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| Number | Title | Issue Date |
| 8118239 | Potable water heater A water heater for heating potable water used in a boat or vehicle. Exhaust heated by the burner of the water heater is discharged from the burner and is conveyed through an exhaust duct which extends through a water jacket surrounding the burner and which water jac... | 02/21/2012 |
| 8113440 | Vehicle supplemental heating system including spool valve manifold Disclosed herein is an exemplary supplemental heating system including a liquid heat generator having a hydrodynamic chamber for selectively heating a fluid. The supplemental heating system further includes a manifold having an inlet passage fluidly connectable to a... | 02/14/2012 |
| 8052066 | Heating control system for vehicle A hybrid vehicle can be driven using both of respective driving forces from an engine and a motor. A heating mechanism of an air conditioning apparatus uses thermal energy from cooling water of the engine to heat the interior of a passenger compartment. An ECU takes... | 11/08/2011 |
| 8047451 | Windshield heat and clean A washer fluid heater apparatus in embodiments of the invention may include one or more of the following features: (a) a heat exchanger having a washer fluid inlet to allow washer fluid to enter the heat exchanger and a washer fluid outlet to allow the washer fluid ... | 11/01/2011 |
| 8016206 | Vehicle air conditioning system and automobile having the vehicle air conditioning system An air conditioning system for automobile having a heater core capable of heating the interior in good efficiency is to be provided. Such a heater core is supplied with the coolant having bubbles removed, and thereby the efficiency of heat exchange is enhanced and t... | 09/13/2011 |
| 7971799 | Heating assembly for a heating, ventilating and/or air conditioning installation for a vehicle cabin The invention is directed to a heating assembly comprising, in combination, a main radiator (1) for fluid flow and an electric radiator. The latter is disposed on one face of the main radiator (1) defining its general plane, and consists of a plurality... | 07/05/2011 |
| 7823798 | Method and device for heating a motor vehicle cabin The invention relates to a method of heating a motor vehicle cabin by means of a circuit (20) for circulating a cooling fluid for cooling an engine (10) and including a pump (23), an air heater unit (22), and a heat exchanger (21) ... | 11/02/2010 |
| 7793856 | No-idle heating of a motor vehicle interior and engine pre-heat using engine coolant When a truck engine (12) is not running, an auxiliary coolant heater (32) can heat engine coolant and pump it through an occupant compartment heater (16). A coolant flow control system (10), including a valve assembly (84), associa... | 09/14/2010 |
| 7766247 | Combination diesel/electric heating appliance systems A diesel/electric appliance for heating coolant within an auxiliary heater circuit and for heating potable water within a potable water circuit. The appliance includes a diesel powered auxiliary heater and a coolant jacket surrounding the burner of the auxiliary hea... | 08/03/2010 |
| 7735744 | Control of coolant flow rate for vehicle heating A method and apparatus for automatically adjusting the flow rate of engine coolant through a heater core in an automobile by automatically determining a temperature difference between the temperature of coolant at a first flow rate before it enters a heater core and... | 06/15/2010 |
| 7523873 | Heating system A closed heating system drawing external power from a small electric generator. The heating system contains a hydraulic fluid drawn through restrictors and pumped through a heat transfer means attached to a means for circulating a heated fluid through a household. | 04/28/2009 |
| 7401742 | Fluid circulation apparatus for temporary heating A temporary heating apparatus comprises a portable heat exchanger which transfers heat from a hot fluid circulating in a primary circulation loop thereof to a heated liquid circulating in a secondary circulation loop thereof. The heat exchanger is connectable to a h... | 07/22/2008 |
| 7380728 | Heating device for motor vehicles The invention relates to a heating device for motor vehicles with an internal combustion engine and a coolant circuit. The heating device (1) comprises a heat-generation compartment (2) with a cooling jacket (6) around which a coolant flows, and... | 06/03/2008 |
