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Matches 951 - 1,000 out of 3,233

Document Document Title
JP3849949B2
PURPOSE: To promote high speed and large capacity easily while reducing an outer diameter by making a circumscribed rotator into rotation and revolution by means of an eccentric turning shaft in a state that an inscribed trochoidal body ...  
JP3849661B2
To provide a pump of a relatively simple structure, of little manufacturing cost, easy to miniaturize, hard to develop troubles, and of good pump performance, and an ink-jet printer having the same mounted thereon. The pump 30 mounted on...  
JP2006525467A
The seal assembly object for protection of the seal equipment for stillness used for a vacuum pump. A seal assembly object has O ring seal which carries out engaging of clutch at least two parts mutually connected in seal, and between [t...  
JP2006525468A
The screw type liquid ring pump containing the spiral screw rotor (8) inside the pump housing (9) equipped with the entrance portion (3) and the Deguchi portion (11), and a housing to rotate. The rotor is connected with the shaft (7) pre...  
JP3843333B2
To arrange a balance weight at the space between a turning scroll rear surface and a frame and to achieve a configuration where oil for lubricating each shaft support section cannot be easily mixed to working fluid after passing a suctio...  
JP2006300077A
To adjust a continuous capacity change by a single control mechanism, in a scroll machine.The relative movement is provided in the axial direction or the radial direction of both scroll members, and a load of the machine is released by r...  
JP2006300076A
To adjust a continuous capacity change by a single control mechanism, in a scroll machine.The relative movement is provided in the axial direction or the radial direction of both scroll members, and a load of the machine is released by r...  
JP2006300075A
To adjust a continuous capacity change by a single control mechanism, in a scroll machine.The relative movement is provided in the axial direction or the radial direction of both scroll members, and a load of the machine is released by r...  
JP2006291854A
To improve the reliability and durability of an electromagnetic coil by reducing power consumption required for heating around a sealing device to prevent leak from an open type compressor during a low temperature.When a compressor atmos...  
JP2006283769A5  
JP2006283769A
To provide a highly convenient oilfree scroll type vacuum pump having a long service life and reducing electric power consumption.This oilfree scroll type vacuum pump is provided with a first spiral scroll wrap erected from an end plate ...  
JP2006274836A
To provide a versatile mounting method of an upper cup muffler when mounting an upper cup muffler in an upper bearing part for sealing an opening of the top cylinder.When mounting an upper cup muffler 7 in an upper bearing part 6, an upp...  
JP2006241977A
To provide a scroll compressor and an air conditioner, having stepped parts formed to spiral laps of a fixed scroll and a swirl scroll to efficiently reduce compression leakage from the stepped parts.The scroll compressor has an oil supp...  
JP2006214380A
To curtail a shaft sealing member provided in a driving shaft and a driven shaft in an electrically-operated roots type compressor to trim power losses caused by the shaft sealing member.The electrically-operated roots type compressor is...  
JP3810874B2
To improve sealability of a fluid machine and durability of a bearing by adopting a labyrinth seal. Rotors 37, 39 are meshed with each other through screw-like projections 49, 51. A casing 13 rotatably houses the rotors 37, 39, and has a...  
JP3810102B2
PURPOSE: To provide a scroll type compressor which has high efficiency capable of restraining a leakage quantity of a high pressure compressing part in a central part of a pair of scrolls and has a high safety factor by relieving stress ...  
JP2006207532A
To increase sealability of an O-ring at low cost and thereby to improve performance of a rotary compressor.The rotary compressor comprises: upper and lower cylinders 38, 40 constituting first and second rotary compression elements 32, 34...  
JP2006207542A
To provide a chip seal for a scroll type compressor made of PTFE and its manufacturing method advantageous in size accuracy especially in a wall thickness, capable of preventing change in the shape and dimension of a chip seal in a heati...  
JP2006200373A
To improve performance, by increasing sealability of a discharge muffling chamber to improve volumetric efficiency of a rotary compressor.The rotary compressor comprises: upper and lower cylinders 38, 40 constituting first and second rot...  
JP2006200374A
To improve volumetric efficiency, by increasing sealability of a second rotary compression element of a rotary compressor.The rotary compressor 10 is constituted by arranging a second rotary compression element 34 on a motor drive elemen...  
JP3801332B2
To prevent infiltration of lubricating oil in a space into a bearing, and to prevent the degradation of grease in the bearing by arranging a pressure equalizing hole to communicate the space between the bearing to journal an outside end ...  
JP3796277B2
PURPOSE: To dissolve a mechanical reversal at the stop time of scroll machine and the inconvenience of the generation of a noise following thereto by the valve mechanism utilizing an existing mechanical structure. CONSTITUTION: A solenoi...  
JP3788380B2
To increase a sealability between a high pressure space and a low pressure space in a casing 10, and to prevent a workability from lowering at the time of assembly and a cost from increasing in a rotary compressor. A peripheral groove 42...  
JP2006152930A
To reduce a loss resulting from leakage at a mirrored sliding surface of a turning scroll and a fixed scroll.There is provided a back-pressure introducing space at the mirror-plate surface of the fixed scroll or turning scroll. Thereby, ...  
JP3785404B2
To provide an oil sealing device for a roots blower capable of surely preventing the leakage of the lubricant accommodated in a driving chamber, and preventing the progress of deterioration of a bearing and a gear caused by the shortage ...  
JP3783720B2
To surely seal a gap between a suction port and a suction pipe without increasing pressure loss of suction gas and disturbing displacement of a compression mechanism and a motor. In a compressor having the compression mechanism 20 and th...  
