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7360555 Gas regulator with altimetric adjustment  
The invention relates to a gas regulator which is intended to be mounted on a gas delivery pipe connecting a gas source to a user device. The inventive regulator comprises a pressure regulation...
7347423 Arrangement in connection with mechanical seal  
An arrangement in connection with a mechanical seal includes at least two sliding surfaces pressing against each other, which are arranged to seal a gap between a rotating and a non-rotating...
7171972 Passive back-flushing thermal energy system  
This invention provides a thermal energy system comprising a heat exchanger for transferring thermal energy between a source and a load, the heat exchanger having a primary side associated with the...
7114661 Thermally actuated fluid shuttle valve  
A thermally actuated fluid shuttle valve that is a three-way direction control valve that shifts when fluid passing through said valve reaches a preset temperature. The control valve, including...
7093608 Vacuum pressure breaker and freeze protection for a water flushing system  
A water flushing system for a pressurized subterranean water distribution system includes an inlet conduit for receiving pressurized water from the subterranean water distribution system; an outlet...
7017564 Temperature-controlled PCV valve  
A positive crankcase ventilation valve includes a flow restrictor movable in an orifice to vary flow of fumes from a crankcase to an intake manifold in a vehicle. The valve also includes a wax...
7000850 Anti-scald water valve assembly  
An anti-scald water valve assembly comprises a body including a passage for water, a valve provided in the passage for shutting off the passage, and an electro-mechanical actuator to cause closing...
6994102 Pressure regulating valve  
A pressure regulating valve which is comprised of a valve body being comprised of a cylinder, a spool slidably disposed in the cylinder with a clearance, the spool and the cylinder defining a...
6988710 Flow regulating device  
The flow regulating device has a shape preservation member which surrounding the environment of a flow conduit and restricts the amount of heat deformation of a housing in the housing. The shape...
6962295 Thermostat for an automatic hydraulic transmission system  
The present invention has a by-pass thermostat assembly ( 1 ) that is connected to the oil circulation system of an automatic hydraulic transmission system of an internal combustion or other...
6895993 Expansion valve  
An expansion valve 1 comprises a piping member 10 equipped with passages to which refrigerant pipes are connected, and a cassette unit 100, the two members being formed as separate units. The...
6827091 Passive back-flushing thermal energy system  
A thermal energy system including a heat exchanger for transferring thermal energy between a source and a load, the heat exchanger having a primary side associated with the source, and a secondary...
6615855 Stimuli-responsive hybrid materials containing molecular actuators and their applications  
The present invention provides a hybrid material and a method for forming a hybrid material comprising actuator made from a stimuli responsive polymer mounted in a porous framework. The present...
6550495 Safety device for cutting off gas pipelines  
A thermal safety device for cutting off gas pipelines, wherein gas transfer is prevented by the safety device when temperature increases in the section of the gas pipeline placed downstream from...
6536213 Micromachined parylene membrane valve and pump  
A micromachined fluid handling device having improved properties. The valve is made of reinforced parylene. A heater heats a fluid to expand the fluid. The heater is formed on unsupported silicon...
6516827 Gas regulator for flowmeter  
A measuring device for gas flows including a gas regulator positioned immediately upstream of a volumetric meter for determining the volume of a gas passing therethrough. The measuring device...
6491061 Stimuli responsive hybrid materials containing molecular actuators and their applications  
The present invention provides a hybrid material and a method for forming a hybrid material comprising actuator made from a stimuli responsive polymer mounted in a porous framework. The present...
6453937 Hot gas valve construction for reducing thermal shock effects  
A system (and accompanying method) for reducing thermal shock in a physical device includes: a gas inlet portion; and an ablator material positioned in the gas inlet portion to reduce a temperature...
6352016 Hydraulic power-assisted steering  
A hydraulic power steering system, in which the servomotor also acts as a steering damper. Damper valves are arranged on hydraulic lines between the servomotor and servo valve. In order to...
6347745 Engine thermostat housing and thermostat assembly  
A thermostat assembly with a valve mounted to a carrier for installation in an engine thermostat housing. The carrier includes a body portion to which the valve is mounted. A pair of posts extend...
6345641 Fluid-activatable device for shut-off under excess flow conditions  
A fluid-activatable shut-off device, configured as a shut-off valve, has a valve housing formed with a flow passage therethrough and a movably supported valve body, which is movable between an open...
6341620 Pressure limiting valve  
A pressure limiting valve includes an inlet and an outlet for a fluid, which includes a valve body which cooperates with a valve seat in such a manner that it opens or closes a flow connection for...
6296012 Fuel pressure regulator with fuel temperature responsive shape memory calibration  
A returnless fuel regulator includes a diaphragm assembly dividing the regulator into a control chamber for calibration purposes and a fuel chamber in communication with fuel under pressure from a...
6209802 Spinning wash nozzle assembly  
A spinning wash nozzle assembly having a fluid brake pump within the rotating spinner housing. The fluid pump has a sump which is also within the rotating spinner housing such that centrifical...
6167904 Hydraulic valve  
A hydraulic valve with a housing, having an inlet connection and an outlet connection with a hollow space between them, in which a valve slide is arranged to reciprocate, and, depending on its...
