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JP3927823B2 |
To provide a refrigerant flow diverter for a refrigerating cycle reducing the number of components, reducing manhour for brazing and piping, improving the reliability, and capable of manufacturing an air conditioner at a low cost. This r...
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JP2007514919A |
An accumulator acts as a buffer to prevent over-pressurization of the vapor compression system while inactive. By determining the maximum storage temperature and the maximum storage pressure a system will be subject to when inactive, a d...
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JP2007127326A |
To protect a wet operation in a refrigerant sudden change operation of an engine drive type heat pump, and to improve reliability in filling an appropriate amount of refrigerant.In this engine drive type heat pump 1 having a compressor 1...
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JP3915123B2 |
An air conditioner which includes ports (22, 23, 24) provided on portions in a refrigerant circuit where oil are liable to gather, such as bottoms of a compressor (1), accumulator (5), a receiver (12) and the like, through which ports a ...
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JP3903250B2 |
To provide an economical high-yield refrigerant treating apparatus for recovered equipment, and an oil separator wherein a liquid refrigerant is recovered and regenerated by thermal conversion of high efficiency, and also charged without...
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JP3903763B2 |
To solve a problem that arises when a three pipe type air-conditioning/ refrigerating system using a first refrigerant and a first refrigerating machine oil is replaced with the system using a second refrigerant and a second refrigeratin...
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JP3904239B2 |
The present invention relates to a method and apparatus for charging a closed, pressurizable fluid system with an appropriate fluid, comprising a) connecting to the system a closed, unpressurized container containing a predetermined amou...
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JP2007085643A |
To provide a cleaning method for an air conditioning system with a simple structure, capable of inexpensively and positively renewing refrigerating machine oil, and to provide an outdoor unit used therein.The air conditioning system 1 is...
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JP3130308U |
To provide a gas recovery jig which can efficiently recover gas such as CFCs quickly and surely with a small amount of labor and can be manufactured at low cost. A fixed side contact portion 8 in contact with approximately half of the ou...
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JP2007071421A |
To provide an air conditioner capable of simplifying its installation work and the like.This air conditioner has an outdoor unit 103 comprising a compressor 107 for compressing a refrigerant, and a condenser 109 for condensing the refrig...
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JP3887587B2 |
To provide an air conditioner enhancing a peeling off property of an article to be washed from a pipe wall, i.e., a washing property of an existing pipe by dissolving a refrigerator oil (article to be washed) comprising a mineral oil in ...
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JP3882841B2 |
To provide constitution and a renovation method allowing early detoxification of acid components remaining in existing refrigerant piping in renovating an outdoor unit and an indoor unit while diverting the existing refrigerant piping of...
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JP2007040609A |
To simplify a system for accurately managing a refrigerant filling amount by preliminarily sealing a determined amount of refrigerant in a component which constitutes a part of a circulating circuit for air conditioning refrigerant, and ...
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JP2007024488A |
To provide a cooler capable of using a water coolant and capable of reducing an electric power consumption.This cooler 1 has a water coolant circulation part 1 constituted of an evaporator 21 built in with a heat exchanger 211 with a flo...
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JP3866234B2 |
To provide a processing method of flammable refrigerant capable of separately processing both carbon hydride and various chlorofluorocarbons, in recovering foaming agent which is a mixture of the carbon hydride and the various chlorofluo...
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JP3867370B2 |
To seal a refrigerant into a sealed space at a prescribed density by sealing the refrigerant under a condition where a temperature in the sealed space is equivalent to a prescribed temperature above a critical temperature of the refriger...
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JP3863827B2 |
To provide an air conditioner enhancing a peeling off property of an article to be washed from a pipe wall by dissolving a refrigerator oil (article to be washed) comprising a mineral oil by a refrigerator oil comprising a synthesized oi...
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JP3855901B2 |
To surely recover even a minute amount of refrigerant in moving to surely prevent the unsafety caused by leakage of the refrigerant in a refrigeration air conditioner using the combustible refrigerant, and the harmful refrigerant of even...
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JP3852160B2 |
To improve a flushing efficiency and enhance the reliability by carrying to the flushing using a mixture fluid consisting of a specific polyvinyl ether and hydrofluorocarbon based refrigerant. A system made of hydrochlorofluorocarbon(HCF...
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JP2006308117A |
To provide a refrigerant injection device capable of efficiently injecting liquid refrigerant in a short time, surely eliminating bubbles in the liquid refrigerant, and recovering and recycling the liquid refrigerant discharged during in...
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JP2006300359A |
To provide a refrigerant liquid injection device and a refrigerant liquid injection method improving cooling performance as a cooling module by ensuring air venting in injecting a refrigerant liquid into the cooling module to secure the ...
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JP3840565B2 |
A piping cleaning system switches over a four-way switching valve 43 of a heat pump circuit 200 so that two transfer heat exchangers 25, 26 are operated alternately as a cooling device and a heating device, by which a cleaning refrigeran...
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JP2006292289A |
To suppress the deterioration of capability caused by the connection of a long connecting pipe in an air conditioner.The air conditioner comprises a refrigerating cycle constituted by successively connecting a compressor 10, an outdoor h...
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JP3837225B2 |
To film a nonazeotropic mixed refrigerant without generation of a change of its composition and without breakdown of a compressor. In a method for filling a nonazeotropic mixed refrigerant wherein the nonazeotropic mixed refrigerant 39 t...
