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Patent Searching and Data


Matches 551 - 600 out of 4,070

Document Document Title
WO/1991/008427A1
A device (48) is provided for sensing refrigerant temperatures in refrigerator systems, and for the control of refrigerant loading in a refrigerator evaporator circuit coil (34a, 34b). Such evaporator coils (34a, 34b) are supplied with r...  
WO/1990/014873A1
A condenser comprising cooled heat exchangers of some known construction for condensing a gas mixture so that most of the condensable gases in the first section are condensed and in the second section of a condenser a medium for absorbin...  
WO/1990/014565A1
A universal accumulator (10) for utilization in an automotive air conditioning system. An inlet fitting (26) and an outlet fitting (28) are connected to the top (20) of the accumulator housing (12). The adjustable connection of the outle...  
WO/1990/012263A1
Compression refrigerating system with an oil and air separator (1) inserted between the refrigerant receiver (13) and the evaporators (1) of the system, and in which the refrigerant in the mixture of oil and refrigerant by its evaporatio...  
WO/1990/008931A1
In prior hot gas defrost systems for refrigeration systems part of the hot gas is diverted to flow through the cooling coil (34a, 34b), while the remainder flows through the condenser (16) to avoid overload of the compressor (10); as the...  
WO/1990/007092A1
Apparatus (1) for separating and removing contaminants from refrigerant of a vapour compression refrigeration system. The apparatus (1) has a primary separation chamber (3), a refrigerant inlet (8) through which contaminated refrigerant ...  
WO/1990/000710A1
The present invention relates to a device for controlling the supply of oil to a cooling and freezing plant which includes a number of freezing compressors (14-17) and a number of cooling compressors (26-31), whereby the cooling medium p...  
WO/1990/000709A1
The present invention relates to a device for controlling the supply of oil to a cooling and freezing plant which includes a number of freezing compressors (14-17) and a number of cooling compressors (26-31), whereby the cooling medium p...  
WO/1989/009371A1
Containment means in the form of water-absorbing polymers are included in the path of a refrigeration cycle to remove accumulated water or water vapor that inherently develops. Such polymers do not lose their efficiency even when they be...  
WO/1989/005428A2
A microprocessor provides a diagnostic capability, and includes tables of acceptable values of parameters, such as air discharge temperature, suction pressure, etc., for different automobile makes and air conditioner types; provision is ...  
WO/1989/003963A1
A refrigerant reclaim system includes a compressor (30), a heat exchanger (10), an oil separator (20), a condenser (40), a chill tank (50), a filter-dryer (63) and a cooling coil (65) in the chill tank. Refrigerant to be reclaimed is dra...  
WO/1989/000666A1
A heat pump (1) has a refrigerating circuit comprising a compressor (2), a condenser (3), an expansion valve (4), and an evaporator (5). The evaporator (5) is arranged essentially vertically and consists preferably of a buried refrigeran...  
WO/1988/007654A1
The apparatus (10) consists of a positive type compressor (36) which is driven by a motor (42) and to which refrigerant to be recovered is supplied via a centrifugal separator (24) into which an evaporator (23) and a heat exchanger (25) ...  
WO/1987/006683A1
An oil separator, applicable in compression refrigerating machines, comprises a vertical cylindrical casing (1) with a sleeve (4) for feeding a liquid cooling agent and with sleeves (5, 6) for feeding and carrying away a vaporous cooling...  
WO/1987/005381A1
A fluid flow control system for use with a heat exchange apparatus that includes a first heat exchanger or condenser (6) to extract heat from the heat exchange apparatus, a compressor (8) and a second heat exchanger or evaporator (10) to...  
WO/1987/002757A1
A refrigerant recovery and purification system (10) for recovering refrigerant from a heat pump, air conditioner, or other vapor compression refrigerant system into a storage tank while concurrently purifying the recovered refrigerant of...  
WO/1986/001882A1
Device for returning oil to at least one compressor (1) in a cooling or refrigerating system, in which the compressor sucks oil (16) from an oil collecting container (13) through at least one suction conduit (14) connected to the collect...  
WO/1983/001985A1
Charging and distributing device for a piston engine, the device including a variable displacement rotary compressor delivering through one of its shafts to a coaxial rotating distribution tube (1, 25), the tube being formed with ports (...  
WO/1983/001491A1
A rotary piston compressor which, due to its geometry, has eliminated virtually all dead space and therefore is of increased efficiency and has a high capacity for handling liquids in liquid/gas mixtures. The specification describes the ...  
JP2014119145A
To speedily perform efficient air-conditioning operation by attaining a suitable refrigerant amount from the start of the air-conditioning operation.An air conditioner includes a control device 20 which controls the amount of a refrigera...  
JP2014119122A
To shorten the defrost time while unfailingly preventing a liquid from returning to a compressor during defrost operation in a refrigeration cycle device.A refrigeration cycle device includes: a hot gas bypass pipeline 11 which is provid...  
JP2014119161A
To provide a refrigeration cycle in which it is made easy for a refrigerant to flow and the refrigerant can circulate with a suitable refrigerant amount, and an air conditioner with the same.A flow control part which controls the flow ra...  
JP2014119124A
To make it possible to appropriately determine whether refrigerating machine oil is supplied from a compressor oil reservoir to an expansion mechanism via an expander oil supply pipe in a refrigeration device including a refrigerant circ...  
JP2014114803A
To provide a return fuel cooling system for an LPI vehicle, which prevents rising of internal pressure in a gas cylinder.The return fuel cooling system for an LPI vehicle includes: an engine cooling means including an engine radiator and...  
JP2014115062A
To provide an air conditioner capable of controlling an oil return amount with high accuracy.An air conditioner 100 is provided with an expansion valve 12 in an oil return circuit 10 for returning oil from an oil separator 6 to a compres...  
