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Patent Searching and Data


Matches 801 - 850 out of 4,036

Document Document Title
JP2011089736
To reduce loss caused by return of refrigerating machine oil to a suction side within a wide capacity control range and to secure the amount of the refrigerating machine oil necessary for a compressor, in an air conditioner including an ...  
JP2011084084
To provide an air conditioner capable of preventing lowering of coolant condensing efficiency of a condenser.This air conditioner includes a compressor, the condenser, an inflation valve, an evaporator, an intermediate heat exchanger 10 ...  
JP2011080620
To provide a receiver drier having a small number of components, and capable of preventing intrusion of foreign matters into a body, and preventing corrosion due to intrusion of moisture from the external.The receiver drier 1 includes a ...  
JP2011075208
To provide a bleed air recovery device which reduces a refrigerant amount leaked from the bleed air recovery device of a turbo refrigerator to the atmosphere maximally and recovers the refrigerant, and to provide a method of operating th...  
JP2011069557
To provide a compression type refrigerating machine which eliminates gaseous and liquid impurities from a plurality of refrigerating cycles such as a double refrigerating cycle or a plurality of compression-type refrigerating machines by...  
JP2011064457
To provide a heat exchanger capable of preventing the intrusion of rainwater or the like from a gap between adhering faces of a liquid receiver connection block and a liquid receiver.The liquid receiver connection block 6 having passages...  
JP2011064409
To provide a liquid receiver and a refrigerating circuit including the same capable of stably circulating a proper amount of refrigerating machine oil to a compressor at all times even if the compatibility of a refrigerant and the refrig...  
JP2011058741
To provide a refrigerator capable of saving power and improving cooling efficiency.In this refrigerator 1 including a cooler 20 in which fins 22 are fixed at prescribed intervals in a refrigerant tube 21 meandering in several stages, a c...  
JP2011058768
To optimally design a fluid heating device, reducing size and cost.The fluid heating device includes a combustion device for burning fuel to generate thermal energy and a heater 1 for heating fluid by the thermal energy from the combusti...  
JP2011058742
To provide a refrigerator saving on power and improved in cooling efficiency.This refrigerator is provided with: a compressor 17; a cooler 20 formed by fixing fins 22 to a refrigerant tube 21, which meanders in a plurality of stages, wit...  
JP2011047610
To provide a multi-chamber type air conditioner capable of reducing refrigerant circulating noise generated in a heating operation.The multi-chamber type air conditioner includes one outdoor unit 19 and a plurality of indoor units 16a, 1...  
JP2011047525
To provide an air conditioner capable of improving the efficiency of a compressor and keeping the reliability of the compressor.The air conditioner includes an outdoor unit 2 having the compressor 5 compressing a coolant, a four-way valv...  
JP2011047545
To provide an operation control method of a suitably operable multi-chamber type air conditioner.The air conditioner is composed of a plurality of indoor units (not shown in the figure) connected to an outdoor unit (not shown in the figu...  
JP2011047634
To provide a heat exchanger capable of improving a gas-liquid separation effect.This heat exchanger has a liquid receiver 7 having a refrigerant inlet 32 and a refrigerant outlet 33 in a state that the refrigerant inlet is positioned at ...  
JP2011047546
To provide an accumulator for a compressor capable of reducing the price.The accumulator for the compressor includes: a suction pipe for sucking a refrigerant at the upper center of a cylindrical closed container; discharge pipes for dis...  
JP2011043279
To obtain a refrigerating air conditioner preventing decline in a circulating flow rate in a refrigerant circuit caused by increase in liquid refrigerant amount in gas piping by optimizing a refrigerant flow rate made to flow in a refrig...  
JP2011033211
To provide a refrigerating device capable of suppressing the clogging of a strainer caused by an oxidized scale by reducing an amount of refrigerating machine oil passing through the strainer, as a result, capable of increasing a capturi...  
JP2011033209
To improve durability of a device and cost reduction by preventing liquid return to a compressor even when a capacity of an accumulator disposed at a suction side of the compressor is small.This refrigerating device includes a refrigeran...  
JP2011033289
To provide a refrigerating cycle device capable of enhancing refrigerating capacity even when a refrigerant having small cooling capacity per unit volume is used.In the refrigerating cycle device, an annular refrigerant circuit is consti...  
JP2011027292
To maintain an appropriate amount of refrigerating machine oil returning to a compressor, suppress wear of a sliding portion of the compressor, and to improve service life of the compressor.In this refrigerating device, a refrigerating c...  
JP2011027358
To provide a heater preventing liquid compression while enabling cooling treatment of an intermediate temperature liquid.The heater 100 includes a heat pump 101 and a hot water storage tank 102. The heat pump 101 has: a refrigerant circu...  
JP2011027293
To provide an oil separator capable of improving separating performance of refrigerating machine oil by sufficiently securing a separating step of the refrigerating machine oil even with a compact container.In the oil separator 17 for ma...  
JP2011021773
To provide an accumulator easily assembled, reducing manufacturing costs, and keeping a stable motion without generating rattling of each component and abnormal noise even when vibration and the like is applied to the accumulator.This ac...  
JP2011021883
To provide a refrigerating air conditioner that firstly prevents foreign matters from returning to a compressor from an accumulator during pipe cleaning, and secondly shortens the time to collect the foreign matters.A heat source side un...  
JP2011012858
To provide a receiver tank which improves mounting performance to a heat exchanger and reducing manufacturing costs by reducing the number of components.A receiver dryer 10 is firmly mounted on a capacitor 1 by engagement of a male screw...  
