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Matches 451 - 500 out of 3,226

Document Document Title
JP2017089468A
To prevent leakage of a lubrication oil from a gap between a crank shaft and a housing.A scroll compressor includes a casing, a scroll compression mechanism, a crank shaft (drive shaft), a housing 61, an oil reservoir space, and a bearin...  
JP6130271B2  
JP2016519702A5  
JP2017072137A
To provide a scroll pump having an improved electric drive portion.A scroll pump, in particular, a scroll vacuum pump has at least one scroll pump stage (19) for transporting a gas from a gas inlet (15) to a gas outlet (17) through the s...  
JP2017067273A
To obtain preferable sealability from a simplified and inexpensive structure using an O-ring.The seal structure comprises: one 2a of the seal area annularly formed in one 2A of the container constitution component constituting a housing ...  
JP6109301B2  
JP6105955B2  
JP6102343B2  
JP6106500B2  
JP2017053286A
To certainly prevent the leakage of a fluid from a rear stage compression chamber to a front stage compression chamber, in a scroll fluid machine.On a land part 37 defining a front stage compression chamber 3A and a rear stage compressio...  
JP2017044214A
To provide a seal ring that can be manufactured in less-expensive cost by an injection molding of a thermoplastic resin composition and can reduce leakage amount of a fluid.This invention relates to a seal ring that is integrally formed ...  
JP2017044123A
To provide a screw compressor having a pressure resisting function to suppress deformation of oil seals in one set of oil seals and improved in a service life of a seal device and compressor efficiency.A screw compressor includes a screw...  
JPWO2014175429A1
Multi-cylinder rotation compressor 100 is provided with a plurality of compression mechanism parts (the 1st compression mechanism part 10, the 2nd compression mechanism part 20). Behn of at least one compression mechanism part is pulled ...  
JP6083408B2  
JP6084962B2  
JP2017031934A
To provide a rotary compressor capable of ensuring a smooth vane motion, suppressing the occurrence of locking, and suppressing leakage loss, and a refrigeration cycle apparatus with this rotary compressor.A rotary compressor 2 comprises...  
JP6078393B2  
JP6066069B2  
JP2017015146A
To provide a seal ring that can be manufactured in less-expensive manner through an injection molding of thermoplastic resin composition and that can reduce leakage of fluid.This invention relates to a seal ring that is integrally formed...  
JP2017002726A
To provide a compressor which shortens the time needed for pressure equalization and reduces an amount of an oil flowing back to an accumulator.A compressor includes: a casing; and a compression mechanism which is disposed in the casing ...  
JP2016217219A
To provide a scroll compressor capable of reducing an amount of oil flowing into a back pressure chamber to improve performance.A crank shaft 12 has a flange part 12d at the lower part of an eccentric pin part 12c so as to have a diamete...  
JP2016205212A
To provide a gas compressor for improving the sealability of a lip type seal arranged between a rotary shaft and a housing.A compressor (100) includes a housing 10, and a compressor body (60) provided therein with a rotary shaft 51 seale...  
JP6041449B2  
JP2016200152A
To reduce the wear of a seal ring holder and a member contacting it.A scroll compressor includes a ring-shaped seal ring (37) for sealing a gap between a first back pressure space (23) on the inner periphery side of the back face of a mo...  
JP6032717B2  
JP6024487B2  
JP2016164408A
To improve a sealing effect of oil in an oil-cooled screw compressor.An oil-cooled screw compressor comprises: a male rotor 16a that includes a plurality of teeth; a female rotor that engages with the male rotor 16a; a rotor oil supply p...  
JP2016156336A
To enable a vane to be properly pushed against the inner face of a cylinder block while preventing the back flow of refrigerant gas and lubricating oil from a discharge chamber via a back pressure supply passage and respective back press...  
JP2016156300A
To provide a bearing seal mechanism of a mechanical supercharger for a vehicle, capable of preventing inflow of foreign matter to a bearing to improve durability, while suppressing mechanical loss and increase in weight, thickness and le...  