JP2014115018A
To provide an oil separator which prevents the occurrence of resonance by preventing specified vibrations in a shell pipe.An oil separator includes a shell pipe 2 which has a cylindrical inner part space and separates gas from oil in the...  
JP2014114744A
To provide a compressor for compressing a carbon dioxide refrigerant which can be designed to have a board thickness of a compressor shell corresponding to the refrigerant pressure at a working temperature.A compressor for compressing ca...  
JP2014112021A
To provide an oil separator which improves an oil separation performance, improves mass-productivity, is low-priced and improves pressure resistance.A cylindrical oil separator comprises, in an upper part of an oil storage chamber, a sep...  
JP2014112010A
To provide an oil separator capable of improving oil separation efficiency and an outdoor unit of an air conditioner including this oil separator.An oil separator includes: a separator main body having an inner circumferential surface 22...  
JP2014109416A
To circulate, in a heat pump cycle, liquid refrigerant or oil remaining in a downstream side header with a simple structure.In a pair of headers 5b, 5c, the downstream side header 5c served in a downstream side in a heating operation, an...  
JP2014109424A
To solve a problem in which: when performing a moisture control operation which is controlled so that a large amount of liquid refrigerant is supplied to a compressor in a refrigerant circuit by using R32 refrigerant as the refrigerant, ...  
JP2014105984A
To secure long-term reliability of an air conditioner in a case when R32 is used as a refrigerant, and polyol ester oil having compatibility with R32 is also used.In an air conditioner which is constituted by connecting a compressor, a f...  
JP2014105907A
To provide a compact whirl-type accumulator capable of dispensing with a space for connecting a pipe and the like at its side part, and effectively performing gas-liquid separation.A whirl-type accumulator includes a tank body 2 composed...  
JP2014102058A
To provide an accumulator capable of suppressing the occurrence of abnormal noise accompanying the generation of air bubbles to the minimum, in the accumulator provided with a gas-liquid separation member.An accumulator 1 includes a tank...  
JP2014102008A
To provide a refrigeration apparatus, in which a high pressure side becomes critical pressure, capable of achieving stable cooling performance by maintaining a circulating cooling medium amount in a cooling medium circuit appropriately.A...  
JP2014098500A
To uniform dryness of shunted coolant without receiving influence due to variation of operation conditions such as a flow rate of coolant, and without needing an adjustment work according to the operation conditions.A separation space 1 ...  
JP2014098502A
To improve heat exchange capability, make split refrigerant flows flowing in respective refrigerant circulating tubes uniform, prevent accumulation of refrigerant during low-load operation, and improve heat exchange performance.An air co...  
JP2014098509A
To inhibit vibrations from a compressor from being transmitted to a support member for supporting a container.An accumulator 2, which is one example of a predetermined container, stores a liquid refrigerant, which is not evaporated, from...  
JP2014095491A
To effectively suppress generation of abnormal sound following generation of air bubbles in an accumulator including a gas-liquid separation member.An accumulator includes a tank body 2 composed of a cylindrical body 3 opened at its uppe...  
JP2014092353A
To provide a swing-type accumulator that does not require a pipeline connection space on a side with a simple structure and at low costs.The accumulator includes a tank body 2 comprising a cylindrical shell 3 whose upper end is opened, a...  
JP2014092339A
To suppress separation of a liquid refrigerant and lubricating oil in an accumulator; and to secure an amount of the lubricating oil supplied to a compressor.Only R32 or a mixed refrigerant containing the prescribed mass% or more of R32 ...  
JP2014092327A
To provide a heat exchanger with a liquid receiver, which includes the liquid receiver capable of fixing a filter to a liquid receiver body without needing a plurality of components and a complicated structure.A filter 24 is provided wit...  
JP2014088990A
To provide a revolving type accumulator which does not require a lateral pipe connection space with a simple structure at low cost.An accumulator includes a tank body 2 formed of a cylindrical barrel body 3 opened at an upper end thereof...  
JP2014085047A
To provide a parallel flow type heat exchanger which includes a pressure reducing mechanism and, thereby, eliminates the necessity of enlarging a housing of an instrument on which the parallel flow type heat exchanger is mounted.A heat e...  
JP2014081170A
To reduce an amount of a gas refrigerant flowing out from a refrigerant storage vessel with a liquid refrigerant and thereby inhibit the performance deterioration of an air conditioner without using a partition plate of the refrigerant s...  
JP2014077606A
To minimize generation of abnormal noise caused by generation of air bubbles in an accumulator having a gas liquid separation member.An accumulator 1 includes a tank body 2 comprising a cylindrical body 3 with an opening upper end and a ...  
JP2014070869A
To provide an accumulator having a gas-liquid separator member, the accumulator being capable of suppressing the occurrence of abnormal sound accompanying the occurrence of air bubbles as much as possible.There is provided an accumulator...  
JP2014066372A
To provide a heat pump device for a vehicle capable of sufficiently cooling a driving circuit of an electric compressor, shortening a refrigerant pipe, and reducing radiation noise leaking from an inverter to the outside of the device.A ...  
JP2014062674A
To provide a heat pump cycle capable of facilitating vacuum drawing and refrigerant encapsulation.A heat pump cycle 10 performs vacuum drawing and refrigerant encapsulation in a state where a cycle avoiding a heating fixed diaphragm 14 a...  
JP2014062690A
To provide a second type absorption heat pump capable of extracting uncondensed gas efficiently with a simple constitution.A second type absorption heat pump 1 includes an evaporator 2, an absorber 3, a regenerator 4 and a condenser 5. T...  

Matches 551 - 600 out of 4,070