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Patent Searching and Data


Matches 601 - 650 out of 3,997

Document Document Title
JP2013096661
To provide a heat pump device capable of suppressing the amount of liquid returning to a compressor without using a refrigerant container while unfreezing frost deposited on a bottom of a heat sink, and to provide a heat pump water heate...  
JP2013096621
To provide a structure capable of keeping a strength of a tank configured by welding and fixing an inflow pipe and an outflow pipe for a refrigerant to a tank body, and used in a refrigeration cycle device, without increasing a thickness...  
JP2013096674
To provide a heat pump type hot water supply heat source machine for improving boiling-up efficiency by reducing heat radiation from a compressor and surely suppressing the generation of vibration or noise caused by vibration transmissio...  
JP2013096640
To provide an oil recovery method for a multi-type air conditioning system capable of efficiently and surely recovering refrigerating machine oil in system update, and to provide the multi-type air conditioning system.A heat exchanger 20...  
JP2013096620
To provide a dryer for a refrigeration cycle with an adsorbent capable of adsorbing moisture in a refrigerant, the dryer being free from any trouble due to degradation of the adsorbent made of a gelling superadsorbent polymer.The adsorbe...  
JP2013092297
To enhance responsibility when controlling refrigerant state quantity in a high pressure side in a heat source unit while playing a role as a buffer for a receiver to temporarily store liquid refrigerant.The receiver 34 has a container 5...  
JP2013092293
To improve the operation efficiency of a refrigerating device by enlarging power generated in an expander while properly controlling a capacity of each use-side unit in the refrigerating device which distributes refrigerants expanded by ...  
JP2013087686
To solve the problems of a conventionally structured accumulator for a 2-piston compressor, wherein there is a difference in heights of interior pipes of the accumulator in order to equalize flow passage lengths from the interior pipes t...  
JP2013079739
To provide a technology for continuously converting low-pressure steam to high-temperature high-pressure steam, since it is required to reduce energy used in refrigerating cycle devices and steam boilers and provide devices for continuou...  
JP2013064543
To provide an air conditioner capable of preventing liquid refrigerant accumulated in an outdoor heat exchanger of a stopped outdoor unit from collecting in an operated outdoor unit and overflowing from an accumulator of the outdoor unit...  
JP2013053848
To provide an efficient heat exchanger or the like for a refrigeration process.The heat exchanger (500) includes a fluid inlet manifold (502) into which a mixed refrigerant for an extremely low temperature enters which is fluid comprisin...  
JP2013053818
To provide an air conditioner which can execute heating operation while user's comfort is maintained.The air conditioner includes an indoor temperature detection unit for detecting an indoor temperature, and a target temperature setting ...  
JP2013053568
To provide an oil separator having a good separating efficiency that separates oil from coolant gas by a centrifugal force, and a compressor.The oil separator, which centrifugally separates oil from a coolant mixed with the oil discharge...  
JP2013053757
To provide a refrigerant circuit system in which the volume of a plurality of accumulators provided in series and the size of an oil return hole are appropriately set so as to achieve both the prevention of liquid backflow and the preven...  
JP2013044456
To provide an oil separator that reduces possibility that the separated refrigerator oil scatters again by allowing the separated refrigerator oil to quickly reach the lower part of the oil separator and improves separation efficiency of...  
JP2013044487
To achieve reduction in constituent members, to eliminate the need of temporary fixing by welding and to achieve easy assembly while providing appropriate space between a liquid receiver and a header pipe.A heat exchanger includes: a hea...  
JP2013040734
To provide a heat pump which can improve heat exchange performance of a condenser.The heat pump includes: an evaporator 2 which makes the heat medium heat-exchange with a high temperature heat source to evaporate the heat medium; a compr...  
JP2013036704
To detect the clogging of refrigerant in an accumulator (33) even without detecting the pressure of refrigerant between the accumulator and a compressor.A refrigeration device includes: a first determination part (1) for determining whet...  
JP2013036707
To provide a refrigerating cycle apparatus capable of safely executing the work or the like by a more simple constitution or the like in a refrigerating apparatus employing the carbon double bond.The refrigerating cycle apparatus constit...  
JP2013036706
To provide a refrigerating cycle apparatus using a refrigerant having a molecular structure of a carbon double bond, and capable of safely executing the work or the like by a more simple constitution or the like.The refrigerating cycle a...  
JP2013029236
To provide an accumulator that hardly causes clogging of a filter.The accumulator 25 includes a container 90, an oil return pipe 29, and a filter 60. The oil return pipe 29 includes a sub oil return pipe 29a disposed at a lower part to c...  
JP2013024505
To provide a refrigerating cycle device that recovers refrigerating machine oil remaining in a pipe with a simple structure, while reducing costs.This refrigerating cycle device including a compressor for compressing a refrigerant, a con...  
JP2013007529
To prevent a generation of freezing of a refrigerant while preventing an increase of filling amount of an adsorbent, and also to prevent an inner corrosion of components.A drier for a refrigeration cycle is applied to a vapor compression...  
JP2013002722
To provide a refrigerator capable of being stably operated with high efficiency in response to fluctuations of ambient conditions and cooling loads.The refrigerator includes a compression means 1, an intermediate cooler 7, a radiator 2, ...  
JP2013002692
To provide a reversible gas-liquid separator that is suitably made compact.A gas-liquid separator 1A includes a first pipe 3A, a second pipe 3B, and a gas outlet pipe 4 which are three pipes extending from outside to inside a sealed cont...  
