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| Number | Title | Issue Date |
| 7263850 | Indoor unit for air conditioner Disclosed is an indoor unit for an air conditioner to solve drain problem of condensed water. The indoor unit includes: a lower frame provided with a suction inlet through which exterior air is inhaled; a middle frame spaced upward apart from the lower frame by a pr... | 09/04/2007 |
| 7212407 | Electrical power converter method and system employing multiple output converters A support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits through fluid circulating through the support. The support, in conjunction with other packaging features may form a shield from both external EMI/RFI ... | 05/01/2007 |
| 7187548 | Power converter having improved fluid cooling A thermal support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits through fluid circulating through the support, which may be controlled in a closed-loop manner. Interfacing between circuits, circuit mounting... | 03/06/2007 |
| 7187568 | Power converter having improved terminal structure A terminal structure for power electronics circuits reduces the need for a DC bus and thereby the incidence of parasitic inductance. The structure is secured to a support that may receive one or more power electronic circuits. The support may aid in removing heat fr... | 03/06/2007 |
| 7177153 | Vehicle drive module having improved cooling configuration An electric vehicle drive includes a thermal support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits through fluid circulating through the support. Power electronic circuits are thermally matched, such as bet... | 02/13/2007 |
| 7142434 | Vehicle drive module having improved EMI shielding EMI shielding in an electric vehicle drive is provided for power electronics circuits and the like via a direct-mount reference plane support and shielding structure. The thermal support may receive one or more power electronic circuits. The support may aid in remov... | 11/28/2006 |
| 7095612 | Cooled electrical terminal assembly and device incorporating same A terminal structure provides interfacing with power electronics circuitry and external circuitry. The thermal support may receive one or more power electronic circuits. The support may aid in removing heat from the terminal structure and the circuits through fluid ... | 08/22/2006 |
| 7061775 | Power converter having improved EMI shielding EMI shielding is provided for power electronics circuits and the like via a direct-mount reference plane support and shielding structure. The thermal support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits th... | 06/13/2006 |
| 7044213 | Constant temperature refrigeration system for extensive temperature range application and control method thereof A constant temperature refrigeration system for extensive temperature range application comprising a refrigerator, a low-temperature heat exchanger, a medium-temperature heat exchanger, a high-temperature heat exchanger, a pump, a first solenoid valve, a second sole... | 05/16/2006 |
| 7032695 | Vehicle drive module having improved terminal design A terminal structure for vehicle drive power electronics circuits reduces the need for a DC bus and thereby the incidence of parasitic inductance. The structure is secured to a support that may receive one or more power electronic circuits. The support may aid in re... | 04/25/2006 |
| 7016192 | Electrical power converter method and system employing multiple-output converters A support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits through fluid circulating through the support. The support, in conjunction with other packaging features may form a shield from both external EMI/RFI ... | 03/21/2006 |
| 6965514 | Fluid cooled vehicle drive module An electric vehicle drive includes a support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits through fluid circulating through the support. The support, in conjunction with other packaging features may form a... | 11/15/2005 |
| 6957544 | Method and apparatus for regulating the operating temperature of electronic devices In one embodiment, the present invention recites a temperature control subsystem for use with an air conditioning system. The temperature control subsystem comprises a temperature sensor located in proximity to a heat-generating device disposed within a housing, whe... | 10/25/2005 |
| 6584790 | Air flow controlling device for refrigerators and freezers An air flow controlling device for refrigerators and freezers, comprising an evaporator (3) in selective fluid communication with at least two air flow heating environments (1, 2, 4), said device comprising an inlet nozzle (12) in fluid communication with... | 07/01/2003 |
| 6450254 | Fluid control system with autonomously controlled valves A plurality of autonomously controlled valves in a fluid distribution system are interconnected by a data communication network. The system also includes fluid flow sensors which report to the system by way of the network. The autonomous controllers inclu... | 09/17/2002 |
| 6240735 | Rotary damper assembly A rotary damper assembly for controlling the flow of a fluid includes inner and outer hollow cylinders, each having one or more side wall apertures, the inner cylinder being nested within the outer cylinder in a manner to permit relative axial rotation of... | 06/05/2001 |
| 6206088 | Heat exchanger system for a boiler having a circulating fluidized bed A heat exchanger system includes a first heat exchanger followed by a second heat exchanger disposed in a dense fluidized bed, the second heat exchanger being made up of a plurality of nests of tubes disposed along the path of the particles in suspension ... | 03/27/2001 |
| 6176305 | Ventilator system and method The ventilator system and method use a isolating heat exchanger to selectively transfer heat between exhaust air leaving an enclosed space and outside air entering the enclosed space. The system operates in three basic modes, under the control of a microp... | 01/23/2001 |
| 6089797 | Thermal equalization system In a thermal equalization system a machine tool carriage preferably of aluminum but which could be made of other lightweight materials, a drilling spindle housing is mounted on the carriage. At least one spindle housing is be mounted said carriage to serv... | 07/18/2000 |
| 5984004 | Method and an arrangement for cooling or heating a machine casing For cooling and/or heating a machine casing, a method and an arrangement is disclosed in which the machine casing is provided with cooling channels in which pipes are received. Between the pipes and the walls of the cooling channels, a cavity remains thro... | 11/16/1999 |
