EP1019633A1 - Screw-type compressor - Google Patents
Screw-type compressorInfo
- Publication number
- EP1019633A1 EP1019633A1 EP98955416A EP98955416A EP1019633A1 EP 1019633 A1 EP1019633 A1 EP 1019633A1 EP 98955416 A EP98955416 A EP 98955416A EP 98955416 A EP98955416 A EP 98955416A EP 1019633 A1 EP1019633 A1 EP 1019633A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- rotor
- screw
- axial
- bearing
- compressor according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/02—Arrangements of bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0021—Systems for the equilibration of forces acting on the pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/50—Bearings
- F04C2240/56—Bearing bushings or details thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Supercharger (AREA)
- Rotary Pumps (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19744466A DE19744466C2 (en) | 1997-10-08 | 1997-10-08 | Screw compressor |
DE19744466 | 1997-10-08 | ||
PCT/EP1998/006389 WO1999018355A1 (en) | 1997-10-08 | 1998-10-08 | Screw-type compressor |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1019633A1 true EP1019633A1 (en) | 2000-07-19 |
EP1019633B1 EP1019633B1 (en) | 2003-01-15 |
Family
ID=7844952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98955416A Expired - Lifetime EP1019633B1 (en) | 1997-10-08 | 1998-10-08 | Screw-type compressor |
Country Status (11)
Country | Link |
---|---|
US (1) | US6312239B1 (en) |
EP (1) | EP1019633B1 (en) |
JP (1) | JP2001519503A (en) |
KR (1) | KR20010030985A (en) |
CN (1) | CN1274410A (en) |
AT (1) | ATE231220T1 (en) |
AU (1) | AU743902B2 (en) |
DE (2) | DE19744466C2 (en) |
ES (1) | ES2191976T3 (en) |
RU (1) | RU2212564C2 (en) |
WO (1) | WO1999018355A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2431613A3 (en) * | 2010-09-17 | 2016-04-06 | Pfeiffer Vacuum GmbH | Shaft seal for a vacuum pump |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6086345A (en) * | 1999-02-05 | 2000-07-11 | Eaton Corporation | Two-piece balance plate for gerotor motor |
BE1014043A3 (en) * | 2001-03-07 | 2003-03-04 | Atlas Copco Airpower Nv | Water injected screw compressor element. |
US7682084B2 (en) * | 2003-07-18 | 2010-03-23 | Kobe Steel, Ltd. | Bearing and screw compressor |
US7726115B2 (en) * | 2006-02-02 | 2010-06-01 | General Electric Company | Axial flow positive displacement worm compressor |
JP4387402B2 (en) * | 2006-12-22 | 2009-12-16 | 株式会社神戸製鋼所 | Bearing and liquid-cooled screw compressor |
BE1018158A5 (en) * | 2008-05-26 | 2010-06-01 | Atlas Copco Airpower Nv | LIQUID INJECTED SCREW COMPRESSOR ELEMENT. |
DE102013020535A1 (en) * | 2013-12-12 | 2015-06-18 | Gea Refrigeration Germany Gmbh | compressor |
WO2015143141A1 (en) * | 2014-03-21 | 2015-09-24 | Imo Industries, Inc. | Gear pump with end plates or bearings having spiral grooves |
CN104165139B (en) * | 2014-08-03 | 2016-04-20 | 浙江大学 | Engaging gear Sliding bearing for pump self-loopa cooling oil lubrication system |
US20160208801A1 (en) * | 2015-01-20 | 2016-07-21 | Ingersoll-Rand Company | High Pressure, Single Stage Rotor |
CN107503840A (en) * | 2017-08-14 | 2017-12-22 | 于临涛 | Rotary engine and gas compressor improve |
CN108757450B (en) * | 2018-05-14 | 2020-04-28 | 西安交通大学 | Screw compressor adopting sliding bearing |
JP7037448B2 (en) * | 2018-07-20 | 2022-03-16 | 株式会社日立産機システム | Screw compressor body |
JP7049473B2 (en) | 2018-09-11 | 2022-04-06 | 株式会社日立産機システム | Screw compressor |
CN109931261A (en) * | 2019-02-01 | 2019-06-25 | 宁波鲍斯能源装备股份有限公司 | Water lubrication helical-lobe compressor |