JP2012251762
To provide an air conditioner using a mixed refrigerant having no ODP and small GWP, capable of suppressing discharge temperature and reducing a temperature gradient on an evaporator side.In the air conditioner 10, two kinds of mixed ref...  
JP2012247156
To provide a steam generating method using a heat pump capable of absorbing the heat remaining in discharged hot water, efficiently and stably generating steam at the required temperature, and saving the energy and reducing the carbon di...  
JP2012241962
To provide a gas-liquid separator which has small resistance of transmission while maintaining high gas-liquid separation efficiency.The gas-liquid separator is configured with a gas-liquid two phase refrigerant inflow pipe 1 through whi...  
JP2012241967
To provide a supercritical steam compressing type heat pump that can raise heating capacity by allowing operation without lowering a high pressure.In a supercritical steam compressing type heat pump 2, a CO2 refrigerant is used as a work...  
JP2012241919
To provide a cyclone type oil separator capable of suppressing a swirling vortex caused in oil stored at a bottom part in a body and preventing a fluid from flowing out of an oil delivery pipe.The oil separator includes: a sealed type bo...  
JP2012241963
To provide a gas-liquid separator which improves separation efficiency of separating a gas-liquid two phase refrigerant into a gas phase refrigerant and a liquid phase refrigerant.The gas-liquid separator is configured with a gas-liquid ...  
JP2012233692
To provide a method of manufacturing an air conditioning device, which recovers most of sealed refrigerants for an operation test in a short time and leaves only an appropriate amount of the refrigerants in an air conditioning device.The...  
JP2012233664
To provide an accumulator capable of being miniaturized without decreasing the gas-liquid separability of refrigerant.The accumulator includes: a liquid storage chamber 2 for storing the refrigerant; a refrigerant inlet 4a for supplying ...  
JP2012229893
To provide a refrigerating air conditioning device which can detect the leakage of a refrigerant by calculating a surplus liquid refrigerant amount in a surplus liquid refrigerant storage vessel by using a detecting device which is high ...  
JP2012225614
To provide a refrigerant piping cleaning method of a multi type air conditioner in which the existing refrigerant piping system is used as it is, a new outdoor machine and new indoor machines are connected and, thereafter, the refrigeran...  
JP2012225519
To reduce the manufacturing cost of an accumulator by reducing the number of components and simplifying a manufacturing process.An accumulator 1 includes a cylindrical body 2 opened at one end, a body 3 which seals an open end of the bod...  
JP2012225612
To provide an intermediate heat exchanger usable for an air conditioning device, which can prevent deterioration in refrigerant condensation efficiency of a capacitor and save a space.The intermediate heat exchanger 10 includes: an outer...  
JP2012220067
To provide a refrigerant circuit device that prevents cooling efficiency from being reduced by suppressing inflow of a liquid-phase refrigerant into a gas-phase refrigerant channel even if quality of a refrigerant flowing in a gas-liquid...  
JP2012220124
To provide an extraction device and an extraction method for a refrigerating machine that can prevent a non-condensed gas such as air and hydrogen from remaining in an extraction tank, and can prevent a back-flow of the non-condensed gas...  
JP2012220147
To provide a gas-liquid separator for a compressor which improves vaporization efficiency and hardly causes noise increase due to air column resonance or the like in a gas-liquid separator.The gas-liquid separator for a compressor is con...  
JP2012220162
To improve performance and efficiency of a refrigeration cycle to be used for cooling such as cooling, refrigerating, and freezing a supercritical refrigeration cycle by increasing the specific enthalpy difference of a refrigerant in a v...  
JP2012211763
To sufficiently secure a liquid refrigerant fed to evaporators (51a, 51b, 51c) from an oil separator (22) provided on the outflow side of an expander.An opening/closing valve (70) is provided in an oil feed pipe (43). When a liquid refri...  
JP2012202635
To provide an oil separator capable of efficiently liquefying oil mist included in a refrigerant gas and efficiently separating liquefied oil from the refrigerant gas, in the oil separator for separating the oil from the refrigerant gas ...  
JP2012202378
To provide a rotary compressor reducing a discharge oil amount discharged from a discharge port for a refrigerant.A rotor 2b is formed with a plurality of through holes 2b-1 penetrating from a bottom face, which is on the opposite side t...  
JP2012202652
To provide a refrigerant distributor capable of distributing refrigerants which is adjusted to conditions suitable for improving cycle efficiency, to various cycle component devices.A circling space SS for making the refrigerant flowing ...  
JP2012202640
To provide a receiver drier capable of securely soaking a fluorescent agent in a liquid refrigerant, improving the reliability of the leak detection of the refrigerant, and preventing a failure to accommodate the fluorescent agent in a b...  
JP2012197973
To provide a vapor-liquid separable and oil-separable separation device which can attain reduction in the size and space of a unit.The separation device includes: an accumulator for vapor-liquid separating a refrigerant to be supplied to...  
JP2012193897
To provide a refrigeration cycle device that improves ease of superheat degree control without being affected by variation in operating conditions to maintain a stable operation state.A refrigeration and air conditioning device 100 inclu...  
JP2012193893
To provide an oil separator capable of preventing breakage caused in a float with an extremely simple configuration.The oil separator 11 separates oil in refrigerant discharged from a compressor and returns the oil to the compressor. The...  
JP2012189313
To provide a condenser having a receiver for use in an air conditioning system.The condenser having a refrigerant reservoir assembly includes a plurality of refrigerant tubes, at least one header in hydraulic communication with the plura...  

Matches 601 - 650 out of 3,997