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)
04/1996
04/02/1996US5502970 Refrigeration control using fluctuating superheat
03/1996
03/27/1996CN2223461Y Remote-controllable and automatic controllable refrigerating compressed air dryer
03/26/1996US5501083 Of a refrigeration cycle
03/20/1996CN1118863A Air conditioner
03/20/1996CN1118862A Control apparatus for controlling motor of air conditioner
03/20/1996CN1118860A 空调机 Air conditioners
03/19/1996US5499511 Heat pump type air conditioner for vehicle
03/19/1996US5499505 Helium refrigerator with compressor drive control
03/13/1996EP0701096A2 Method for operating a cold producing installation for air conditioning of vehicles and cold producing installation carrying out the same
03/12/1996US5497635 Refrigeration system utilizing an enthalpy expansion jet compressor
03/07/1996WO1996007065A1 Control arrangement for a cooling apparatus
03/06/1996CN1118058A Refrigerating apparatus
03/06/1996CN1118055A 空调器 Air Conditioner
02/1996
02/29/1996DE4430468A1 Regeleinrichtung einer Kühlvorrichtung Usually means a cooler
02/28/1996EP0698769A1 Control method and apparatus for controlling the motors of an air conditioner
02/21/1996EP0697569A1 Control apparatus for controlling motor of air conditioner
02/14/1996CN2220046Y Computer digital display temp. controller for refrigerator
02/07/1996CN1116292A Air conditioner
02/07/1996CN1116291A Control method and apparatus for controlling motors of air conditioner
02/06/1996US5488834 Control circuit for a refrigerating system
01/1996
01/31/1996CN2218910Y Controller for refrigerating compressor
01/30/1996US5488279 Dual power refrigerator
01/17/1996EP0692687A2 Refrigerating apparatus
01/17/1996EP0692683A2 Air conditioning apparatus having an outdoor unit to which a plurality of indoor units are connected
01/17/1996CN1115020A Method for controlling runing of air conditioner
01/16/1996CA2128178A1 Ground source heat pump system
01/09/1996US5483216 Fixing assembly of a temperature responsive element and its fixing method
01/09/1996US5483141 Method and apparatus for controlling refrigerator cycle
01/09/1996US5481884 Apparatus and method for providing low refrigerant charge detection
01/02/1996CA2007230C Compressor for heat pump and method of operating said compressor
12/1995
12/28/1995WO1995035462A1 Oil level control apparatus
12/28/1995CA2193132A1 Oil level control apparatus
12/26/1995US5477701 Apparatus and method for mass flow control of a working fluid
12/26/1995US5477696 Control device for absorption chiller or absorption chiller/heater
12/21/1995WO1995034789A1 Absorption water chiller/heater and method of controlling same
12/07/1995WO1995033125A1 A gas driven mechanical oscillator and method
12/07/1995CA2168337A1 A gas driven mechanical oscillator and method
12/06/1995EP0685694A1 Receiver drier
11/1995
11/22/1995EP0682769A1 Starting arrangement for small refrigeration systems
11/21/1995CA2029613C Car air conditioner
11/15/1995CN1111747A Heat pump sensor fault detection
11/14/1995US5467265 Plant operation method and plant operation control system
11/08/1995EP0681152A2 Absorption heat pump systems for air conditioning
11/08/1995EP0680590A1 Conditioning sensing system for controlling working fluids
11/08/1995EP0680589A1 System for controlling flow of working fluids
11/07/1995US5463874 Inductively activated control and protection circuit for refrigeration systems
10/1995
10/25/1995EP0678718A2 Multi-type air conditioner address setting method and address setting device
10/25/1995EP0678717A2 Thermostatic expansion valve with electronic controller
10/24/1995US5460008 Method of refrigeration case synchronization for compressor optimization
10/19/1995DE4412870A1 Electrical connector unit for cooling or refrigerator unit
10/17/1995US5457965 Low refrigerant charge detection system
10/11/1995EP0676027A1 Determining the amount of working fluid in a refrigeration or heat pump system.
