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8162002 |
Device for controlling the delivery of a combustible gas to a burner apparatus
A device for controlling the delivery of a combustible gas to a burner apparatus is provided including a main gas-delivery duct in which there is at least one servo-assisted diaphragm valve...
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8136517 |
Remote oven valve actuator
A gas cooking range includes a housing having an upper half section and a lower half section. A gas control valve is operable to control the flow of gas to a burner. The gas control valve is...
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7970494 |
Systems and methods for monitoring relief valve drain in hot water Heater
A system is disclosed that advantageously monitors a status of a relief valve coupled to a water heater or other pressure vessel. By monitoring the relief valve, the system can limit the energy and...
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7743780 |
Walker glide
The walker glide is a spherical attachment for removable installation over the lower end of a walker leg or other legged article. The glide is formed of a hollow, resilient ball and includes a...
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7703470 |
Safety switch of gas stove
A safety switch of a gas stove includes a main member including a cone valve chamber, a first chamber, a second chamber, an input tunnel, a first output tunnel and a second output tunnel connected...
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7654820 |
Control valves for heaters and fireplace devices
In certain embodiments, a control valve assembly for gas heaters and gas fireplace devices includes a housing. The housing can define an inlet for accepting fuel from a fuel source, a first outlet...
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7256344 |
Electrothermal device for ignition and flame detection in gas burners
A single thermoelectric device designed to operate both as an igniter and flame detector for gas burners is described. Ignition is performed via heating, by Joule effect, of a conductor which can...
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7252502 |
Method and system for combined standing pilot safety and temperature setting
The method and apparatus provides a controller (which might comprise a microprocessor) that can control gas flow to a pilot burner in fluid communication with a manual pilot valve and an automatic...
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7252109 |
Safety device for a lighting valve of a gas burner
A safety device (61) for a lighting valve (23) of a gas burner, comprising a starting button (36), a return spring (57), a cutoff shutter (42) controlled by the starting button (36), a control...
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7131462 |
Gas control valve assembly
A gas control valve assembly includes a valve seat, the valve seat having a gas inlet, first and second gas outlets, a gas passageway in communication between the gas inlet and the gas outlets, and...
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7073526 |
Connecting an electrical cut-off switch in a gas appliance
A gas control valve is provided for a gas appliance that includes an electrical cut-off (ECO) switch, and a thermocouple having an electrical terminal. The gas control valve includes a control...
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7047995 |
Gas valve switch structure of gas stove
A gas valve switch structure of a gas stove includes a top base, an aluminum plate, a sealing washer, two rubber washers, two fixing pieces, a female base, and a protective plate. The protective...
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6968853 |
Power operated gas valve for heating, with a safety valve
The motor-operated valve for regulating a gas flow is the lift type with a modulating valve cut-off member (11), coupled to a valve spindle (10,10a) sliding linearly along a central gas flow...
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6957657 |
Safety valve, in particular for cooking plate gas and related mounting method
The invention concerns a safety gas valve (1) provided with a safety closure (23) and an operating lever (12) for the closure. The lever (12) is mounted mobile in rotation about an axis L in a...
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6938634 |
Fuel control mechanism and associated method of use
A control device for regulating delivery of fuel and an associated method of use is disclosed. The control device includes an inlet, an electromagnetic safety valve, having a thermocouple...
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6932101 |
Solenoid valve assembly for controlling gas supply
A solenoid valve assembly for controlling gas supply and opening and closing gas supply with a regulation function generally includes a solenoid valve assembly having a housing, a diaphragm...
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6899118 |
Single coil two operator controller
A single coil, two operator controller for simultaneously actuating two spaced apart magnetically responsive operators has a bar extending between the spaced apart operators, and a coil on the bar,...
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6886581 |
Gas valve with a thermoelectric security device
This invention reveals an improved gas valve with a thermoelectric security device that has a shortened distance from the gas inlet to the front of an appliance, enabling the overall size of the...
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6786225 |
Three-stage relay control
A three-stage relay control is provided for regulating the flow of gas through, for example, gas valves. The relay control includes a control arm for providing three levels of gas flow and having...
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6769447 |
Gas control assembly
A gas control assembly for controlling supply of fuel gas to a gas burner. The assembly includes a housing having an elongate body with a longitudinally extending gas flow passage, an inlet into...
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6766820 |
Field adjustable pilot guard
An improved pilot guard for controlling the flow of gaseous fuel to both a pilot burner and a main burner, the pilot valve comprising a housing having an inlet port, a pilot port and a main burner...
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6748977 |
Valve
A valve (1) for supplying fuel gas to a gas appliance comprises a valve housing (2) having a valve chamber (3) extending therethrough. Fuel gas is supplied through an inlet port (5) to the valve...
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6672326 |
Valve unit for controlling the delivery of a combustible gas
A valve unit for controlling the delivery of a combustible gas through a gas path comprises a first valve seat in the gas path and a first closure means associated with the seat, a first actuator...
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6640802 |
Device for manual actuation of a gas distribution valve connected to a burner
The invention relates to an actuation device of a gas distribution valve connected to a burner provided with a control thermocouple of the flame presence, said valve (100) comprising: a gas inlet...
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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...
