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7617989 |
Automatically reclosable thermostatic control device for valves
Thermostatic control device for controlling valves provided with an axially movable stem, includes a base body, an electrically operated thermostatic actuator, and intermediate connecting elements...
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7559750 |
Overheating protection apparatus of scroll compressor
Provided is an overheating protection apparatus of a scroll compressor which comprises: a bypass passage formed in a fixed scroll, for connecting a high pressure chamber to a low pressure chamber;...
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7559485 |
Variable orifice valve
A variable orifice valve provides a changing orifice dimension based solely upon the temperature or other property of the fluidic medium, such as flow-rate of the fluidic medium passing through the...
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7543598 |
Vacuum break thermistor housing
A vacuum break assembly including a housing and a sensor assembly. The housing has a pocket therein, the pocket having a wall. The sensor assembly includes a spring beam and a thermal sensor held...
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7540431 |
By-pass valve for heat exchanger
A valve that includes a housing defining first and second bores having a central axis, and a peripheral valve seat. An actuator is located in the first bore and has a reciprocating seal disposed...
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7497228 |
Freeze and backflow protection for a subterranean 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...
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7487647 |
Expansion valve and method for controlling it
The invention relates to an expansion valve and to a method for controlling an expansion valve, in which the opening and closing movement of the valve-closure member is set as a function of the...
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7476089 |
Scroll compressor having overheat preventing unit
A scroll compressor having an overheat preventing unit includes a casing; a driving motor installed in the casing and generating a driving force; a compression unit connected with the driving motor...
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7469841 |
Self-contained thermal actuator
A self-contained thermal actuator positions the piston return member inside the actuator cup. The inventive configuration eliminates the guide and diaphragm seal that closed the open end of the wax...
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7455241 |
Fuel cell coolant temperature determination method
A method of determining a temperature of a coolant in a coolant circulation system is disclosed. The coolant circulation system includes a coolant flow valve having a valve housing and an expansion...
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7445161 |
Thermostat
The object of the present invention is to obtain a thermostat device capable of improving the workability and assemblability, reducing costs, and downsizing the entire device with a minimum number...
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7424978 |
Resettable bi-stable thermal valve
A temperature sensitive resettable linear actuator includes a linear actuator housing and a support shaft. The support shaft has a first end portion configured for longitudinal movement within the...
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7422159 |
Thermostat valve unit
In connection with a thermostat valve which, together with a housing cover member, constitutes a structural unit, it is provided that a cross arm member is secured on a housing cover by means of a...
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7407113 |
Products and process that act as a safety valve to prevent scalding
A thermostatic valve incorporated within a plumbing system for regulating the flow of fluid. The thermostatic valve includes two valve assemblies operatively cooperating to preclude the flow of...
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7363939 |
Bleed valve
A bleed valve ( 1 ) for a pipe into which a non-return function is integrated. The bleed valve is preferably designed to be a thermal valve.
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7320434 |
Method of controlling electronic controlled thermostat
An electronically controlled thermostat control method is obtained which makes it possible to eliminate the response delay from the time that the required cooling water temperature is set to the...
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7311264 |
Method and device for the process regulation or control of thermal load changes of an obstruction-curved and/or thick-walled component through which a medium flows in a thermal system
The novel method and device provide for process control—closed-loop control or open-loop control—for a thermal system with an obstruction-curved and/or thick-walled component through which a...
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7309022 |
Substance shutoff device and fuel cell
There is provided a substance shutoff device for shutting down the communication of at least one of an inflammable substance and an oxidizer when the inflammable substance and the oxidizer are...
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7299994 |
Oil cooler bypass valve
A valve actuating mechanism for a transmission/engine fluid cooler bypass valve of the type in which a responsive element expands to urge a valve member against a valve seat and thereby causes...
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7275697 |
Thermostatic valve for a cooling circuit
A valve comprises a housing, a movable check mechanism that is suitable for regulating passage of a fluid between an inlet orifice and an outlet orifice of the housing, a stationary seat for...
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7240854 |
Eyewash with automatic stagnant water flushing system
Eyewash stations can go through extended periods of disuse, allowing for the growth of bacteria and other substances in the stagnant water in the supply passages. Water dispensed from such the...
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7240853 |
Emergency shower with automatic stagnant water flushing system
Emergency showers can go through extended periods of disuse, allowing for the growth of bacteria and other substances in the stagnant water in the supply passages. Water dispensed from such the...
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7240852 |
Drinking fountain with automatic stagnant water flushing system
Drinking fountains can go through extended periods of disuse, allowing for the growth of bacteria and other substances in the stagnant water in the supply passages. Water dispensed from such the...
