Matches 1 - 40 out of 40


Match Document Document Title
US20120060772 External Gas Controller For Tankless Water Heater  
This invention is directed to maintaining the output water temperature of a tankless water heater to a constant temperature regardless of changes in water flow rate and/or changes in the...
US20130152876 WATER HEATING SYSTEM  
A water heating system including a water container having a cold water inlet that connects to a water supply, a hot water outlet, a water heater outlet and a water heater inlet; an instantaneous...
US20140096726 PILOT BURNER SYSTEM FOR WATER HEATERS  
A tube disposed in the combustion chamber of a standing pilot type fuel-fired water heater is used to increase the overall efficiency of the water heater by improving the heat transfer from the...
US20100015559 Micro-Pilot For Gas Appliance  
A micro pilot for a gas hot water heater is provided. The micro pilot provides a flame that is substantially smaller than a typical pilot in a hot water heater during standby operation of the...
US20070186873 Pressure control isolation and flood preventative tank for a hot water based heating system  
The present invention provides a pressure control isolation tank for a closed loop heating system. A diaphragm within the tank separates heating system fluid from non-system fluid. The heating...
US20110271915 PORTABLE BOILER FOR A HOT MAT  
The present invention relates to a portable boiler for a hot mat, which comprises: a water reservoir, one side of which has an inlet pipe for introducing water circulating through the hot mat, and...
US20130014708 Gas Fired Modulating Water Heating Appliance With Dual Combustion Air Premix Blowers  
A water heating apparatus includes a burner having first and second zones. First and second blowers provide premixed fuel and air to the first and second zones, respectively. An automated control...
US20110114034 VENT PROVING SYSTEM  
A vent proving system is described for use with a gas fired appliance. The gas fired appliance includes a gas burner, a vent damper for selectively opening or closing an exhaust vent from the gas...
US20130247842 Oil-Fired Frac Water Heater  
The present invention overcomes many of the disadvantages of prior art mobile oil field heat exchange systems by providing an oil-fired heat exchange system. The present invention is a...
US20150096505 ON-DEMAND TANKLESS HIGH VOLUME CAPABLE WATER HEATING SYSTEM  
An on-demand high volume capable water heating system for supplying a total heating power at a high turndown ratio of at least about 33.3:1 and at a total flowrate of from about 0.6 GPM to about...
US20100116222 WATER HEATER  
At a time of starting of an operation, a controller determines whether the first operation was made after a power source being switched on in S1, and determines whether 5 minutes have passed after...
US20120234262 WATER HEATER HAVING BACKUP POWER SYSTEM  
A water heater includes a case, in which a hot source, a cold source, a thermoelectric cooling chip, and a power requiring unit are provided. The thermoelectric cooling chip has a close loop with...
US20140377712 Heating System  
Provided is a system that may be used to heat a storage tank. In example embodiments, the system may include a storage tank, a channel in the storage tank, a burner in the channel, and at least...
US20120024240 SYSTEM AND METHOD FOR REGULATING TEMPERATURE IN A HOT WATER HEATER  
A hot water heater, and method of regulating the same, which includes a PID control. The PID control is responsive to inputs such as water temperature in the hot water heater and the flow rate of...
US20080168954 Gas water heater having nitric oxide detector  
A gas water heater includes a piping disposed in a housing for receiving a fluid to be heated, a gas burner for receiving a gaseous fuel and for generating a heat to heat the fluid flowing through...
US20080216770 Water heating system  
A water heating system including a water container having a cold water inlet that connects to a water supply, a hot water outlet, a water heater outlet and a water heater inlet; an instantaneous...
US20150096504 CIRCULATING-TYPE HOT-WATER SUPPLY DEVICE  
A circulating-type hot-water supply device (1) is provided with a heat exchanger abnormality determining unit (62), which inhibits execution of a suitable temperature maintaining operation when...
US20120090559 ECONOMICALLY-OPERATED, DUAL-ENERGY HOT WATER SUPPLY SYSTEM AND METHOD OF OPERATING THE SAME  
An economically operated, dual-energy hot water supply system. The system includes a first heat source of a first type and a second heat source of a second type different than the first type. The...
US20070209605 Modular control and heater assembly  
The present invention involves a water heater and method of manufacturing the same. The water heater includes a tank assembly and a base assembly. The base assembly includes a heater assembly, a...
US20090308293 BOILER AND METHOD FOR CONTROLLING AIR AND FUEL RATIO USING AIR PRESSURE SENSOR  
Disclosed is an air-fuel ratio control boiler using a air pressure sensor and method for controlling the air-fuel ratio thereof. The boiler is comprised of a fan, the air pressure sensor, a air...
