip valve for a fluid-flow line having a supply chamber, a discharge chamber and a vacuum chamber connected to the discharge chamber to withdraw fluid therefrom when the forward flow is...
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4100940 |
Trickle emitter for subterranean irrigation
An irrigation pipeline has a plurality of emitters equipped with discharge nipples for engagement by flexible hoses to release water at a trickle rate at selected subterranean locations within the...
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4073312 |
Charge and relief valve
A dual valve assembly having a charge and relief valve, comprising a unitary valve structure including a thick central body section and, extending therefrom, a pair of elongated hollow cylindrical...
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4011662 |
Automatic valve assembly and heater/humidifier converter for clothes dryer
Automatic valve assembly connected to outlet from clothes dryer to selectively add heat and humidity to building. Bifurcated exhaust duct assembly has manual valve and filter in first duct to...
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3908694 |
Emitter valve for subterranean irrigation systems
An emitter valve for use in a subterranean irrigation system or the like controls the flow of water to the vegetation to be irrigated over a relatively wide range of supply water pressures to...
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3858603 |
AIR VENT HEAD
This invention relates to air vent heads, especially for ventilation of ship's tanks. The new air vent head consists of an assembly of a central joint unit connectable and accommodated in size to a...
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3839943 |
ELECTROMAGNETIC INJECTOR WITH ASSIST
An electromagnetic injector using a fluid pressure assist to obtain a controlled opening movement of the injector and a rapid closing.
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3831845 |
FLUID DELIVERY SYSTEM
A high pressure fluid delivery system is disclosed in which two or more guns, each having a high pressure nozzle outlet and a low pressure dump outlet, may be connected to and operated from the...
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3603705 |
CHECK VALVES
A check valve including a valve member which can cooperate with a seating to prevent flow of fluid in one direction and which can be lifted from its seating by pressure of fluid, the check valve...
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3590871 |
COMBINATION SAFETY AND MANUAL RELEASE VALVE
The disclosure relates to a relief valve arrangement for vessels operating under pressure including a weighted ball valve arrangement that opens when pressure exceeds a predetermined amount, or...
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3534815 |
VAPOR GENERATOR HAVING TUBE COILS AT DIFFERENT ELEVATIONS AND PRESSURE REDUCING MEANS FOR REDUCING PRESSURE INDEPENDENTLY OF THE RATE OF FLOW
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RE05309 |
Title is not available
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3464448 |
DIAPHRAGM VALVE
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3442483 |
FLUID FLOW CONTROL VALVE
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3354909 |
Valve structure
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3332581 |
Apparatus for dispensing adhesive
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3094144 |
Vacuum actuated blocking valve for vacuum controlled mechanism
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3018986 |
Fluid operated mechanism for steerable aircraft wheels
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3007495 |
Multiple flow valve
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2999514 |
Controls for fluid treatment apparatus
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2966916 |
Valve responsive to changes in speed
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2943637 |
Tire inflating and testing device
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2923311 |
Multiple valve unit and method of construction and assembly thereof
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2918250 |
Valve with fluid-operated control
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2910971 |
Power steering valve
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2876789 |
Apparatus for use with liquid enclosures
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2845089 |
Valves
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2823691 |
Valve unit
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