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8167217 |
Rapid-response thermostatic element as well as a cartridge and valve that are equipped with this element
A thermostatic element includes a metal cup that contains a material, which can expand and contract according to variation in its temperature, and is provided on an inside thereof with an insert...
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8141790 |
Thermal bypass valve with pressure relief capability
A by-pass valve for a heat exchanger circuit that includes a cooler has a chamber and ports for flow of fluid into and out of this chamber. A thermally sensitive actuator is mounted in the chamber...
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7971797 |
Thermostat valve
A thermostatic valve comprising a valve head and a flat, annular, elastomeric sealing element at the valve head, a valve spring mechanically biasing the valve member against a valve seat and a...
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7909262 |
Pressure relieved thermal regulator for air conditioning application
According to one embodiment of the invention, a control valve for regulating temperature comprises a conduit, a fluid limiter, a restoring actuator, an opening actuator, and a restoring actuator...
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7886987 |
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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7845574 |
Cartridge for a mixer faucet, faucet comprising a cartridge of this type, and thermostatic assembly to be fitted together with this cartridge
The cartridge comprises two ceramic disks (20, 24) for regulating the temperature and flow of a mixture (M) of two entering fluids. In order to ensure that the temperature of the mixture remains...
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7845575 |
Temperature-actuated valve assembly
A temperature-actuated valve assembly is provided, which includes a valve assembly housing having a main flow passage and a control flow passage. A pneumatically-actuated valve is fluidly coupled...
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7775450 |
Thermostatic mixing valve for vertical mounting upon a horizontal bathtub deck
An adjustable height housing enables a thermostatic mixing valve (TMV) with a dial permitting manual control of bathtub shower water temperature to be vertically mounted in a horizontal bathtub...
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7621461 |
System and method for regulating heat transfer on a fluid by regulating the flow of the fluid
According to one embodiment of the invention, a system for regulating a temperature of a fluid through a conduit comprises a conduit, a moveable obstruction, an actuator, and a pressure generator....
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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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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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6530391 |
Temperature activated valve
A temperature and pressure sensitive valve is disclosed herein. The valve has a valve piston for regulating flow through the valve, a valve piston guide for directing movement of the piston, the...
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6374848 |
Automatic mechanism for cut-off and drainage of under low-freezing ambient temperature conditions
An automatic mechanism is provided for cutting-off water flow to a plumbing system of a house, an apartment, a business or the like, while at the same time draining water/plumbing systems when...
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6029648 |
Outside wood-burning furnace
A natural draft furnace has a firebox inside a water box with fire tubes containing water running through the firebox, flues from the firebox running through the water box, a front/fire door of...
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5931377 |
Air conditioning system for a vehicle incorporating therein a block type expansion valve
A block type expansion valve for use in a vehicular air conditioning system has a dampening spring to dampen movements of a diaphragm within a diaphragm chamber. The dampening spring is fixed to an...
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5779142 |
Method for achieving a specific temperature behavior of adjusting elements operating in dependence on temperature and an adjusting element operating in dependence on temperature
A method for achieving a specific temperature behavior of adjusting elements, operating in dependence on temperature, of valves or thermostatic apparatus is disclosed, and also an adjusting...
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5692535 |
Icing preventer with temperature adjustment washer
Apparatus for automatically opening an orifice to allow flow when ambient temperature drops below a predetermined level, such as the freezing point of water. The apparatus is for connection to a...
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5692388 |
Thermostat sensing tube with plastic spiral-cut insulator/protector
A thermostat assembly for a room air-conditioning unit includes a sensing tube and a thermoplastic protective tube extending over the sensing tube. The protective tube has a spiral-shaped gap which...
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5413277 |
Liquid-filled thermostatic system
A thermostat system includes a liquid-filled activating device (1), and an operating device (3) which is connected to the activating device by a capillary line (4) and which is adapted to control a...
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5148684 |
Injection valve for a refrigeration system
This control valve (10) can be used for reducing the temperature of the discharge gas in the compressor (100) of a refrigeration system. The valve (10) includes a body (12) having inlet and outlet...
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5143286 |
Thermostatic valve
A thermostat top part is mounted to a valve housing for rotation relative thereto and is axially removably secured thereto. The thermostat top part has a retaining ring surrounding and rotatable...
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5095943 |
Flow path switching apparatus in steam trap
A flow path switching apparatus in an automatic regulating valve includes a base having a fluid inlet and a fluid outlet which are connected to pipes, and an automatic regulating valve portion...
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5044551 |
Thermo bulb for use with the thermostatic expansion valve
A thermo bulb for use with a thermostatic expansion valve, includes a temperature sensing cylinder connected to a power element of a valve unit of the thermostatic expansion valve, a thermal...
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4832070 |
Flame failure devices
The invention provides a flame failure device in which the reservoir exposed to the flame is charged with air and is communicated via a capillary tube to displace a membrane and hold the main valve...
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4829981 |
Portable warming apparatus for a cup
A portable apparatus for warming a cup and its contents has a fuel reservoir connected through a valve controlled by a snap switch to a combustion cage. A thermocouple under the combustion cage...
