Patents
Sitemap › F25 - Refrigeration or cooling; Combined heating and refrigeration systems; Heat pump systems; Manufacture or storage of ice; Liquefaction or solidification of gases › F25B - Refrigeration machines, plants, or systems; Combined heating and refrigeration systems; Heat pump systems › F25B 49 - Arrangement or mounting of control or safety devices
Patents for F25B 49 - Arrangement or mounting of control or safety devices (13,159)
06/2000
06/21/2000EP1009979A2 Liquid level sensor
06/21/2000CN2384248Y Low-temp automatic compensator for refrigerator
06/20/2000US6076367 Variable speed liquid refrigerant pump
06/14/2000EP1008816A2 Method for the diagnosis of an air conditioning system
06/13/2000US6073459 Refrigeration cycle control system
06/13/2000US6073457 Method for operating an air conditioner in a motor vehicle, and an air conditioner having a refrigerant circuit
06/13/2000US6073455 Refrigerant leakage warning device for apparatus having refrigeration cycle using flammable refrigerant
06/13/2000US6073453 Method and device for detecting the presence of liquid at the suction inlet of a compressor of refrigerating fluid
06/08/2000DE19854060A1 Determining extent of coolant underfilling in vehicle air conditioning system involves evaluating state parameter signal representing compressor switch-on time/unit time or stroke volume
06/07/2000CN1255966A Absorption type refrigerating machine
06/06/2000US6070426 Evaporative condensation type ammonia refrigeration unit
06/06/2000US6070421 5 or 8 kW refrigerating system and centrifugal compressor assembly for said system
06/02/2000WO2000031479A1 Expansion device
05/2000
05/31/2000EP1004834A2 Air conditioning systems
05/31/2000EP1004828A2 Method for regulating the cooling performance of an air conditioning system
05/31/2000EP1004463A1 Dual mode control of a variable displacement refrigerant compressor of an automotive air conditioning system
05/31/2000DE19956252A1 Air conditioning system for vehicles with provision for supplementing heat output in winter
05/31/2000CN1255192A Improved control for absorption shillers
05/31/2000CN1254798A Closed electric compressor with electric power supply and cold storage
05/30/2000US6067815 Dual evaporator refrigeration unit and thermal energy storage unit therefore
05/30/2000US6067805 Adaptive pretrip selection
05/30/2000US6067796 Gas driven mechanical oscillator and method
05/24/2000EP1002197A1 Compressor minimum capacity control
05/23/2000US6067482 Load shifting control system for commercial refrigeration
05/23/2000US6065298 Air conditioner automatically controlling operation based on supply voltage or supply frequency
05/23/2000CA2281977C Inductively activated control and protection circuit for refrigeration systems
05/17/2000EP1001231A1 Gas absorption cooling apparatus
05/17/2000CN1052535C Cooling system
05/16/2000US6062038 Absorption refrigerating machine
05/09/2000US6058719 Heat pump apparatus having refrigerant level indication and associated methods
05/04/2000WO2000025070A1 Air conditioner outdoor unit drive control unit
05/03/2000EP0997330A1 Air-conditioner having a CO2 refrigerating circuit capable of minimizing an influence of a damage of a component thereof
05/03/2000EP0996824A1 Single-source gas actuation for screw compressor slide valve assembly
05/03/2000EP0937222A4 Dual evaporator refrigeration unit and thermal energy storage unit therefore
05/02/2000US6055822 Circuit-board mounted cooling apparatus for a computer
05/02/2000US6055818 Method for controlling refrigerant based air conditioner leaving air temperature
05/02/2000CA2124178C Method of refrigeration case synchronization for compressor optimization
04/2000
04/27/2000WO2000023753A1 Active compressor vapor compression cycle integrated heat transfer device
04/27/2000WO2000023752A1 Refrigerating cycle
04/27/2000DE19947886A1 Air conditioning system for motor vehicle has arrangement for controlling degree of supercooling of coolant at output of condenser to value that is not higher than predefined value
04/26/2000EP0995621A2 Vehicle air conditioning system
04/26/2000CN1051841C Method for detection of current in air conditioner
