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Matches 451 - 500 out of 2,766

Document Document Title
WO/2007/029180A2
This invention relates to a cooling device (1) wherein it is accomplished that the life-span of the compressor (4) is increased and thus the refrigeration cycle is performed in a more effective manner as oil accumulated in the refrigerat...  
WO/2007/012961A1
A terminal board device insertable on a fluid-tight terminal having pin contacts for a compressor including a first supporting element, made of electrically non-conducting material and box-shaped, a plurality of electrical blade type con...  
WO/2006/128617A1
A method for lubricating a rolling element bearing (16, 17) by means of an ultra low viscosity volatile fluid (ULWF) comprises the steps of: - injecting a liquefied fluid flow into the bearing (16, 17), - lubricating the rolling contacts...  
WO/2006/128457A1
The invention concerns a method and a cooling system for oil separation in a cooling circuit, including compression means (4) that supply coolant under a first high pressure through means for oil separation (10) and further on through co...  
WO/2006/086982A1
An apparatus for cooling carcass parts (1) comprises at least one cooling element (8, 9) with a flexible cooling surface (14) for abutment with a carcass part (1) ; a form- stable shell (15) ; and a cavity (17) behind the flexible coolin...  
WO/2006/062245A1
The present invention provides a refrigerant compressor which may assure excellent reliability while using low-viscosity refrigerant. The refrigerant compressor is characterized in that the viscosity of oil stored in hermetic container r...  
WO/2006/048825A1
This invention relates to of a cooling device (1) comprising a compressor (2) which compresses the refrigerant fluid, a condenser (3) which enables the superheated vapor exiting the compressor (2) change to first a liquid-vapor phase the...  
WO/2006/044787A2
A pressure equalization system is provided for starting a compressor while maintaining the condenser at a high pressure and includes a valve and a bleed port. The compressor has a compressor inlet for receiving a fluid at a first pressur...  
WO/2006/041682A1
A compressor system includes a first compressor (10) , which has a first low side oil sump, in a first shell (12) and a second compressor (14) , which has a second low side oil sump, in a second shell (16). The first and second compresso...  
WO/2006/010391A1
The invention relates to a refrigeration machine, particularly a heat pump, comprising a closed circuit, which contains a coolant and in which an evaporator, a compressor, a condenser and an, in particular, electrically operated expansio...  
WO/2006/012189A1
A refrigerant cycle (20) having a compressor (22) compressing a refrigerant to a downstream condenser (24). A fun (25) blow air over the condenser (24). Typically, the condenser is an outdoor heat exchanger. From the condenser (24) refri...  
WO/2006/005832A1
The invention concerns an assembly comprising a compressor unit (10), inlets (23) and outlets (24) to a heat collecting network, inlets (33) and outlets (34) to a heat return network, and two heat exchangers (20, 30) coupled to the compr...  
WO/2005/124246A1
A compressor (101) for a refrigeration unit having a stator (106), a rotor (133) orbiting in engagement with the stator (106) to cyclically open, fill with refrigerant gas from at least one inlet port (103), compress and discharge compre...  
WO/2005/119137A2
A miniature cooling device (100) includes numerous improvements capable of increasing the reliability and useful lifetime of the device, as well as improving electrical power to cooling power conversion efficiency. The improvements inclu...  
WO/2005/116538A2
A system has a compressor having a compression path between a suction port located to receive a working fluid and a discharge port located to discharge the working fluid. The system has means for controlling a flow of at least one of add...  
WO/2005/114064A1
An engine heat pump capable of increasing operating efficiency (energy efficiency) by reducing compression work without increasing the use amount of electric power. The engine heat pump comprises a main compressor (2) and an auxiliary co...  
WO/2005/111519A1
A refrigerator where returnability of a refrigerating machine oil to a compressor is improved. The refrigerator has a compressor at the top portion or an upper rear portion of a refrigerator body and has a freezing cycle using hydrocarbo...  
WO/2005/108881A1
The invention relates to an air conditioning compressor comprising a coolant suction flow, a coolant discharge flow, and an oil separator which is arranged in the discharge flow region. According to the invention, a coolant flow is branc...  
WO/2005/103587A1
Cabinet (2) for a refrigeration compressor (3) delimiting an inner space designed to receive electrical and electronic components (6), characterized by having at least one support (16) for the electrical and electronic components (6) and...  
WO/2005/103492A1
Device (7) for distributing suction gas for a parallel compressor (2) installation, said installation having at least two refrigeration compressors (2), at least one oil level equalization tube (5) providing a communication between the o...  
WO/2005/100881A1
A chiller system 10 includes a refrigerant loop 90, the refrigerant loop 90 further including a compressor 60, an air-cooled condenser arrangement 70 and an evaporator arrangement 80 connected in a first closed refrigerant loop 90. A mot...  
WO/2005/095874A1
A humidity controller (10) is provided with a refrigerant circuit (60). The refrigerant circuit (60) has first and second heat exchangers (61, 62) carrying an adsorptive agent and circulates a refrigerant to perform a freezing cycle. Fur...  
WO/2005/089152A2
A compressor assembly includes a compressor having a known vibration frequency when operated at normal operating parameters; and an electric box assembly having a frame member mounted to the compressor for containing electrical component...  
WO/2005/089151A2
A compressor assembly, including a compressor, at least one pipe having ends and an intermediate portion between the ends, the at least one pipe being connected to the compressor at the ends, and at least one support member for supportin...  
WO/2005/074485A2
A method comprises the steps of (a) providing a refrigeration unit having a refrigerated or heated space and at least one measured operating parameter, (b) providing heat to the refrigerated space when the at least one measured operating...  
