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Patent Searching and Data


Matches 601 - 650 out of 8,565

Document Document Title
WO/1991/008428A1
A device (48) is provided for sensing refrigerant temperatures in refrigerator systems, and for the control of refrigerant loading in a refrigerator evaporator circuit coils (34a, 34b). Such evaporator coils (34a, 34b) are supplied with ...  
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...  
WO1989005428A3  
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 ...  
JP2014181878A
To provide an air conditioner capable of suppressing increase in refrigerant discharge temperature without making dryness of a refrigerant sucked in a compressor less than 1 when using an R32 refrigerant.A control device 19 controls a fl...  
JP2014181869A
To perform efficient air conditioning operation by increasing a refrigerant circulation amount at an early stage while securing reliability of a compressor by minutely controlling a flow rate of a liquid refrigerant including a refrigera...  
JP2014178045A
To provide an accumulator that properly controls dryness of a compressor by properly controlling the amount of refrigerant oil returned to the compressor, even when requiring a wide operation range as an operation frequency of the compre...  
JP5594170B2  
JP2014173814A
To provide an air conditioner capable of heightening operation efficiency at the time of start-up even when a refrigerant is in a flooded state.An air conditioner includes a refrigeration cycle configured by connecting a heat exchanger 1...  
JP2014173831A
To provide a condenser inn which the first header tank has no segment protruded out of an over-cooling part.The first header tank 3 of a condenser comprises a cylindrical main body 18 having opened lower end and an anti-leakage member 19...  
JP5593084B2  
JP2014167381A
To control suction moist with high controllability in using R32 as a refrigerant, in an air conditioning device having a refrigerant circuit that is provided with expansion valves at an upstream side and a downstream side of a receiver a...  
JP5586880B2  
JP2014522957A  
JP2014159928A
To provide a waste heat utilization heat pump system capable of maintaining lubrication of a compressor.A waste heat utilization heat pump system comprises: a compression type heat pump circuit utilizing a shaft output of a prime mover 2...  
JP2014159906A
To provide an air conditioner with high reliability.The air conditioner comprises: a refrigerant circuit in which a gas-liquid separator, a compressor, a condenser, an expansion valve, and an evaporator are sequentially connected in a ci...  
JP2014159919A
To provide an oil separator reducing individual difference in a direction of swirl flow caused by variation of accuracy in processing a delivery port of a refrigerant inlet pipe.An oil separator 10 has a cylindrical oil separator body 20...  
JP5583134B2  
JP5582713B2  
JP2014521924A  
JP2014521912A  
JP2014152937A
To provide a freezer which has a refrigerant storage container provided between a heat source side heat exchanger and a usage side heat exchanger, temporarily switches heating operation into cooling operation thereby performing defrostin...  
JP2014153038A
To provide an oil separator capable of surely preventing leaked oil from flowing into an open hole again.The oil separator comprises a filter element with which a filter member 37 is disposed between inside and outside punching plates 40...  
JP2014152946A
To provide an oil separator that can improve separation efficiency of lubricating oil at an inlet of an outlet pipe.An oil separator 30 for separating lubricating oil flowing together with a refrigerant from the refrigerant comprises: a ...  
JP2014152945A
To provide an oil separator that can effectively separate lubricating oil from a refrigerant by using centrifugal force.An oil separator 30 for separating lubricating oil flowing together with a refrigerant from the refrigerant comprises...  
JP2014152943A
To provide an air conditioner that can promptly perform forced liquid collection control of a refrigerant in a receiver and appropriately terminate the forced liquid collection control in the receiver without adding a dedicated device su...  
JP2014152944A
To provide an air conditioner that can sufficiently perform forced liquid collection control of a refrigerant including a receiver when operation is stopped, can protect a compressor, and can promptly restart operation.In a refrigerant c...  
JP2014149123A
To suppress heat radiation loss in a first mode, in a refrigeration cycle device capable of switching the first mode in which blast air to an air-conditioned space is cooled by an evaporator and a second mode in which the blast air to th...  
JP5575033B2  
JP5573296B2  
JP5573124B2  
JP5574638B2  
JP2014145554A
To provide an air conditioner and an accumulator capable of shortening the piping length of the accumulator and making management of the amount of oil return easy.An air conditioner 1 comprises: a compressor 12; and an accumulator 13 whi...  

Matches 601 - 650 out of 8,565