CN112610607A (en) * | 2020-12-21 | 2021-04-06 | 英诺伟特(昆山)能源机械有限公司 | Oil-free water lubrication bearing |
CN113898582B (en) * | 2021-11-17 | 2023-12-22 | 宝风压缩机科技(宁波)有限公司 | Improved screw air compressor |
CN114985681B (en) * | 2022-06-21 | 2023-11-14 | 冰轮环境技术股份有限公司 | Spiral rotor casting method and processing device |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE227197C (en) * | ||||
DE84891C (en) | ||||
FR789211A (en) * | 1935-04-24 | 1935-10-25 | Cfcmug | Rotary positive displacement motor or compressor |
US2111883A (en) * | 1936-04-17 | 1938-03-22 | Burghauser Franz | Pump |
US2871794A (en) * | 1953-06-01 | 1959-02-03 | Roper Ind Inc | Gear pump or fluid motor |
SE317154B (en) * | 1959-01-15 | 1969-11-10 | Svenska Rotor Maskiner Ab | |
US3275226A (en) * | 1965-02-23 | 1966-09-27 | Joseph E Whitfield | Thrust balancing and entrapment control means for screw type compressors and similardevices |
US3811805A (en) * | 1972-05-16 | 1974-05-21 | Dunham Bush Inc | Hydrodynamic thrust bearing arrangement for rotary screw compressor |
SE422348B (en) * | 1977-10-24 | 1982-03-01 | Stal Refrigeration Ab | DEVICE FOR A COMPRESSOR OF ROTATION TYPE TO FIX A ROTOR SHAFT IN AXIAL LED |
DE3015551C2 (en) * | 1980-04-23 | 1986-10-23 | Mannesmann Rexroth GmbH, 8770 Lohr | Rotary piston machine |
US4730995A (en) * | 1986-09-25 | 1988-03-15 | American Standard Inc. | Screw compressor bearing arrangement with positive stop to accommodate thrust reversal |
SE465527B (en) * | 1990-02-09 | 1991-09-23 | Svenska Rotor Maskiner Ab | SCREW ROUTE MACHINE WITH ORGAN FOR AXIAL BALANCE |
US5211026A (en) * | 1991-08-19 | 1993-05-18 | American Standard Inc. | Combination lift piston/axial port unloader arrangement for a screw compresser |
US5466137A (en) * | 1994-09-15 | 1995-11-14 | Eaton Corporation | Roller gerotor device and pressure balancing arrangement therefor |
-
1997
- 1997-10-08 DE DE19744466A patent/DE19744466C2/en not_active Expired - Fee Related
-
1998
- 1998-10-08 KR KR1020007003769A patent/KR20010030985A/en not_active Application Discontinuation
- 1998-10-08 DE DE59806955T patent/DE59806955D1/en not_active Expired - Fee Related
- 1998-10-08 CN CN98809971A patent/CN1274410A/en active Pending
- 1998-10-08 ES ES98955416T patent/ES2191976T3/en not_active Expired - Lifetime
- 1998-10-08 AT AT98955416T patent/ATE231220T1/en not_active IP Right Cessation
- 1998-10-08 EP EP98955416A patent/EP1019633B1/en not_active Expired - Lifetime
- 1998-10-08 RU RU2000111494/06A patent/RU2212564C2/en not_active IP Right Cessation
- 1998-10-08 US US09/529,116 patent/US6312239B1/en not_active Expired - Fee Related
- 1998-10-08 AU AU12265/99A patent/AU743902B2/en not_active Ceased
- 1998-10-08 WO PCT/EP1998/006389 patent/WO1999018355A1/en not_active Application Discontinuation
- 1998-10-08 JP JP2000515118A patent/JP2001519503A/en active Pending
Non-Patent Citations (1)
Title |
---|
See references of WO9918355A1 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2431613A3 (en) * | 2010-09-17 | 2016-04-06 | Pfeiffer Vacuum GmbH | Shaft seal for a vacuum pump |
Also Published As
Publication number | Publication date |
---|---|
RU2212564C2 (en) | 2003-09-20 |
WO1999018355A1 (en) | 1999-04-15 |
ES2191976T3 (en) | 2003-09-16 |
US6312239B1 (en) | 2001-11-06 |
AU743902B2 (en) | 2002-02-07 |
AU1226599A (en) | 1999-04-27 |
EP1019633B1 (en) | 2003-01-15 |
JP2001519503A (en) | 2001-10-23 |
DE19744466A1 (en) | 1999-04-22 |
DE59806955D1 (en) | 2003-02-20 |
DE19744466C2 (en) | 1999-08-19 |
KR20010030985A (en) | 2001-04-16 |
ATE231220T1 (en) | 2003-02-15 |
CN1274410A (en) | 2000-11-22 |
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