JP2016151256A
To provide a compressor suitable for using HFC-32 as a refrigerant without an increase in a parameter of refrigerator oil.The compressor uses HFC-32 as a refrigerant and polyol ester oil containing an ester compound with 9.6 or more of S...  
JP2016151246A
To enable a motor driven compression device capable of efficiently cooling each of the elements constituting a control circuit to be conveniently and easily assembled.Within a first main body member 12 constituting a casing 18 of a motor...  
JP2016148290A
To provide a compressor adopting a rotary mechanism, capable of reducing its size.The compressor compresses refrigerant sucked from the outside and discharges the compressed refrigerant. The compressor includes a cylinder 27 shaped cylin...  
JPWO2014041680A1
In the inside of housing 20 of oil injection type screw compressor 10, While separation gas supply way 59 for supplying separation gas to separation gas supply crevice 58 specified between the 1st seal unit of sealing device 50 and the 2...  
JP5963666B2  
JP2016135990A
To prevent lubricant oil from sintering into a compression work chamber when a main body of a non-oil supply type compressor is stopped.There are provided a non-oil supply type compressor main body 1 having a rotor, a rotor shaft 48A and...  
JP2016519702A
The present invention relates to the friction reduction polymer material which has dry type driving ability, this material contains a polymer matrix material and a bulking agent, and this bulking agent contains strengthening particles, t...  
JP2016121560A
To prevent the chattering of vanes due to pressures temporarily decreasing in back pressure spaces for the vanes in the second half of a compression stroke or in a discharge stroke.A back pressure space 77 of a vane groove 75 finishing c...  
JP2016121559A
To prevent the chattering of vanes due to pressures temporarily decreasing in back pressure spaces for the vanes in the second half of a compression stroke or in a discharge stroke.A back pressure space 77 of a vane groove 75 finishing c...  
JP2016121558A
To prevent the chattering of vanes due to pressures temporarily decreasing in back pressure spaces for the vanes in the second half of a compression stroke or in a discharge stroke.A back pressure space 77 of a vane groove 75 finishing c...  
JP2016109291A
To provide a seal ring that can be manufactured in less-expensive manner through injection molding of thermoplastic resin composition.This invention relates to a seal ring that is integrally formed by a thermoplastic resin composition in...  
JP2016102486A
To provide a scroll-type compressor which inhibits a gate corresponding part from blocking revolving motion of a movable scroll.A scroll-type compressor has a tip seal 41 stored in a seal groove 16c provided at a tip of each spiral wall ...  
JP2016102405A
To provide a fluid machine capable of restricting damage at the extremity ends of vanes and the inner peripheral surface of a housing and preventing occurrence of seal leakage.A fluid machine (a compressor 1) includes a cylindrical housi...  
JP2016084819A
To provide a scroll-type fluid machine capable of securing reliability of an oil seal and a bearing even in high rotation and high load operation of a compressor.A scroll type fluid machine includes a fixed scroll, a revolving scroll dis...  
JP2016079877A
To improve sealing performance in a region showing a high pressure difference between a protrusion end surface clearance and a bearing chamber, in particular, in regard to leakage of compressed gas through clearance between a female roto...  
JP2016070271A
To provide an oil-free screw compressor in which its manufacturing can be easily carried out and flexing of a screw rotor is restricted.An oil-free screw compressor of this invention comprises a screw rotor 14 including a screw part 14a ...  
JP2016070145A
To provide an oil-free screw compressor for reducing a pressure loss at an annular space communicating an atmosphere releasing hole with a communication hole and preventing lubricant oil from flowing into it during unloading time.This in...  
JP2016070178A
To realize an appropriate amount of oil supply by controlling an oil supply amount for each of a bearing part, a suction chamber and a compression space.A scroll compressor 1 comprises a fixed scroll 7 and a rotating scroll 8. A suction ...  
JP2016070142A
To provide an oil-free screw compressor capable of assuring both prevention of flowing-in of lubricant oil and a compression performance.This invention comprises a casing 12 having a rotor chamber 150; a bearing 22 supporting a rotary sh...  
JP5904961B2  
JP2015121121A5  

Matches 451 - 500 out of 3,226