JP2006132403A
To provide a scroll compressor surely canceling thrust load of a movable scroll by leading stable delivery refrigerant to a damping gap.The scroll compressor 1 including a delivery chamber 14 in one side surface 12a of a movable scroll 1...  
JP2006132504A
To reduce abutting force (mutually pushing out force) of a turning shaft and a contact type seal member on a driving shaft side (inner side in the direction of turn) of the turning shaft of a scroll type compressor using the contact type...  
JP2006132402A
To provide a scroll compressor capable of being improved for the sealing performance of a gap for cushion.Since the gap 22 for cushion communicates with both of a refrigerant inlet port 16 and a machine house 17, the refrigerant of the m...  
JP2006125328A
To provide a vane pump which materializes an improvement in pump performance by suppressing a circulation of compressible fluid between segment spaces.A vane pump 1 force-feeds compressible fluid by changing volumes in a plurality of seg...  
JP3774795B2
To sufficiently secure strength even if a driving object part of a movable scroll is thinned by changing a mold parting surface at casting time, and making casting or a basis material at casting time remain on an outer peripheral surface...  
JP2006118454A
To enhance airtightness in a pump chamber of a Roots pump.A rotor 23 has a movable wall 33 on one opening side of through holes 291, 301, and a movable wall 34 on the other opening side of the through holes 291, 301. Fitting protrusion p...  
JP2006118459A
To prevent grease at a bearing part from leaking by preventing a contact type seal member in contact with a swing shaft from being curled up during the operation of a scroll compressor.In this scroll compressor, a drive shaft 19 supporte...  
JP2006118395A
To improve the sealing of a compression chamber, to secure the lubricity and cooling of a sliding part, and to realize high performance and high reliability with simple constitution.An oil feeding fine pore 120 communicating with an oil ...  
JP2006118450A
To prevent the wear of a sleeve constituting a seal mechanism for a pump.Steel sleeves 29, 33 are press-fitted into fitting parts 172, 175 of a rotating shaft 17. The outer peripheral surfaces of the sleeves 29, 33 comprise straight peri...  
JP3772393B2
To prevent the seizure of the end surfaces of the spiral bodies of a fixed scroll and a movable scroll while improving and retaining performance at the time of normal operation, by arranging valve means through which an inside space and ...  
JP2006112376A
To provide a scroll compressor capable of being efficiently operated even if a high-pressure refrigerant such as carbon dioxide is used by reducing the leaked amount of the gas refrigerant in a compression chamber according to the operat...  
JP2006104950A
To provide a compressor for restraining leakage of refrigerant gas from a slight clearance between a support member and a rotary shaft in a compression element, without using a seal member.The support member 7 in the compression element ...  
JP3768610B2
To lengthen the life of a seal member and also to improve durability and reliability of the seal member. Many cut grooves 22 are formed on the inner peripheral surface 21B of a seal member 21 except a part near a part 21D in which the ti...  
JP2006097610A
To reduce leak of refrigerant from a mechanical seal when an electromagnetic clutch driving an open type compressor is excited.A gap between a housing and a main shaft 11 projecting from a cylindrical part 10a of the housing 10 of the op...  
JP2006097634A
To provide a compressor capable of smoothly supplying an oil to sliding parts.This compressor comprises a drive element 2 stored in a closed container 1 and a compression element 3 driven by the rotating shaft 5 of the drive element 2. T...  
JP2006097635A
To prevent a lubricating oil from leaking at a connection part despite the fact that rotating shafts with lubricating grooves are formed in a split structure.The lubricating grooves 74 and 84 are formed in the rotating shaft 70 of a comp...  
JP2006512532A
The compressor which has at least one rotor held by this housing assembly so that it may rotate a housing assembly and centering on a rotor spindle. This rotor has the 1st field and the 1st housing component has the 2nd field that vacate...  
JP3764438B2
To provide a vane pump capable of admitting large rotating torque and withstanding large discharge pressure and reduced in size. In a stuffing box 43 on the inside of the connection part 88 of a bracket 35 with a casing 32, a gland packi...  
JP2006063940A
To provide a scroll compressor with a chip seal of revised shape in a cross section because of an ordinary one has an approximately rectangular cross section which causes the edge to interfere with the groove wall face of the chip seal t...  
JP2006063941A
To provide a scroll compressor with a chip seal of revised shape in a cross section because of an ordinary one has an approximately rectangular cross section which causes the edge to interfere with the groove wall face of the chip seal t...  
JPWO2004036046A1
ベーン(42)をハウジング(21)に摺設 させながら回転するロータ(34)を有する ベーン式真空ポンプは、ハウジングとロータ との間で回転軸(31)と同心に設けら...  
JP2006046268A
To provide a compressor which comprises a rotary shaft, a compressing mechanism to be driven by the rotary shaft, a housing storing the rotary shaft and the compressing mechanism, and a shaft sealing device for sealing a housing penetrat...  
JP3745915B2
To provide a gas compressor capable of reducing a leakage of high pressure refrigerant gas between compression chambers and being suitable for improving performance of the gas compressor. A sealing member 40 for refrigerant gas which att...  
JP2006037757A
To provide a highly reliable multicylinder compressor not having the thermal effect in welding of the gas-liquid separator on the compression mechanism part, so as to solve problems that, when a gas-liquid separator is welded in a two-cy...  

Matches 951 - 1,000 out of 3,233