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Document Title |
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7661469 |
Synchronized thermal management method
A method of cooling a plurality of devices operated in parallel and heated by relatively long duration pulses using a single coolant flow channel to the devices in series that transports the heat...
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5697551 |
Heating system of the type for apartments or offices in buildings
A water heating system for a number of apartments or offices 10 each having a water store 15 for receiving hot water from a common boiler 12. The system includes a temperature sensor S2 for sensing...
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5622221 |
Integrated zoning circulator with priority controller
An integrated zoning circulator includes a priority controller, integral with the zoning circulator, for determining the priority given to the circulator in an individual zone of a multi-zone...
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5507153 |
Electric motor vehicle
The electric motor vehicle of this invention is an electric motor vehicle which is provided with a drive motor (13) driven by electric power from a storage battery (11), an air conditioner (1), and...
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5209398 |
Model-based thermobalance with feedback
A temperature control system and method for maintaining the temperature of air within an air pressure controlled enclosure at a desired temperature. The system uses an energy flow model to...
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4690324 |
Oil burner control for hydronic system
An integrated oil burner control and hydronic limit control arrangement is disclosed. A single transformer energizes the oil burner control and all of the equipment necessary to both operate an oil...
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4629116 |
Power saving thermal carrier circulating pump particularly for heat pump heating systems
An electric-motor-driven circulating pump for heating systems reduces power consumption of the motor, whereby the reduction ensues by means of periodic interruption of a line feed by means of...
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4576332 |
Heating installation with heat pump
The invention relates to a heating installation of the type having a heat pump, radiators having valves, and a control device having a desired value generator for controlling the upstream...
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4553695 |
Automatic damper means for air ducts
In dwellings having a multiplicity of rooms that are warmed or cooled by a central heating/cooling device, automatic damper means are incorporated in each duct that transports the heating/cooling...
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4518116 |
Automatic damper operator
A motorized, automatic mechanism for installation in an air register damper housing attachable to damper blades for the purpose of converting said blades from a manual mode of operation to an...
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4515306 |
Four-terminal zone thermostat
A manually and automatically operable four-terminal zone thermostat for use with automatic damper means when thermostatic means are required to operate fuel control means of a heating/cooling...
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4506825 |
Solenoid operated damper blades
Solenoid motor means for operating a multiple blade damper device; said blades being pivotally mounted in a common housing; said housing being constructed to reside in an open ended duct boot that...
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4483479 |
Rationed heat control system
A rationed heat control system with aquastat and circulator remote pushbutton activation for maintaining heat losses at minimum levels during periods of non-use while providing full heat capacity...
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4474325 |
Control circuit for heating system
A control circuit for a heating system having a gas burner assembly, a heat absorbing coil, a heat releasing coil, a circulating pump for pumping a hydronic fluid between the two coils, and an air...
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4446912 |
Selected segment heating or cooling system
A selected segment heating system including: means for heating a fluid; conduit means for conducting the fluid from the outlet to the return inlet of the means for heating through a plurality of...
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4433810 |
Hot water heating system
In contrast to reducing the temperature of the heat exchange medium or water so as to conserve on fuel consumption in response to an externally located thermostat or the like upon the occurence of...
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4417687 |
Multi-blade automatic air register damper
An automatically controlled multi-blade damper device for use in air registers installed over furnace duct boots terminating in recesses of floors, ceilings, or walls of dwellings; said boots being...
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4413774 |
Direct drive air register damper
The present invention is concerned with an improved automatic, direction drive damper device constructed for installation over the terminal openings of furnace duct boots residing within room...
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4401260 |
Self-operated air register damper
A self-operating damper device constructed to be installed in open ended furnace duct boots which terminate in room registers, said device operating in parallel with multiple units as part of a...
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4394958 |
Air flow and condition responsive damper
Apparatus for controlling the air flow from a register of a forced air heating system. The apparatus includes walls forming a housing or cover that is adapted to be fastened to and enclose an air...
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4365742 |
Heating system
A heating system includes a water heating solid fuel stove operated in conjunction with a gas or oil fired hot water furnace. The two are connected in parallel and furnish heat to at least one...
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4364512 |
Zone heat control
Each heating zone in a structure includes a thermostat controlling a valve feeding one or more heat delivering devices in a heat controlled zone in a structure. A controller periodically attempts...
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4360003 |
Wood burning hot water heater
A heating device for supplying hot water to home heating systems and hot water faucet outlets in the home includes a combustion chamber which is adapted to burn wood fuel for supplying the...
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4337891 |
Electric control device for a central heating boiler
An electric control device for a central heating boiler which is provided with a water pump or an air ventilator (6), a burner with an electrically operated shut-off valve (5) and an electric...
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4298165 |
Controls for heating system
Apparatus for use in a heating system wherein an enclosed region is heated by hot water flowing through a heat exchanger disposed in the region, the hot water being supplied from a boiler heated by...
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4279381 |
Method for uniformly heating a multi-level building
A method is disclosed for uniformly regulating and controlling the temperature in a multi-level building utilizing a common heat source. Only a single thermostat is required. The thermostat is...
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4230267 |
Heating system for building structures
An improved heating system for a building structure is described. The improved system utilizes heat generated by an enclosed natural fuel burning device such as an auxiliary furnace as a...
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4153199 |
Fireplace heating system
A closed heating system for a building particularly adapted to be installed in a conventional fireplace for supplementing the heat generated by a conventional forced air heating unit. The heating...
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3948438 |
Thermostat system
The disclosure describes an improved thermostat for a heating or cooling system which is capable of accurately controlling the duration of the cycle periods of the system. The improved thermostat...
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3921899 |
Electronic furnace control system
An electronic furnace control system for forced air gas or oil fired furnaces includes an operating relay circuit for the furnace fan which is operated by a variable timing circuit shortly after...
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3549088 |
ELECTROTHERMAL FURNACE CONTROL
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3523643 |
TEMPERATURE CONTROL SYSTEM WITH RECYCLING HIGH LIMIT
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3493174 |
FORCED AIR TEMPERATURE CONTROL SYSTEMS
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3489345 |
HEATER CONTROL
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3489346 |
FURNACE EMERGENCY CONTROL
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3486693 |
GAS FLOW CONTROL SYSTEM
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3454078 |
CONTROL FOR BLOWER MOTOR OF FURNACE AND AIR CONDITIONER
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3367408 |
Air conditioning apparatus including motor speed control means therein
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3317136 |
Thermostatic gas flow control means
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3292854 |
Heat-storage system
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3289934 |
Warm air heating system control
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3255954 |
Positive displacement compressors
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3223325 |
Domestic heating system
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3214099 |
Multiple zone heating system
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3206120 |
Zone temperature control apparatus with shifting authority
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3175552 |
Air heating fireplace
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3171595 |
Controls for air heating systems
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3154247 |
Control apparatus
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3144991 |
Hot water heating system having a wide range temperature equalizer control
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3140372 |
Spring-clip mounted manually operable means for modifying the action of an automatic control device
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