| 5787321 | Temperature controlling device for fixing unit A temperature controlling device for an electrophotographic imaging device which has a fixing unit including a heat roller, the fixing unit performing a fixing operation in which toner is fixed on a recording sheet. The temperature controlling device incl... | 07/28/1998 |
| 5642628 | Refrigerator multiplex damper system A refrigerator includes at least a first compartment cooled to a first temperature and a second compartment cooled to a second temperature, and a multiplex damper system disposed in a cooling-air passage so as to selectively direct the cooling-air flow fr... | 07/01/1997 |
| 5623990 | Temperature-controlled water delivery system A combined safety shower and eyewash station utilizes steam to heat water in a heat exchanger. Cool water is combined with heated water from the water outlet of the heat exchanger by a temperature-regulated mixing valve. If the water at the water outlet o... | 04/29/1997 |
| 5584437 | Air flow control apparatus in an air conditioner An air conditioner comprises a heat exchanger for conducting refrigerant in heat exchanging relationship with an air flow, and a blower for drawing air through the heat exchanger. An adjustable flow distributing plate is disposed between the heat exchange... | 12/17/1996 |
| 5369597 | System for controlling heating or cooling capacity in heating or air conditioning systems A heat pump or air conditioning system includes a process for calculating on a real time basis the capacity contribution of each of a number of heating or cooling stages. The calculated contribution is utilized to determine the number of stages that need ... | 11/29/1994 |
| 5348076 | Cooling apparatus for electronic system A cooling apparatus for an electronic system, includes a coolant tank, main pumps, heat exchangers, a common supplementary pump, and supplementary check valves. The coolant tank temporarily stores a coolant. The main pumps are respectively arranged in a p... | 09/20/1994 |
| 5333676 | Cooling abnormality detection system for electronic equipment A cooling abnormality detection system for external electronic equipment includes a protection unit. The protection unit includes two temperature sensors arranged in each piece of external electrical equipment to be monitored, in order to measure the temp... | 08/02/1994 |
| 5205484 | Cooling system for a water cooled internal combustion engine for vehicle having an air conditioning apparatus A vehicle provided with an internal combustion engine and an air conditioning system for a vehicle passenger cabin. A condenser of the air conditioning system is arranged in front of a radiator of the engine in an engine compartment of the engine. A duct ... | 04/27/1993 |
| 5131457 | Protection system for heat pipe airheaters A plant having a combustion chamber can employ at least one heat pipe. The heat pipe is mounted to exchange heat between flue gas in a flue gas path and combustion air in a combustion air path. A protection system has a dual passage for separately conduct... | 07/21/1992 |
| 4784213 | Mixing valve air source An improved system for and method of precisely controlling the temperature at a predetermined location at a preselected temperature selected from a range of temperatures is described. The preferred system for carrying out the preferred method includes a m... | 11/15/1988 |
| 4737531 | Waste heat recovery In a heat exchange unit that recovers waste heat from carbon black smoke by preheating oxygen-containing gas such as air being passed to a carbon black producing reactor, a control loop is provided that automatically diverts the oxygen-containing gas bein... | 04/12/1988 |
| 4601328 | Method and apparatus for the temperature balancing control of a plurality of heat exchangers A method for the temperature balancing control of a plurality of heat exchangers wherein, in case of operating the heat exchangers connected in parallel, the temperatures of a medium to-be-heated on the outlet sides of the respective heat exchangers are b... | 07/22/1986 |
| 4589475 | Heat recovery system employing a temperature controlled variable speed fan An energy recovery system includes a source of fluid desired to be cooled which is passed through a heat exchanger which receives input air and passes it through the heat exchanger utilizing a temperature controlled variable volume fan controlled to assur... | 05/20/1986 |
| 4522254 | Heat storage trough A heat transfer fluid storage device is provided, including a tank and one or more vertical chambers open at top and bottom and spaced from the top and bottom of the tank to define upper and lower liquid storage areas. Means are provided to extract liquid... | 06/11/1985 |
| 4516628 | Heat recovery system and method An air heater for recovering energy from process exhaust gases and the like includes a heat exchanger disposed in the flow of exhaust gases, a blower for supplying an independent flow of air to be heated in the exchanger and the control system including d... | 05/14/1985 |
| 4434746 | Control of a system for supplying heat In a process in which a heating fluid supplied from a heater is utilized to supply heat to a plurality of processes, method and apparatus is provided for substantially optimizing the operation of the heater by minimizing the temperature of the fluid flowi... | 03/06/1984 |
| 4291750 | Selective extraction heat storage unit A selective extraction heat storage assembly (32) for use in a system including a plurality of such assemblies (32a-c) and for use by itself, includes a heat unit (10) connected in parallel with a fluid circulating passage (54) and has a separate unit hea... | 09/29/1981 |
| 4217952 | Energy saving system for retrieving heat loss from an electrical apparatus In a system having an electrical apparatus dissipating thermal energy, an apparatus compartment is provided to substantially surround the apparatus, and a blower, disposed in an inlet air compartment, forces air through the apparatus compartment to an exi... | 08/19/1980 |
| 4127161 | Energy storage unit and system A heat storage unit in the form of a cylinder is provided with a removable end closure, and contains a plurality of closed tubes holding a heat storage substance, the tubes being supported at either end thereof by screens. A transfer fluid flows from one ... | 11/28/1978 |
| 4119142 | Arrangement for transferring heat from the exhaust air leaving an enclosed volume to the input air supplied to said volume There is provided a heat exchanger system for transfer of heat in the warm exhaust air from a mine to the cold input air flow to the mine. In the system there is provided a heat supply means, which supplies heat, recovered from the exhaust air, to the inp... | 10/10/1978 |