6129111 Damper valve configuration  
A damper valve arrangement is combined with a servomotor of a hydraulic power steering system to form a steering damper. Certain valve elements are adjusted by bimetallic components in order to...
6065483 Throttle body and method of manufacturing the same  
In a resin-made throttle body for controlling air flow rate in an air intake passage, orientation of resinous material of a wall of the throttle body surrounding the valve member has a step portion...
6047726 Austenitic stainless steel valve  
An austenitic stainless steel valve which is used at 100° C. or higher is easy to operate at the beginning of use. The valve of the present invention has a valve body made from an austenitic...
6029686 Thermally responsive valve  
A freeze protection plug has latching balls engageable bayonet-fashion with grooves in a fitting. The balls are normally held in engagement with the grooves by a cam, but move inward to release the...
6019171 Down flow, two pass radiator with automatic air venting means  
A down flow, two tank, two pass radiator includes a flow division baffle in the center of the upper tank that automatically vents any air trapped behind the baffle as the engine operates. When the...
5979788 Pressure washer valve assembly  
The present disclosure relates to a valve assembly suitable for use on a pressure washer pump. The valve assembly includes an unloader valve having an inlet port sized and configured to be...
5974855 Electro-pneumatic converter calibration  
A temperature compensation method for a microprocessor based electro-pneumatic converter device including an initial calibration sequence, a compensation sequence, and an operation sequence....
5957119 Pneumatic valve and regulator  
A pneumatic valve and regulator, and more particularly to a pneumatic valve and regulator used in a compressed gas powered gun system which is designed to project a fragile liquid-containing...
5937988 Throttle device for hydraulic actuator systems and for hydraulic actuator systems of clutches of motor vehicles  
A throttle device for the directionally-dependent influencing of the flow velocity of the fluid in hydraulic actuator systems, in particular of friction clutches in motor vehicles, with a throttle...
5927321 System for measuring and controlling gas mass flow  
A system for measuring and controlling the mass flow of a gas of variable characteristics within a pipe by a metering valve, wherein a Coriolis mass flow meter mounted in the pipe is connected to...
5868159 Pressure-based mass flow controller  
A pressure-based mass flow controller suitable for accurately monitoring and controlling the flow of many types of precursors characterized by vapor pressures ranging from approximately 2 torr or...
5810030 Fluid control solenoid valve  
A fluid control solenoid valve includes a fluid passage having a valve seat therein. The solenoid valve further includes a bellows having a valve element and a retractable bellows portion...
5791369 Pressure type flow rate control apparatus  
A pressure type flow rate control apparatus (1) for controlling flow rate of a fluid maintains an upstream side pressure P1 of an orifice at more than about twice a downstream side pressure P2. In...
5785073 Pipe burst protection pressure relief apparatus for sliding plate plumbing fixtures  
According to the present invention, water regulation assemblies disposed in the water supply path of conventional fixtures are modified to include a pressure relief assembly which permits release...
5785072 Compressed stopper channel bypass pipe burst pressure relief apparatus for plumbing fixtures  
According to the present invention, water regulation assemblies disposed in the water supply path of conventional fixtures are modified to include a pressure relief assembly which permits release...
5755213 Pneumatic valve and regulator  
A pneumatic valve and regulator, and more particularly to a pneumatic valve and regulator used in a compressed gas powered gun system which is designed to project a fragile liquid-containing...
5694969 Pressure relief tire valve  
A pressure relief tire valve for inflating a tire wheel assembly has a tire inflation valve body having a chamber therein with openings through the top and bottom ends thereof and having a relief...
5660369 Pneumatic control device for needle valves in injection molding systems  
A pneumatic control device for needle valves in injection molding systems. The control device has a control piston, a needle valve, a control cylinder and a cylindrical receptacle in which the...
5655892 Thermally actuated fuel pump vapor vent valve  
A thermally actuated vapor vent valve in a fuel pump module allows hot vapor to escape from the fuel pump module when the module is at a temperature significantly above normal operating...
5649567 Sealing arrangement, for use with, and in combination with, a steam and fuel oil control and furge valve, and a valve seat therefor  
A circular body, having a throughgoing orifice, an externally threaded periphery, and a pair of stepped recesses, defines a valve seat for a reciprocating piston. A retaining ring is made fast in...
5647398 Fluid coupler for use in the transfer of liquefied gases  
A fluid coupler connectable with a fitting of a variety which extends from an externally-threaded forward coupling end to a rearward port end. The coupler includes a body having an internal fluid...
5603296 Intake apparatus of an engine  
An intake apparatus of an engine(13) wherein an intake section(12) into which air flows from air cleaner is provided within an intake manifold(11), and a partition wall(16) defining a short intake...
5564274 Cold oil protection circuit for a hydraulic system  
A cold fluid protection circuit is provided for controlling the rate of fluid flow in a hydraulic system in response to the temperature of the oil in a reservoir. The subject invention includes a...
5518025 Two signal head sensor  
A dual signal head sensor, which is a fluid pressure differential sensitive control valve, has a diaphragm responsive to changes in fluid pressure on opposite sides thereof and a ported sleeve...
5512249 Sterilizing apparatus  
Apparatus for sterilizing a transfer conduit having (a) a source of steam connected to the transfer conduit, (b) a condensate conduit for draining steam condensate from the transfer conduit, ...