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6604540 |
Gas control valve in water heater
A gas control valve is provided with a unipolar overheat prevention terminal of which the connection structure is simplified in a magnetic circuit. In a flame-retention, storage type closed vessel...
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6598621 |
Magnetic drives
A magnetic device is formed from a permanent magnet (12, 14) generating magnetic flux, and an armature (10) which can occupy either a first air gap in which the flux is in one direction, or a...
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6536459 |
Control valve structure of a gas burner
A control valve structure of a gas burner includes a female base, a top base, and a coil base. The control panel energizes the coil base to generate a magnetic field, whereby the magnetic column is...
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6498495 |
Method and apparatus for testing fuel gas control systems for gas fired appliances
Disclosed herein are a methods for testing operability of a thermocouple device and operability of a safety valve solenoid and ECO fuse circuit all in a fuel gas control system for a gas fired...
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6364656 |
Gas burner
A gas burner includes a gas valve block having a gas input control part connected to a fuel gas source and a gas output control part connected to a flame tube and gas nozzle for producing an...
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6352428 |
Valve arrangement for controlling a gas fireplace
Valve arrangement (1,2) for automatically controlling the gas flow in the burner of a gas fireplace appliance, comprising a manual flow regulating tap (1) connected to the gas supply and provided...
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6322352 |
Gas burner system
A stove burner safety system has an electromagnetic valve and a manual gas cock controlling the gas flow to the burner and a spark plug adjacent the burner which receives a spark pulse from the...
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6263908 |
Slow opening gas valve
An improved slow opening gas valve providing for continuous gradual and smooth opening of the gas valve includes an expansible auxiliary chamber connected to an expansible control chamber by a...
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6234189 |
Gas valve with thermoelectric safety shutoff
A gas-valve assembly has a housing having an inlet port, an outlet port, and a passage extending between the ports and defining an axis, a valve plug rotatable about the axis in the housing in the...
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6213152 |
Safety gas valve arrangement for a cooking hob
Safety gas valve arrangement on a cooking hob provided with a main gas supply rail (5), a set of various burners and the same number of manually regulated taps (3) provided with a rotatory...
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6192913 |
Gas valve for pilotless gas burner
A control valve assembly for a pilotless gas burner in which the valve has a gas inlet port and a single gas outlet port. Interposed between the gas inlet port and the single gas outlet port is a...
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6082388 |
Control device for gas burners
The device comprises a safety valve with an actuator which can be armed manually, a regulation valve disposed in a duct downstream of the safety valve for supplying a main burner, a tapping duct...
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6065484 |
Burner and pilot valve safety control system
The invention is an improved pilot valve for controlling the flow of gaseous fuel to both a pilot burner and a main burner, the pilot valve comprising a housing having an inlet part, a pilot port...
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5979484 |
Safety and regulation valve unit for a gas installation particularly a heating installation
A safety and regulation valve unit for a gas installation, particularly a heating installation, comprises a duct through which the fuel can flow between an inlet and at least one outlet. An on-off...
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5967766 |
Heater control system and methods of making
A heater control system, parts therefor, and methods of making them are disclosed. The heater control system includes a fuel control unit having a thermocouple operated unit in the housing thereof,...
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5941699 |
Shutoff system for gas fired appliances
Shutoff system for a gas fired appliance includes a shutoff for increased carbon monoxide concentration. A proximity sensor is associated with a thermocouple and conventional solenoid shutoff...
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5809990 |
Cooking range with automatic gas burner ignition
A cooking range, especially useful in commercial environments, wherein an automatic ignition gas burner is mounted thereon. The range includes an input valve connected to a gas fired burner...
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5718256 |
Burner controller assembly
A burner controller for safe operation of a furnace has a an electromechanical latch for holding first and second fuel valves open responsive to an enable signal. The latch comprises an armature...
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5622200 |
Thermo-electric safety igniter with reignition lock
The invention takes as a basis the problem of developing a thermo-electric safety igniter with a reignition lock on a gas valve combination which is suitable for using a rotary slide as main valve...
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5484103 |
Control device and method of making the same
A control device and method of making the same are provided, the control device having an axially movable shaft for moving a movable valve into its latching position with an electromagnetic unit...
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5280802 |
Gas appliance detection apparatus
A first and second sensor and alarm member is mounted relative to a gas appliance, and more particularly to the diverter housing and adjacent a lower portion of the gas appliance for detection of...
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5203688 |
Safe gas control valve for use with standing pilot
A fuel gas control valve capable of internationally acceptable operation, including a main valve operable in an on-off mode by an electromagnetic actuator that receives a signal from a conventional...
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5193993 |
Safe gas valve
A gas valve having a main valve closure member whose position is controlled both by a pivoting lever arrangement and a thermostatically controlled solenoid. The closure member is biased toward the...
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5094259 |
Automatic shut-off safety device for gas stove
An automatic shut-off device for a gas stove, and more particularly, a safety valve control device that can be retrofitted between the gas inlet pipe and the catch base of the stove. The device...
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5044390 |
Cam operated fuel valve
A fuel control valve is provided between a fuel source and a burner. The main valve is supported in a housing on a lever in a biased open position and is operated by a manual actuator through a cam...
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