| 7328852 | Method and device for estimating the air discharge temperature of a heat exchanger The invention relates to a method for estimating a heater-core air discharge temperature of an HVAC system. According to the invention, the method uses a model of the heat exchanger. This heat exchanger efficiency model maps a heat exchanger efficiency to a set of a... | 02/12/2008 |
| 7284710 | Heating system A heat management system is capable of managing unlimited hydronic heat sources and unlimited heating zones, each located within a desired area and each controlled by temperature sensors. The system uses plural system heating sources to heat a heating solution (pref... | 10/23/2007 |
| 7051947 | Heat generator for a motor vehicle A heat generator for a motor vehicle comprises a rotor (1), a stator (13) in which the rotor (1) induces by rotation electrical currents that generate heat in the stator (13), and a coolant duct (16) adjacent to the stator (13 | 05/30/2006 |
| 7036746 | Potable water heater and method of using same A hot water heating system for use in a boat or vehicle which utilises the engine of the vehicle or boat, an AC power source or a fuel powered heater to heat a living area and to heat potable water. Each of the power sources can be utilised independently or in combi... | 05/02/2006 |
| 7028915 | Layover heating system for a locomotive A layover heating system (89) for a locomotive is provided. The layover heating system (89) is adapted to be used in conjunction with a conventional locomotive cooling systems. The layover heating system (89) includes a water tank and pump (9... | 04/18/2006 |
| 7007856 | Extended engine off passenger climate control system and method An extended engine off passenger climate control system utilizes an advanced temperature control module in combination with modifications to the conventional heating/ventilation/air conditioning (HVAC) system to provide occupants in the passenger cabin of a hybrid e... | 03/07/2006 |
| 7007857 | Compact vehicle heating apparatus and method A compact vehicle heating system and method is provided which includes mechanisms to selectively shut down heating systems. For example, when domestic hot water is required, space heating and engine preheating systems can be shut down in order to provide priority he... | 03/07/2006 |
| 6896191 | Heating device suitable for motor vehicles The invention relates to a heating device, in particular for motor vehicles, for generating frictional heat by liquid friction with a housing which is arranged in a stationary position and has a working space and a motor-driven rotor in the working space. ... | 05/24/2005 |
| 6880762 | Heater for a motor air conditioning system comprising at least one heat pipe The heater (30) is designed for a motor vehicle air conditioning system (10) and has at least one heat exchanger tube (58) which produces a heat conducting connection (54) between a heat generating means (52) and at least one heat ... | 04/19/2005 |
| 6871790 | Heating system for a vehicle A heating system for a vehicle includes a reformer arrangement for producing hydrogen from a hydrocarbon/mixed material mixture, a burner arrangement for reception of hydrogen produced in the reformer arrangement and combustion thereof, and a heat exchanger arrangem... | 03/29/2005 |
| 6843426 | Automobile radiant heating apparatus The present invention provides a heating apparatus for providing radiant heat to a passenger compartment of a vehicle. Heated fluid is transported from a heat source positioned outside of the passenger compartment. A supply manifold selectively dispenses heated flui... | 01/18/2005 |
| 6769623 | Automotive internal combustion engine cooling system A cooling system comprising a cooling water circuit 3a in which cooling water of an engine 1 circulates in a radiator 5, a hot water circuit 3c in which hot water circulates in a heater core 11, an air mixing door ... | 08/03/2004 |
| 6732941 | Air conditioner for vehicle An air conditioner for a vehicle having a passenger compartment has an electric-powered hot water pump in addition to a mechanical hot water pump driven by an engine mounted on the vehicle. The electric-powered hot water pump is activated while the engine is stopped... | 05/11/2004 |
| 6732942 | Heating, venting, and air conditioning system for providing supplemental heat in a vehicle A heating, venting, and air conditioning system utilizes a reformer to provide supplemental heat to a passenger compartment and to improve start-up emissions of an engine of a vehicle or power system. A pump circulates a fluid through the engine and throughout the s... | 05/11/2004 |