WO/2005/073558A1
Disclosed is a hermetically enclosed refrigerant compressor comprising a hermetically tight compressor housing (1) inside which a piston-cylinder unit compressing refrigerant operates with an intake valve that is provided with an intake ...  
WO/2005/060430A2
A system including (i) a primary loop including a first oil compressor configured to raise the pressure of a refrigerant flowing through the primary loop, an oil separator configured to separate oil contaminant from the refrigerant, a va...  
WO/2005/057095A1
A cooling system (10) including an evaporator (28), a suction line (74), a two stage compressor (20), a gas cooler (24) and a capillary tube (60). The suction line receives gaseous or two phase refrigerant from the evaporator, the compre...  
WO/2005/038359A1
A suction accumulator for refrigeration or air-conditioning system use, especially for automotive air conditioning system use, which comprises a 'pickup tube' to withdraw liquid from a reservoir of the accumulator to return oil to the co...  
WO/2005/036072A1
A refrigeration system includes a predetermined amount of refrigerant, at least one evaporator unit operable to receive the refrigerant in a liquid state, and at least two condensing units in fluid communication with the evaporator unit ...  
WO/2005/017423A1
A freezer device has a refrigerant circuit (10) and a recovery container (40) for oil. In the refrigerant circuit (10), a compressor (21), an outdoor heat exchanger (24), and an indoor heat exchanger (33) are connected to perform a freez...  
WO/2005/003560A1
By adopting a construction in which a first balance weight is provided at the side end portion of the eccentric shaft portion of the auxiliary shaft portion and a second balance weight is provided at the side end portion of the eccentric...  
WO/2004/109200A1
A conventional heat pump system with a thermal storage section has had problems of an installation space and construction because the system requires a large capacity hot water storage tank. A thermal storage-type heat pump system has a ...  
WO/2004/106737A1
A linear compressor has a hollow piston (8002) with crown (8009) and sidewall (8006) reciprocating in a cylinder with a piston rod (8000) connecting the piston (8002) to a spring. A axially stiff but laterally compliant connection (8001)...  
WO/2004/092686A2
Two liquid levels are sensed in the oil sump of a compressor to determine if sufficient oil and excess refrigerant are present prior to starting the compressor and appropriate steps taken, if necessary. At start-up, and during operation,...  
WO/2004/079883A1
A magnetizing and assembling method capable of realizing a low cost and highly reliable electric compressor with a rotor having a built-in magnet. Magnets (130) are inserted into jig slots (104) arranged in a magnetizing jig (100) formed...  
WO/2004/076945A1
An extra portion of oil (L) in compressors (4a, 4b) is gathered in a buffer tank (44) through oil equalizing pipes (41a, 41b), respectively. The oil (L) is then distributed from the buffer tank (44) to the compressor (4a, 4b), and the pr...  
WO/2004/054342A2
A turbomachinery system (200) for cooling a high power density device (220) includes a turbomachine (300, 405, 505) configured to deliver a high flux cooling medium and a high power density device (220) arranged in fluid communication wi...  
WO/2004/051161A1
A vaporizer (38) for boiling off a liquid refrigerant from a combined liquid refrigerant/lubricant mixture (32) tapped from an evaporator (24) utilizes hot compressed gaseous refrigerant tapped (42) from a location upstream of the conden...  
WO/2004/048863A1
An air conditioner (1), comprising a plurality of heat source units (102a to 102c), refrigerant liquid communication pipes (4) and refrigerant gas communication pipes (5), utilization units (3a, 3b), and a refrigerant feed circuit, the r...  
WO/2004/044951A2
Apparatus providing at least one thermoelectric device for pressurizing a liquefied gas container and methods employing same are disclosed. A thermoelectric device including a heating surface and a cooling surface is used for pressurizin...  
WO2003038278A9
A multiple hermetic compressor assembly comprising a first compressor (12) and an adjacent, second compressor (13) interconnected by a hot gas pressure discharge manifold (16), a suction gas pressure equalization manifold (15), a suction...  
WO2002092169A9
According to the invention, methods and devices for increasing cardiopulmonary circulation induced by chest compression and decompression when performing cardiopulmonary resuscitation are provided. According to one method, a pressure res...  
WO/2004/027324A2
Disclosed is a very low temperature or cryogenic refrigeration system with a scroll compressor and utilizing a mixed refrigerant that decreases refrigerant discharge temperature by refrigerant injection into the compressor.  
WO/2004/001304A1
An engine heat pump, comprising a main compressor (2) driven by an engine, an indoor heat exchanger (8), an outdoor heat exchanger (5), an expansion valve (23) for the indoor heat exchanger, an expansion valve (21) for the outdoor heat e...  
WO/2003/104723A1
The invention provides an oil equalizing circuit for a freezing device having a plurality of compression mechanisms, which oil equalizing circuit is capable of improving the reliability of the feeding of oil to each compression mechanism...  
WO/2003/100328A1
Compression mechanisms (11) of a refrigerator having the plurality of compression mechanisms, comprising first, second, and third compressors (21, 22, and 23), a refrigerant suction main pipe (24), first, second, and third branched sucti...  
WO/2003/100329A1
A supercritical refrigeration cycle wherein CO2 is used as a coolant and the pressure at the high pressure side is higher than the critical point of the coolant, characterized in that a part of an lubricating oil is circulated together w...  
WO/2003/095908A1
The present invention relates to a method in connection with a refrigeration apparatus (1), wherein a circulating medium is circulated in a pipework (5a, 5b, 5c, 5d) by a compressor (2). The circulating medium is liquefied in a condenser...  
WO/2003/091638A1
A variable capacity refrigeration system which does not require a costly inverter compressor and does not exhibit low energy efficiency at high capacity. The system employs a constant speed compressor that operates continuously when the ...  

Matches 451 - 500 out of 2,766