US20100095905 Gas Fired Modulating Water Heating Appliance With Dual Combustion Air Premix Blowers  
A water heating apparatus uses a low range blower assembly and a high range blower assembly, each providing a variable flow of premixed fuel and air to a burner assembly. Appropriate choice of the...
US20090308332 WATER HEATER WITH FORCED DRAFT AIR INLET  
A water heater includes an air intake assembly that includes a blower for providing primary and secondary air to a combustion chamber at pressures above atmospheric pressure. The primary air is...
US20130276722 Thermal Insulators for Providing a Thermal Break Between the Body and Flange Assembly of a Gas Water Heater Control  
According to various aspects, exemplary embodiments are disclosed in which thermal insulation is used to provide a thermal break and/or thermally insulative barrier generally between a body and...
US20080092826 Combustion Control Device  
The present invention relates to a combustion control device incorporated in an apparatus such as water heater and provides the combustion control device having an improved configuration with a...
US20090025654 Automatically controlled outdoor pelletized bio-fuel-burning hydronic heater  
A heating system has a heating unit with a combustion chamber for burning wood pellets or other pelletized fuel. The heating unit is controlled by a process control module that automatically keeps...
US20120240869 CONDENSING GAS APPLIANCE AND CONDENSATE TRAP THEREFOR  
A condensing fuel-fired appliance has a condensate trap that includes a trap body; a float; a flue gas inlet port for the introduction of flue gas into the interior region of the trap body; a...
US20090226854 COMBUSTION APPARATUS  
Provided is a combustion apparatus capable of preventing a heat loss from a combustion cabinet without deteriorating a combustion performance thereof. According to the present invention, a part of...
US20140144394 FRAC WATER HEATING SYSTEM AND METHOD FOR HYDRAULICALLY FRACTURING A WELL  
The present invention overcomes many of the disadvantages of prior art mobile oil field heat exchange systems by providing an improved frac water heating system. The present invention is a...
US20140144393 FRAC WATER HEATING SYSTEM AND METHOD FOR HYDRAULICALLY FRACTURING A WELL  
The present invention overcomes many of the disadvantages of prior art mobile oil field heat exchange systems by providing an improved frac water heating system. The present invention is a...
US20090139466 HOT WATER APPARATUS  
A hot water apparatus comprises a main body thereof connected to each of water distribution devices 31, 32, and 33 via plumbing 2 and a remote controller 20 for remotely controlling the main body...
US20080006225 Controlling jet momentum in process streams  
A gaseous process stream that can be directed into a workspace or toward a workpiece is formed by feeding fuel, oxidant and process material into a thermal nozzle. The fuel combusts in the thermal...
US20140116357 CONTROL APPARATUS FOR WATER HEATER  
The present invention becomes possible to employ a main microprocessor with a relatively lower number of input ports, whereby while maintaining the performance and function of a water heater, the...
US20130298848 GAS FLOW MODULATOR AND METHOD FOR REGULATING GAS FLOW  
A gas flow modulator for gas appliances has electronic control to regulate the flow of gas by means of a control mechanism. The control mechanism is situated transversely to the flow of gas. The...
US20140165927 PILOTLESS, UNPLUGGED COMBUSTION CONTROL SYSTEM  
A self-powered combustion control system having a burner and a fuel supply control valve connected with the burner. The fuel supply control valve includes ignition and hold solenoids arranged...
US20170010021 Combination Heat Exchanger and Burner  
It is common in heating systems, such as in a hot water heater for there to be a combustor with the exhaust gases from the combustor provided to a heat exchanger to heat up the water. Disclosed...
US20160265811 SYSTEMS AND METHODS FOR CONTROLLING GAS POWERED APPLIANCES  
A control system for controlling a gas powered water heater includes a thermoelectric generator to provide electrical power at a first voltage, a valve control system to selectively hold a main...
US20160161143 SYSTEM AND METHOD FOR CONTROL OF A FLUID HEATING APPARATUS  
A fluid heating apparatus for heating fluid on a fluid path may comprise a fluid pump, a fluid heater, a temperature sensor to sense fluid temperature and generate a temperature signal, and a...
US20160047547 WATER HEATING DEVICE AND METHOD FOR MEASURING A FLAME CURRENT IN A FLAME IN A WATER HEATING DEVICE  
The invention relates to a water heating device, comprising a burner (20) and a flame current measuring device (100) for measuring a flame current, which measuring device comprises two electrodes...
US20150362216 SYSTEMS AND METHODS FOR HEATING WATER USING BIOFUEL  
The present invention may be embodied as a biofuel heating system comprising a controller for operating a fan based on a load operating parameter such that air flows along a flow path extending...
US20150330664 Systems and methods for controlling gas powered appliances  
A control system for a gas powered appliance includes a power source to provide electrical power to control at least one electrically actuated gas valve, a valve control system to selectively...

Matches 1 - 40 out of 40