10/10/1995US5456088 Refrigeration unit and method of operating same
10/04/1995CN1109577A Failure diagnosing system for absorption chillers
10/03/1995US5454229 Refrigeration unit control with shutdown evaluation and automatic restart
09/1995
09/21/1995WO1995025251A1 Liquid pressure amplification with bypass
09/13/1995EP0671028A1 A compressor control circuit
09/05/1995US5447042 Multiple type absorption air conditioning system
08/1995
08/23/1995CN1107218A Blocked fan detection system for heat pump
08/15/1995US5440895 Heat pump motor optimization and sensor fault detection
08/15/1995US5440891 Fuzzy logic based controller for cooling and refrigerating systems
08/15/1995US5440890 Blocked fan detection system for heat pump
08/10/1995WO1995021359A1 Refrigeration system and a method for regulating the refrigeration capacity of such a system
08/09/1995CN1106523A A control apparatus and method for an air conditioner
08/08/1995US5438844 Microprocessor-based controller
08/01/1995US5438420 Monitoring of fluid contamination level wherein the light energy is focused on the fluid passage means
07/1995
07/26/1995EP0663873A1 Method and device for diagnosis of the refrigerant quantity in an air conditioning system.
07/25/1995US5436547 Inverter and air conditioner controlled by normal and defrost energization patterns
07/25/1995US5435148 Apparatus for maximizing air conditioning and/or refrigeration system efficiency
07/19/1995EP0663057A1 Controllable drive unit with combustion engine and generator.
07/06/1995WO1995018344A1 Absorption refrigerator
07/05/1995EP0661453A2 Air conditioner and inverter driving circuit therefor
07/04/1995US5428966 Refrigeration system utilizing an expansion device in the evaporator
07/04/1995US5428965 Motor control for refrigeration appliance
06/1995
06/28/1995EP0660213A2 Method of refrigeration case synchronization for compressor optimization
06/27/1995US5426951 Air conditioning apparatus with cross control means therein
06/27/1995CA2040663C Remotely setting thermostatic switch assembly and refrigeration system employing same
06/21/1995CN1103943A Refrigerating cycle machine
06/20/1995CA1335944C Method and apparatus for testing for refrigerant leaks
06/13/1995US5423189 Control system for absorption heat transfer plants
06/08/1995WO1995015469A1 Refrigerant leak detector system
06/08/1995WO1995015468A1 Improvement in the electronic control arrangement for motor-driven refrigeration compressors
06/06/1995US5421399 Cool/heat pump control circuit for a room air conditioner
05/1995
05/31/1995EP0655590A1 Compression heat pump and method for operating it
05/30/1995US5419146 Evaporator water temperature control for a chiller system
05/23/1995US5417076 Cooling system automatically configurable to operate in cascade or single compressor mode
05/18/1995WO1995009335A3 Apparatus for maximizing air conditioning and/or refrigeration system efficiency
05/10/1995EP0652632A2 Power supply for vibrating compressors
05/10/1995EP0628149A4 Control system for an air conditioning/refrigeration system.
05/10/1995CN1028382C 驻波压缩机 Standing compressor
05/02/1995US5410889 Methods and apparatus for operating a refrigeration system
05/02/1995US5410887 Apparatus for detecting composition of refrigerant and method therefor
05/02/1995CA1335416C Apparatus and method for infusing material into a closed loop system
04/1995
04/25/1995US5408837 Method and apparatus of controlling air conditioner
04/20/1995DE4335660A1 Circuit and arrangement for NH3 cooling installations
04/19/1995CN1101710A Method for controlling operation of compressor
04/06/1995WO1995009335A2 Apparatus for maximizing air conditioning and/or refrigeration system efficiency
04/06/1995DE3844679C2 Multiple column adsorption cooling system
04/06/1995CA2172843A1 Apparatus for maximizing air conditioning and/or refrigeration system efficiency
04/05/1995EP0647006A1 Inductively activated control and protection circuit for refrigeration systems
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