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JP6622527B2 |
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JP2019211055A |
To provide a seal member which prevents excessive frictional heat from being generated between the seal member and a rotary shaft to attain stable sealing performance for a long time even if the rotary shaft rotates at high speed.A seal ...
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JP2019206918A |
To provide a compressor which is high in reliability, and excellent in performance by securing a necessary high-pressure oil storage capacity while suppressing the leakage of a refrigerant.A housing 2 accommodates a compression mechanism...
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JP6611468B2 |
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JPWO2018154716A1 |
A manufacturing method of the rotary type compressor provided with Behn who reciprocates smoothly, and a rotary type compressor. The rotary type compressor was provided with the Behn attachment slot formed in the cylinder, and Behn who t...
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JP2019178678A |
To suppress enlargement in an axial direction of a rotating shaft by restricting movement toward a back pressure chamber, of a seal member without using a separate member such as a circlip.A seal member 50 has a contact portion 54 capabl...
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JP2019143548A |
To provide a scroll fluid machine capable of reliably introducing intermediate-pressure refrigerant in the middle of a compression stroke to improve compressor efficiency.A scroll compressor 1 includes a fixed scroll 18, and a turning sc...
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JP2019143597A |
To provide a vane type compressor capable of suppressing deflection of a part positioned near an inner side in a radial direction, of a side plate, toward a cylinder chamber side.A vane type compressor 10 includes a gasket 50, a rear hou...
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JP2019143598A |
To provide a vane type compressor which enables reduction of the number of fastening tools for fastening housing members to each other.A vane type compressor 10 includes: a first housing member 13 provided with a cylinder part 14; a seco...
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JP2019127842A |
To perform a stable supply of oil to a seal member even if a spacer arrangement work is being facilitated.A first outer layer 61 and a second outer layer 62 are arranged alternatively in a peripheral direction of the second spacer 35 and...
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JP2019120149A |
To enable restoration in a case where a movable scroll (70) turns over, in a scroll compressor comprising a stationary scroll (60) and the movable scroll (70).A scroll compressor comprises: a high-pressure introduction passage (54) capab...
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JP2019100245A |
To excellently lubricate a lip seal and a drive bearing in a case of using a slide bearing as the drive bearing and a main bearing, in a scroll compressor.A first lubrication flow passage 101 is provided in a main bearing attachment part...
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JP2019090363A |
To provide a gas jetting device that can increase pressure of a gas to be compressed, and to provide a gas jetting system.A gas jetting device includes a cylinder, a rotor and a spacer. The rotor performs rotation movement inside the cyl...
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JP6522156B2 |
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JP6518447B2 |
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JP2019074025A |
To provide a tip seal for a scroll compressor that can reduce frictional force between a scroll member and a tip seal while maintaining sealability to contribute to energy saving for a scroll compressor.A tip seal 1 has a swirl shape for...
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JP2019065745A |
To provide a vane compressor capable of suppressing the supply of excessive back pressure to a vane back pressure chamber.The vane compressor 10 has a partition wall 15 on the cylinder chamber side end face where a back pressure groove 1...
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JP2019065718A |
To provide a fluid machine which enables easy removal of a sleeve of a seal device.A screw compressor 1 includes: a rotor casing 10 defining a rotor chamber S1 which houses a screw rotor body 16a; a shaft part 16c which extends from the ...
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JP2019065728A |
To improve volumetric efficiency by reducing the quantity of oil to be supplied to a shaft seal of an oil-cooled screw compressor.In a shaft seal 14 configured by providing an oil seal 50 in a clearance gap between a drive shaft 33 which...
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JP2019065719A |
To provide an open type compressor that has a simpler constitution and can be driven stably.An open type compressor 1 comprises: a compressor body driven together with rotation of a drive shaft 6 to compress fluid; a seal part 9 sealing ...
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JP2019065705A |
To provide an open type compressor that can be driven more stably.The compressor comprises: a compressor body having a drive shaft 6 rotating around an axial line X and driven together with the rotation of the drive shaft 6 to compress f...
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JP2019065706A |
To provide an open type compressor that can be driven stably.An open type compressor 1 comprises: a compressor body driven together with rotation of a driven shaft 6; and a seal part sealing leakage of fluid in contact with an outer peri...