| 6702008 | Air conditioner for vehicle and air conditioning unit driving apparatus There are provided an air mixing door, a plurality of outlets for blowing air into respective portions in a vehicle compartment, outlet mode doors for switching a outlet mode by closing and opening the plurality of outlets, and one motor actuator for driv... | 03/09/2004 |
| 6679434 | Vehicle air conditioner with flow area adjustment of fluid in heating heat exchanger In a vehicle air conditioner, a flow control member is disposed in an inlet tank of a heating heat exchanger for heating air to be blown into a passenger compartment using a fluid as a heating source. In the heating heat exchanger, a ratio between a first... | 01/20/2004 |
| 6659167 | Door mechanism of automotive air conditioning device A mix door (5) is arranged in air passages (10, 11) of an automotive air conditioning device. The mix door (5) is arranged to extend in a direction to shut an air flow blown from the upstream air passage (10) and swelled in a downstream direction with a p... | 12/09/2003 |
| 6644559 | Vehicle air conditioner with foot air-outlet structure In a vehicle air conditioner, a heater core is disposed in an air conditioning case to heat air so that conditioned air is obtained. The air conditioning case has a rear wall surface extending substantially in a vehicle width direction and in a vertical d... | 11/11/2003 |
| 6640570 | Vehicle air conditioner with heat pump refrigerant cycle In a vehicle air conditioner, an interior heat exchanger of a heat pump refrigerant cycle is disposed in an air conditioning case to heat and cool air passing therethrough. The air conditioning case has therein a bypass passage through which air flows to ... | 11/04/2003 |
| 6640889 | Dual loop heat and air conditioning system A vehicle heating and cooling system having a first coolant loop selectively connecting an engine cooling system with a heater core or a first coolant/refrigerant heat exchanger, a second coolant loop connecting a second coolant/refrigerant heat exchanger... | 11/04/2003 |
| 6638031 | Heating system for motor vehicles including multi-function pump with axially displaceable impeller The invention relates to a heating system, particularly for motor vehicles, in which a heat exchange arrangement operating in the manner of a heating member can be thermally coupled by means of a hydraulic heat transfer circuit, particularly a water circu... | 10/28/2003 |
| 6622787 | Air conditioner for a vehicle A defroster/face cool air passage for introducing cooled air from an evaporator to a defroster opening portion and a face opening portion by bypassing a heater core, and a foot cool air passage for introducing cooled air from the evaporator to a foot open... | 09/23/2003 |
| 6616059 | Hybrid vehicle powertrain thermal management system and method for cabin heating and engine warm up A powertrain thermal management system for a hybrid vehicle having provisions for passenger cabin heating and engine warm up.... | 09/09/2003 |
| 6616060 | Flexible film cartridge with balanced effort An HVAC system including a housing, an evaporator assembly, a heater core assembly, an air inlet assembly, a fan assembly, and a film valve assembly including first and second rollers, wherein each roller includes a biasing member with a constant force ur... | 09/09/2003 |
| 6612504 | Dual heat exchange mode water heating system for boats A heating system is provided for heating fresh water on boats, marine vessels and the like. The boat's water supply is connected to a hot water tank, which in turn is in fluid communication with a heat exchanger. The coolant line for a boat engine passes ... | 09/02/2003 |
| 6607029 | Heating and ventilating apparatus for a motor vehicle with selective control in different zones of the cabin A motor vehicle cabin has four seat positions and a heating and ventilating apparatus which includes means for producing hot and cold air streams, temperature control means, air distribution ducts having outlets at different points in the cabin at each se... | 08/19/2003 |
| 6607142 | Electric coolant pump control strategy for hybrid electric vehicles This invention relates to a hybrid electric vehicle component coolant control system and method. The coolant system has an electric pump to move coolant through a closed system including engine and motor components. Such components to be cooled can includ... | 08/19/2003 |
