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Class Information
Number: 237/2B
Name: Heating systems > Automatic control > Heat source is a reverse cycle refrigerating system or heat pump
Description:










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8657207 Hot water circulation system associated with heat pump and method for controlling the same Feb. 25, 2014
8607855 Cooling system for a motor vehicle Dec. 17, 2013
8572865 Apparatus and method for using a hybrid dryer tub for airflow improvement Nov. 5, 2013
8424776 Integrated vehicle HVAC system Apr. 23, 2013
8371512 Electrical or hybrid motor vehicle with thermal conditioning system upgrading low-level sources Feb. 12, 2013
8365686 Malfunction detection device for hot water supplier Feb. 5, 2013
8333330 Systems and methods for controlling temperature and pressure of fluids Dec. 18, 2012
8245948 Co-generation and control method of the same Aug. 21, 2012
8224495 Control of power generation system having thermal energy and thermodynamic engine components Jul. 17, 2012
8056825 Heating tank and hot water storage tank Nov. 15, 2011
8011598 SOFC power system with A/C system and heat pump for stationary and transportation applications Sep. 6, 2011
7996182 Water heater monitor/diagnostic display apparatus Aug. 9, 2011
7823799 Heat-pump-type water heater Nov. 2, 2010
7818095 Water heater monitor/diagnostic display apparatus Oct. 19, 2010
7793711 Vehicle air conditioner Sep. 14, 2010
7669647 Air conditioning apparatus Mar. 2, 2010
7575001 Solar and heat pump powered electric forced hot air hydronic furnace Aug. 18, 2009
7530390 Air conditioner for a motor vehicle May. 12, 2009
7520320 Automotive air conditioning system Apr. 21, 2009
7487821 Fireplace augmented chimney heat exchange system Feb. 10, 2009
7380588 Heat pump control system and method of operating to provide automatic backup heating modes Jun. 3, 2008
7296426 Interactive control system for an HVAC system Nov. 20, 2007
7234646 Heat pump hot-water supply system Jun. 26, 2007
RE39625 Boosted air source heat pump May. 15, 2007
7207379 Automotive air conditioning system Apr. 24, 2007
7191610 Energy collecting system and method of operating the same Mar. 20, 2007
7182129 Device for heating and/or air-conditioning the passenger compartment of a motor vehicle Feb. 27, 2007
7174735 Energy collecting system and method of operating the same Feb. 13, 2007
7155922 Energy efficient heat pump systems for water heating and air conditioning Jan. 2, 2007
7140427 Vehicle air conditioner with defrosting operation in exterior heat exchanger Nov. 28, 2006
7066729 Gas powered heat delivery system Jun. 27, 2006
7063137 Heat pump with secondary loop air-conditioning system Jun. 20, 2006
7055590 Air conditioning apparatus for vehicle Jun. 6, 2006
7048044 Heat control system May. 23, 2006
7028767 Vehicle air conditioner with hot-gas heater cycle Apr. 18, 2006
7024877 Water heating system Apr. 11, 2006
7021073 Heat pump hot water supply system of hot water storage type Apr. 4, 2006
6990830 System and method for supplying consumers with heat energy or with cooling energy Jan. 31, 2006
6962150 Pool heating system Nov. 8, 2005
6935421 Vehicle air conditioner with ejector refrigerant cycle Aug. 30, 2005
6920922 Vehicle air conditioner with vapor-compression refrigerant cycle Jul. 26, 2005
6913067 Vehicle conditioning system Jul. 5, 2005
6886626 Chimney heat exchange system May. 3, 2005
6874693 Method and apparatus for controlling a multi-source heating system Apr. 5, 2005
6874694 Heat pump hot-water supply system Apr. 5, 2005
6843425 Air conditioner and method for controlling the same Jan. 18, 2005
6837443 Heat pump hot-water supply system Jan. 4, 2005
6810952 Vehicle air-conditioning device including a multi-purpose heat exchanger Nov. 2, 2004
6808119 Heat pump air conditioning system comprising additional heater and method for operating the same Oct. 26, 2004
6775999 Solar reflector for heat pump evaporator Aug. 17, 2004

1 2 3 4 5 6 7 8










 
 
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