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JP2006283997A |
To provide a refrigerating cycle device and its operating method capable of improving reliability by effectively removing an iron chloride, a fatty acid compound and high-molecular weight oil.In this refrigerating cycle device comprising...
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JP3835365B2 |
To diminish the size of an oil seizing device in a freezing equipment which diverts existing refrigerant gas piping and refrigerant liquid piping. An air conditioner 1 includes a utilization unit 5 having a utilization side heat exchange...
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JP3825755B2 |
To provide a heat pump hot water supply device using carbon dioxide refrigerant, having improved handling property when carried-in and installed and reduced heat loss from a hot water supply circuit and avoiding the freezing of supplied ...
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JP2006234027A |
To provide a three-way valve having airtightness which is installed for connection between an indoor unit and an outdoor unit of an air-conditioning device and which has high engagement precision of a screw part.Ni coatings are applied t...
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JP3817925B2 |
To prevent the deformation of an air conditioning pipe when the pipe is filled with a refrigerant by reducing the number of parts and a cost for manufacturing the parts, preventing the damage of the air conditioning pipe and parts to whi...
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JP2006226653A |
To provide a replacing method for a refrigerating cycle capable of extending a service life after replacement by carrying out replacement with a compressor sealing linear alkylbenzene with little deterioration of viscosity even in a high...
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JP3816066B2 |
To provide a reproduction method for raising the purity of reproduced chlorofluorocarbon, mixing neither air nor oil in the reproduced chlorofluorocarbon. As a basic means of the reproduction method of recovered chlorofluorocarbon, the r...
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JP2006220381A |
To achieve quickest speed-up of a recovery time and certain recovery of the whole amount when recovering a refrigerant from a vehicular air conditioning system.This refrigerant processor recovering the refrigerant to a refrigerant recove...
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JP3812121B2 |
To provide a device for arc machining for preventing disorder of a pump and an electric shock due to cooling water leakage out of a tank as well as preventing water leakage at the time of attaching/detaching of an arc machining torch or ...
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JP3802701B2 |
To provide an oil drawing out method and a device from a compressor in which maintenance of the device can be easily performed and the demolition can be safely executed without contaminating the circumferential environment, and recycling...
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JP2006189220A |
To provide a refrigerant separating recovering device capable of separating a refrigerant dissolved in waste oil, removing the refrigerant from the waste oil, and recovering the refrigerant.In this refrigerant separating recovering devic...
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JP3799906B2 |
To improve refrigerant recovery efficiency by ending a refrigeration recovery operation at an appropriate timing since the refrigerant recovery efficiency may decrease if the refrigerant recovery operation continues regardless of less re...
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JP2006181415A |
To provide an apparatus for surely and safely detoxifying ammonia which is capable of conducting the neutralization by carbon dioxide that is safe in storing and maintenance and is inexpensive with a fast absorption reaction of ammonia a...
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JP2006162122A |
To provide a vehicular air conditioner for easily and efficiently recovering a refrigerant, without largely changing a system, while recovering the refrigerant for minimizing leakage of the refrigerant, when using a combustible refrigera...
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JP2006162123A |
To provide an air conditioner capable of evacuation and piping construction, without using an electric vacuum pump of an external part.This separable air conditioner has an indoor unit 1 connected to an outdoor unit 2 via a refrigerant p...
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JP2006153286A |
To provide an operating fluid collecting device applicable to a plurality of operating fluid filled pipes different in outer diameter for minimizing the discharge of operating fluid into the atmospheric air.The operating fluid collecting...
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JP2006153294A |
To provide a vehicular air conditioning system having a vapor compression refrigerating cycle using combustible refrigerant for recovering the refrigerant to minimize the leakage of the refrigerant and easily carrying out refrigerant rec...
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JPWO2004063645A1 |
The oil separation part of the system oil separator, the filter dryer, the compressor and the heat exchange part of the system oil separator are connected to the pipe connecting the high pressure side connector and the front tank, which ...
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JP3774844B2 |
To provide an air conditioner, a refrigerating cycle device, and a refrigerant charging method which omitts the refrigerant charging work at an installation site, and is free from the lowering of the capacity in cooling operation in the ...
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JP3767586B2 |
To restrain an increase in viscosity of refrigerating machine oil, by restraining a temperature drop in a low pressure side refrigerant. This refrigeration unit has a refrigerant circuit 10 for performing a refrigerating cycle by connect...
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JP2006090559A |
To provide an air conditioner capable of promoting environmental protection while eliminating work by a gas pressure method or the like causing environmental degradation or performance degradation by facilitating gas extraction work in r...
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JP3763559B2 |
To avoid discharging a refrigerant gas in the air during purging for installing a separate type air conditioner, etc. A purging apparatus having a substituting gas vessel 3 charged with a substituting gas and recovered gas vessel 3 for r...
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JP2006084111A |
To transmit cold heat to a cooler even in a three-phase point or less of carbon dioxide, when transmitting the cold heat generated by a refrigerating machine to the cooler via a secondary refrigerant.This refrigerator 1 has a machine roo...
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JP3755481B2 |
To provide a vacuum pump allowing an air conditioner to be easily and rapidly installed while suppressing an adverse effect on an environment when the air conditioner is installed. In this vacuum pump, the inside of a cylinder 15 is divi...
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JP3749092B2 |
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JP2006038453A |
To enhance determination precision for a liquid level detecting circuit for determining the presence of storage of a liquid refrigerant up to a prescribed position of a receiver, in a refrigeration unit provided with a refrigerant circui...
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