JP2011007379
To provide an air conditioner capable of avoiding burning of a bearing due to shortage of oil.The air conditioner includes an outdoor unit 22 and a plurality of indoor units 30. The outdoor unit 22 includes a compressor 1, an oil separat...  
JP2011007482
To enlarge the control width of a heating capacity in an air conditioner which controls an opening degree of an expansion valve so that a super-cooling degree of a coolant at an outlet of an indoor heat exchanger can reach a target super...  
JP2011007489
To provide a variety of methods for returning a system to an optimal state and calculating cost efficiency.A cooling system includes a compressor for compressing a coolant, a condenser for condensing the coolant to liquid, an evaporator ...  
JP2011007351
To provide a refrigerating device easily controlling an amount of oil in a case.This refrigerating device includes a multistage compressor 11 having an intermediate pressure in the case 12, an oil separator 22 disposed on a high-pressure...  
JP2010286193
To provide a cyclone type oil separator for separating oil mixed in fluid using a centrifugal force.In this cyclone type oil separator including a shell 11 having an inner wall of which a transverse cross-section is circular, a fluid inl...  
JP2010286217
To provide an accumulator which avoids the resonance of an insert pipe in every operating situation of a compressors.The accumulator 1 is disposed near the compressor. The accumulator 1 includes a casing 2 and a pipe member 3. The casing...  
JP2010276277
To provide an oil separator for an air conditioner capable of reducing the discharge pulsation or air-column vibration of a compressor without increasing the number of components, the number of manufacturing man-hours and an installation...  
JP2010276250
To provide an air conditioner capable of simplifying a configuration and installation work and having oil separators capable of uniformizing the amount of refrigerating machine oil returned to each compressor of a plurality of outdoor un...  
JP2010276304
To provide a steam generation system capable of effectively using boiler exhaust heat.The steam generation system 101 includes an absorption heat pump 1, a boiler 93, waste heat guide means 61 (62), and a steam supplying means 89. In the...  
JP2010270957
To provide a refrigerating device capable of being stably operated for a long period by removing hydrogen fluoride generated in a refrigerating cycle, and suppressing deterioration of components used in the refrigerating cycle.This refri...  
JP2010260450
To provide an air conditioner for a vehicle capable of defrosting an outdoor heat exchanger with a simple constitution.When the outdoor heat exchanger 26 is frosted and a vehicle is stopped, a control device controls throttling openings ...  
JP2010260026
To provide a gas-liquid separator capable of disposing a barrier wall without requiring a strict working precision and capable of exhibiting the high efficiency of gas-liquid separation.The gas-liquid separator 1 comprises: a substantial...  
JP2010255911
To positively remove oil from refrigerant gas in regard to an oil separator and a compressor for a cold storage refrigerator having a filter element for collecting oil included in refrigerant gas.The oil separator includes a filter eleme...  
JP2010255965
To provide an air conditioner of high energy efficiency by reducing in-pipe refrigerant pressure loss of an indoor heat exchanger and a pressure loss in piping connecting an indoor cycle and an outdoor cycle, and improving indoor heat ex...  
JP2010255966
To provide an air conditioner of high energy efficiency by reducing in-pipe refrigerant pressure loss of an indoor heat exchanger and a pressure loss in piping connecting an indoor cycle and an outdoor cycle, and improving indoor heat ex...  
JP2010249455
To provide a refrigerant circuit device reducing power consumption by reducing the pressure loss of refrigerant flowing from an expansion mechanism to a compressor via an evaporator.The refrigerant circuit device is provided with an excl...  
JP2010249382
To provide a refrigerating machine oil changing device capable of changing a refrigerating machine oil easily while continuing an operation of a refrigerating cycle system.This refrigerating machine oil changing device 10 includes an oil...  
JP2010236829
To provide an inexpensive refrigerating device preventing outflow of lubricating oil to a halt side compressor during operation of a main compressor and reducing a suction pressure loss so as to improve a refrigerating capacity.In the re...  
JP2010236795
To provide a cooling system effectively ensuring lubricating and sealing performances of a compressor and improving cooling efficiency regardless of an outside air temperature and a temperature condition of a refrigerant discharged from ...  
JP2010236828
To provide a refrigerating device eliminating the possibility of lubrication failure to be caused by shortage of lubricating oil on a main compressor side even when only the main compressor is used for a long time.In the refrigerating de...  
JP2010236706
To improve air conditioning performance while reducing pressure loss of gas side communicating piping during cooling operation as much as possible in an air conditioner with a refrigerant circuit with a heat source side circuit and a use...  
JP2010236714
To obtain a refrigerating cycle device capable of determining excess and deficiency of a refrigerant amount in a refrigerant circuit with a high degree of accuracy even when an element complicating calculation of the refrigerant amount o...  
JP2010236726
To provide a heat pump device easily insulating noises generated during partial load operation.The heat pump device is equipped with: a turbo compressor 6 for compressing a refrigerant; a condenser 2 for condensing the compressed refrige...  
JP2010230233
To provide a highly reliable air conditioner capable of reducing risks of the poor lubrication of a compressor by suppressing the dilution of refrigerating machine oil caused by a liquid refrigerant returned to a compressor side from an ...  
JP2010230251
To reduce the total height dimension of a cooler for refrigerating and an accumulator, so that the cooler for refrigerating and the accumulator can be disposed without struggling even in a circumstance that a space in the height directio...  

Matches 801 - 850 out of 4,036