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4821517 |
Actuator for producing a displacement movement on a set temperature being reached
An actuator comprises an impervious deformable bladder containing a fluid whose boiling temperature is equal to a set cut-in temperature. On reaching that temperature, the fluid within the bladder...
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4781325 |
Thermostatic valve with trap repair cartridge
A thermostatic valve such as a steam trap, incorporates a cup shaped trap repair cartridge having the lower end of an annular intermediate valve body of cast metal threaded into an upwardly open,...
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4778105 |
Control device
A control device is disclosed comprising a supporting housing assembly, a controller switch fixed to the housing, an expansible chamber actuator supported by the housing for actuating the switch, a...
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4681088 |
Freeze protection valve for solar heaters
An automatic freeze protection valve apparatus for solar heaters is provided with a remote sensing element, remote from the valve itself and which operates in a non-modulating fashion. The valve...
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4634048 |
Low-profile encapsulated diaphragm valve for the thermal control of condensate water drainage
The invention relates to a volatile-liquid-filled, encapsulated diaphragm valve for the thermal control of condensate water drains. The capsule consists of two unhardened turnings which are welded...
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4557252 |
Freeze protection valve and system
The present invention is a device for a solar heating system having a solar collector, a storage tank connected to the solar collector, a pump for circulating liquid from the tank to the solar...
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4518003 |
Pressure responsive cap for gas appliances
The invention relates to a pressure responsive assembly for controlling the supply of gas to a gas appliance. A pressure responsive device includes a sealed air bulb positioned to monitor the pilot...
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4508262 |
Thermostat attachment for a valve
The invention relates to a thermostatic valve assembly of the type in which the working element containing the vapor-liquid filling is housed in the temperature setting control knob. A threaded...
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4507922 |
Thermostatic assembly
An assembly having a heat expansible fluid therein and capable of expanding and contracting in response to temperature changes between predetermined limits with a first member having a front...
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4469118 |
Icing preventor
Apparatus for connection to an outdoor water line carrying water at a selected pressure, for producing a selected low flow rate of water from the water line when the outdoor temperature drops below...
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4322055 |
Minute flow regulating valve
A regulating valve capable of precisely controlling minute amounts of gaseous or liquid fluids following an electronic, pneumatic or manual command wherein the fluid is throttled between parallel...
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4290553 |
Rotary knob for thermostatic valves of radiators
The invention relates to a manually setable, knob-type thermostatic control assembly for radiator valves. The knob normally has a fixed or usual setting to provide a desired temperature for a room....
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4276354 |
Steam traps or the like
The disclosure relates to a housing in which any one of a plurality of steam trap valve assemblies may be installed and which may be machined to accommodate a plurality of different inlet and...
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4214698 |
Arrangement for control of the temperature of heat radiators in a co-tube system
A heat control system for a discontinuously operated heat radiator of the co-tube type is disclosed. A thermostat located away from the radiator controls the opening and closing means of an inlet...
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4180208 |
Temperature limiting shower control valve
A valve for limiting the temperature of water flowing to a shower head, including a poppet valve member moveable into sealing engagement with a seat in response to the operation of an expansible...
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4171768 |
Thermostat unit for central heating radiators
An individual thermostat unit for the valve housing of a central heating radiator replaces the conventional radiator valve mechanism and affords a simplified mounting without the need for...
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4161278 |
Thermally-controlled valve for a steam trap
A thermally-controlled valve for a steam trap and the like, includes a thermally-controlled element including generally plate-like outer and inner wall portions and a generally plate-like,...
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4108370 |
Fuel control system having by-pass means and parts therefor and the like
A fuel control system having a temperature responsive control device for thermostatically controlling the flow of fuel from a source thereof to a burner and having an adjustable by-pass means...
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4037784 |
Steam trap
A steam trap allowing the escape of condensate from a working fluid of steam comprises an escape valve mounted in a chamber in which the working fluid flows. The escape valve includes a valve seat...
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4025041 |
Safety valve
A heating system employs a thermostat fuel control device and a safety fuel control device, such as a safety valve retained against a closing bias wherein a bulb contains an expandable fluid for...
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4016804 |
Thermostatic control unit for radiator valves
The invention relates to a thermostatic control unit for radiator valves, this unit being of the type which has an adjustable bellows. The bellows is adjusted only during initial calibration of the...
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4013220 |
Back-pressure-resistant vapor trap for condensate discharge
In addition to a deformable disk membrane with a valve seat on a portion of a flange immediately surrounding a discharge opening, there is provided a similarly deformable annular disk membrane on a...
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3968787 |
Controlled vapor chamber cooking device
A vapor chamber cooking device is disclosed wherein a capillary wick is disposed along the bottom surface of a sealed vapor chamber, the top wall of which provides a cooking surface. A plurality of...
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3954384 |
Burner system
A burner system employs a fuel control which supplies fuel flow to a pilot burner and a main burner and which energizes an electric igniter adjacent the pilot burner for igniting the pilot burner....
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3950959 |
Device for transferring liquified gas
A device for controlling the transfer of liquefied gas from a storage tank to a consumer apparatus or circuit, comprises a closing valve placed in the transfer circuit linking the storage tank and...
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