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7217357 |
Oil filter for engines, transmissions or automatic transmissions
Oil filter for engines, transmissions or automatic transmissions, said oil filter being integrated in an oil pan, at least one bypass valve being arranged on the oil filter, the bypass valve...
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7178739 |
Automatic stagnant water flushing system
There are a number of water dispensing systems in the art that can go through periods of disuse, allowing for the growth of bacteria and other substances. Water dispensed from such devices can come...
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7175101 |
Thermostat mounting structure
A thermostat mounting structure capable of reliably positioning an embedded thermostat and ensuring high sealability. A coolant channel is formed in a casing. An embedding hole is formed in the...
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7165513 |
Multiway valve for a vehicle cooling/heating system
A multiway valve has a valve housing arrangement ( 2, 34 ), in which a valve chamber ( 8 ) is formed, at least three main valve connections ( 3, 4, 5, 6 ) leading to the valve chamber ( 8 ), and a...
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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...
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7108193 |
Integration of a thermostat in the recycling system of the vehicular exhaust gas recirculation (EGR) system
The invention relates to the control of the temperature of recirculated exhaust gas and oil, by means of the placement of a thermostat between an oil/water heat exchanger and a water/exhaust gas...
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7104461 |
Pipe temperature control valve
A control valve for preventing freezing in a pipe. A ball valve selectively biased against a valve seat is controlled by a bimetallic snap disk. The control valve is connected to one or more water...
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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...
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7086604 |
Gate arrangement
The gate arrangement 11 is provided in order to regulate coolant airflow in a path typically in a turbine blade 1 of a jet engine. The gate arrangement 11 includes a gate component 12 ...
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7070118 |
Vehicle cooling device
A vehicle cooling device for radiating the heat using a refrigerant includes a main valve for controlling a flow distribution of the refrigerant distributed to a radiator and to at least one of...
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7063268 |
Electro-active fluid cooling system
Embodiments of the invention provide one or more valves in which an electroactive material acts to open or close the valves to increase efficiency of a pump, which may be a pump that uses an...
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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...
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7000631 |
Apparatus for maintaining fluid temperature
An apparatus for maintaining water temperature comprised of an inlet, a mechanical temperature controlled shutoff valve, a check valve and an outlet. The shutoff valve and check valve are...
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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...
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6860432 |
Overtemperature safety cutoff device
A fluid flow shutoff device that eliminates exposure to scalding hot water. The device includes a housing with a first and second opening for allowing fluid flow from the first to the second...
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6857281 |
Expansion device for vapor compression system
A vapor compression system having a line for flowing heat transfer fluid, a compressor and a condenser both connected with the line. The vapor compression system also has an expansion device...
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6641304 |
Universal hose
A hose for carrying liquid, such as hot melt adhesive, within a predetermined elevated temperature range. The hose includes a tube or body portion which has an inlet end adapted to connect to a...
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6629645 |
Water mixing valve apparatus
A mixing valve apparatus including a mixing valve for mixing water from a cold water inlet and a hot water inlet and supplying the mixed water to a water outlet, the water inlets and outlets being...
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6616058 |
Valve
A valve comprises an assembly of elastomeric elements confined in a cylindrical space, with one end of the assembly engageable with a valve seat at one end of the cylindrical space. The valve is...
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6530529 |
Method and system for regulating hydraulic pressure in heavy equipment
The invention provides a method and system for regulating pressure equalization in hydraulic mechanisms. The system includes a main body, a thermal element positioned within the main body, a pin...
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6497372 |
Automatic temperature control valve
A valve body is provided with a valve chamber with a predetermined size having at both ends a fluid inlet and a fluid outlet, a coil spring mounted within the valve chamber of the valve body and...
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6450412 |
Temperature actuated flow restrictor
A thermostat valve 10 is provided for controlling gas flow to an infrared catalytic heater 26 . The thermostat valve includes a thermally responsive snap member 50, 64 positioned within a...
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6244516 |
Thermostat valve
Thermostat valves are disclosed for guiding the flow of coolant in an internal combustion engine, which includes three channels with a central valve chamber, the first channel including a first...
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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...
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6179099 |
Gas spring having an intermediate stop function and temperature compensation
A gas spring includes a cylinder containing a fluid at least part of which is a compressed gas. The cylinder receives a piston that is affixed to a piston rod and divides the cylinder into two...
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6079628 |
Self-contained temperature and pressure operated pinch valve
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6079441 |
Adjustable electronic position indicator apparatus
An apparatus for providing indication of valve position of a manual valve is disclosed for a valve having a rotary, operating assembly journaled in a housing, the operating assembly comprising a...
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