04/25/2000US6053002 Apparatus for controlling an air conditioner
04/20/2000WO2000022359A1 Oil-free liquid chiller
04/20/2000WO2000022357A1 Absorption refrigerating machine
04/18/2000US6050098 Use of electronic expansion valve to maintain minimum oil flow
04/13/2000WO2000020808A1 Refrigerating cycle
04/13/2000WO2000020238A2 Regulating device for a coolant circuit of an air conditioning system
04/13/2000DE19846026A1 Regeleinrichtung für einen Klimaanlagen-Kältemittelkreislauf Control device for an air conditioner refrigerant circuit
04/13/2000CA2312701A1 Regulating device for a coolant circuit of an air conditioning system
04/12/2000EP0992748A2 Air conditioning systems
04/12/2000EP0992747A2 Air conditioning systems
04/12/2000EP0992746A2 Air conditioning system
04/12/2000EP0992745A2 Air conditioning systems
04/12/2000EP0992744A2 Control device for a refrigerant circuit of an air conditioning plant
04/12/2000CN1250521A A system and a method for detecting antifreezing substances in a hermetic compressor
04/11/2000US6047559 Absorption cold/hot water generating machine
04/11/2000US6047557 Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
04/11/2000US6047555 Refrigerating/air conditioning heat exchanging system with combined air/water cooling functions and the method for controlling such a system
04/06/2000WO2000019155A1 Refrigerator
04/05/2000EP0990132A1 Optical detection of entrapped gas in a cooling system
04/04/2000US6044661 Coaxial waveguide applicator for an electromagnetic wave-activated sorption system
04/04/2000US6044653 Automotive air conditioner having condenser and evaporator provided within air duct
04/04/2000US6044652 Multi-room type air-conditioner
04/04/2000US6044651 Economy mode for transport refrigeration units
03/2000
03/29/2000EP0989795A2 Refrigeration system for electronic components
03/29/2000EP0989376A2 Freeze drying with reduced cryogen consumption
03/29/2000EP0989003A2 Heat pump type refrigerant cycle system
03/29/2000EP0988494A1 Start-up method and apparatus in refrigeration chillers
03/29/2000CN1248692A Freezing and drying with low consumption of refrigerant
03/29/2000CN1248688A Heat pump device
03/28/2000US6041605 Compressor protection
03/22/2000EP0811123B1 Gas actuated slide valve in a screw compressor
03/21/2000US6038883 Electromagnetic wave-activated sorption refrigeration system
03/21/2000US6038878 Method and apparatus for cooling electrical components
03/21/2000US6038874 Refrigeration circuit having series evaporators and modulatable compressor
03/21/2000US6038871 Dual mode control of a variable displacement refrigerant compressor
03/15/2000EP0985120A1 Ice bank system
03/15/2000CN1247302A Refrigerator
03/15/2000CN1050417C Unit for controlling of operation of air conditioner
03/14/2000US6038521 Quality test system for electric appliances
03/14/2000US6035656 Method and apparatus for cooling electrical components
03/14/2000US6035653 Air conditioner
03/14/2000US6035651 Start-up method and apparatus in refrigeration chillers
03/14/2000US6035650 Heat pumps
03/14/2000CA2133360C Inductively activated control and protection circuit for refrigeration systems
03/08/2000CN1246604A Scroll compressor with unloading valve between energy-saving device and suction device
03/07/2000US6032477 Method and apparatus for cooling electrical components
03/07/2000US6032476 Electronic device cooling apparatus
03/01/2000EP0982497A1 Compressor capacity modulation
03/01/2000CN1245869A Load regulation for compressor
02/2000
02/29/2000US6029465 Control system for mobile air conditioning apparatus
02/23/2000EP0981033A2 Method for operating a refrigeration system in steady state operation
02/23/2000CN1245283A Refrigerator
02/23/2000CN1245279A Sorption refrigerator
02/22/2000US6026650 Freeze point protection for water cooled chillers
02/17/2000WO2000008394A1 Method and system for the determination of a ternary refrigerant mixture composition
02/16/2000CN1244910A Device for fixing temperature-sensing element for air conditioner and method of assembling the same
02/09/2000EP0978695A2 Absorption type refrigerating apparatus
02/09/2000EP0978694A1 Absorption type refrigerating machine
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