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JP2019065704A |
To provide an open type compressor that can be driven more stably.An open type compressor comprises: a compressor body having a drive shaft 6 rotating around an axial line X and compressing fluid; and a seal part 9 sealing leakage of the...
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JP2019065767A |
To provide a vane compressor which can easily reuse back pressure generated in a vane back pressure chamber for the other vane back pressure chamber.The vane compressor has a rear side plate 15 on an end face 15s where a first back press...
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JP2019065707A |
To prevent a seal member of a lip seal from being abnormally worn or burnt even in a case where a pressure difference between the inside and the outside is considerable in an oil-cooled screw compressor adopting the lip seal.The present ...
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JP2019056335A |
To provide a scroll type fluid machine which enables lubrication of a lip seal located at the downstream of a slide bearing to be secured even if a driving shaft is rotatably supported by the slide bearing.A first supply passage 47 which...
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JP2019049241A |
To solve problems in a conventional rocking seal rotary pump that a cost is high as a rotor and a driving shaft are divided, and internal leakage is increased due to seal by clearance, which degrades performance, and that in a case of mu...
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JP2019044680A |
To provide a motor compressor which achieves reduction of manufacturing costs and weight and can secure airtightness of a housing chamber in a highly reliability manner.A motor compressor of the invention includes: a compression mechanis...
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JP2019039396A |
To provide a dry vacuum pump comprising a lubricant outflow prevention structure capable of preventing an oil from being moved from a gear chamber to the side of a pump chamber.In a multistage roots pump 1, a lubricant outflow prevention...
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JP6481399B2 |
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JP2019506569A |
The scroll pump tip seal which carries out the seal of the included single stage scroll pump to the 1st scrolling and the 2nd scrolling. A tip seal is formed by a plurality of seal segments (46 (1) ~46 (n)) attached to the tip side (34) ...
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JP2019506568A |
It is attached to a tip side (34) of a scroll wall (28) of scrolling of the 1st of a scroll pump, A scroll pump tip seal (146) which carries out the seal of between a tip side and base plates of scrolling of the 2nd of a scroll pump cont...
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JP2019506570A |
The scroll pump tip seal (246) which is attached to the tip side of the scroll wall of scrolling of the 1st of a scroll pump, and carries out the seal of between a tip side and the base plates of scrolling of the 2nd of a scroll pump. A ...
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JP3220342U |
[Subject] Root Blower the life-span of [ Blower ] can be extended corresponding to problems which occur on the occasion of pumping of acidic gas or an acid fluid is provided. [Means for Solution] Internal hollow part 3 provided in the ci...
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JP6469549B2 |
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JP2019019772A |
To inhibit deterioration of sealability and ongoing wear of a seal part for partitioning a center side high pressure chamber formed on a back surface of a revolving scroll from a back pressure chamber.A scroll compressor includes: a clos...
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JP2019019738A |
To inhibit a leakage flowing from a gap between a discharge side end surface of a screw rotor and a rotor side end surface of a discharge casing to the bearing chamber side via a gap between a rotor shaft and a shaft hole of the discharg...
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JP6461504B2 |
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JP6456262B2 |
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JP6430718B2 |
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JP2018184955A |
To provide a vacuum apparatus having a compact seal device.A seal device (21) has a rotor element (27), and the rotor element is non-rotatably connected to a shaft (13). The seal device (21) has a first stator element (23), and the stato...
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JP2018532943A |
[Means for Solution] The present invention relates to a dry vacuum pump provided with pump housing which forms a plurality of inlet chambers, and in order that a rotor element may carry a pump medium to an exit from the high vacuum side ...
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JP2018532069A |
It is the transmission between compressor elements (2) which have a combustion engine (4) which has a crankshaft (6), and a follower shaft (9a), and this transmission (3) is with a housing (14) by it, A driving shaft (15) which has at le...
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JP6402648B2 |
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JP6387997B2 |
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JP6386416B2 |
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JP6382877B2 |
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JP6381795B2 |
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JP2018523776A |
The 1st and 2nd half shell stator part article 102, 104 which the present invention relates to a multi-stage vacuum pump, demarcate a plurality of pump rooms, and are assembled along longitudinal direction extension side 118, 120 combine...
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JP2018128014A |
To provide a chip seal for scroll type compressor capable of contributing to energy saving of a scroll type compressor by reducing a frictional force between a scroll member and the chip seal while maintaining sealability.The present inv...
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