EP1274942B8 - Pompe a vide ayant deux rotors qui cooperent - Google Patents
Pompe a vide ayant deux rotors qui cooperent Download PDFInfo
- Publication number
- EP1274942B8 EP1274942B8 EP01927731A EP01927731A EP1274942B8 EP 1274942 B8 EP1274942 B8 EP 1274942B8 EP 01927731 A EP01927731 A EP 01927731A EP 01927731 A EP01927731 A EP 01927731A EP 1274942 B8 EP1274942 B8 EP 1274942B8
- Authority
- EP
- European Patent Office
- Prior art keywords
- gear
- rotor shafts
- drive
- vacuum pump
- drive shaft
- 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.)
- Expired - Lifetime
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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- 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
- F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
- F04C29/005—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Cephalosporin Compounds (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10019066A DE10019066A1 (de) | 2000-04-18 | 2000-04-18 | Vakuumpumpe mit zwei zusammenwirkenden Rotoren |
DE10019066 | 2000-04-18 | ||
PCT/EP2001/002972 WO2001079701A1 (fr) | 2000-04-18 | 2001-03-15 | Pompe a vide ayant deux rotors qui cooperent |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1274942A1 EP1274942A1 (fr) | 2003-01-15 |
EP1274942B1 EP1274942B1 (fr) | 2010-07-14 |
EP1274942B8 true EP1274942B8 (fr) | 2010-09-01 |
Family
ID=7639093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01927731A Expired - Lifetime EP1274942B8 (fr) | 2000-04-18 | 2001-03-15 | Pompe a vide ayant deux rotors qui cooperent |
Country Status (8)
Country | Link |
---|---|
US (1) | US6964559B2 (fr) |
EP (1) | EP1274942B8 (fr) |
JP (1) | JP4838480B2 (fr) |
KR (1) | KR100793456B1 (fr) |
AT (1) | ATE474139T1 (fr) |
DE (2) | DE10019066A1 (fr) |
TW (1) | TW507048B (fr) |
WO (1) | WO2001079701A1 (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10156179A1 (de) * | 2001-11-15 | 2003-05-28 | Leybold Vakuum Gmbh | Kühlung einer Schraubenvakuumpumpe |
DE10156180B4 (de) * | 2001-11-15 | 2015-10-15 | Oerlikon Leybold Vacuum Gmbh | Gekühlte Schraubenvakuumpumpe |
KR100561419B1 (ko) * | 2004-02-21 | 2006-03-16 | 삼성전자주식회사 | 다중헤드기어펌프 및 이를 채용한 습식 화상형성장치 |
DE102004016237A1 (de) * | 2004-04-02 | 2005-10-20 | Leybold Vakuum Gmbh | Zwei-Wellen-Vakuumpumpe |
DE102006030917B4 (de) | 2006-06-26 | 2018-08-16 | Pierburg Gmbh | Ölpumpen- und Vakuumpumpenmodul |
JP2008157446A (ja) * | 2006-11-30 | 2008-07-10 | Anest Iwata Corp | 2軸以上の回転軸間の駆動力伝達機構と該駆動力伝達機構を用いた無給油流体機械 |
JP2008138549A (ja) * | 2006-11-30 | 2008-06-19 | Anest Iwata Corp | 2軸以上の回転軸を配した無給油流体機械本体を有する無給油流体機械 |
US7997227B2 (en) * | 2007-03-13 | 2011-08-16 | General Electric Company | Vacuum coater device and mechanism for supporting and manipulating workpieces in same |
DE102007053979A1 (de) * | 2007-11-13 | 2009-05-14 | Pfeiffer Vacuum Gmbh | Vakuumpumpe mit Schmiermittelpumpe |
US20110293444A1 (en) * | 2008-12-19 | 2011-12-01 | Mouvex | Device for pressurizing a fluid, to be directly mounted on a power take-off |
US8764424B2 (en) | 2010-05-17 | 2014-07-01 | Tuthill Corporation | Screw pump with field refurbishment provisions |
JP2013541669A (ja) | 2010-10-27 | 2013-11-14 | ゲーエーベーエル.ベッケル・ゲーエムベーハー | 真空ポンプ |
CN102080642B (zh) * | 2010-12-17 | 2012-07-04 | 中国科学院遗传与发育生物学研究所 | 一种风力机气动提水方法 |
DE202017003046U1 (de) * | 2017-06-09 | 2018-09-14 | Leybold Gmbh | Trockenverdichtende Vakuumpumpe |
DE102018113043A1 (de) * | 2018-05-31 | 2019-12-05 | FRISTAM Pumpen Schaumburg GmbH | Rotierende Verdrängerpumpe |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2446194A (en) * | 1943-07-30 | 1948-08-03 | Samiran David | Pump construction |
US2880676A (en) * | 1956-03-26 | 1959-04-07 | Succop Anna Louise | Motor and pump combination |
US2937807A (en) * | 1956-12-26 | 1960-05-24 | Heraeus Gmbh W C | High vacuum pumps |
US3651705A (en) * | 1970-10-14 | 1972-03-28 | Fiat Spa | Gears for toothed belt drives, particularly for motors for automotive vehicles, made of synthetic material |
US3796526A (en) * | 1972-02-22 | 1974-03-12 | Lennox Ind Inc | Screw compressor |
DD153168A5 (de) * | 1979-09-24 | 1981-12-23 | Isartaler Schraubenkompressor | Verdichteranlage |
US4674960A (en) * | 1985-06-25 | 1987-06-23 | Spectra-Physics, Inc. | Sealed rotary compressor |
JP2511870B2 (ja) * | 1986-03-20 | 1996-07-03 | 株式会社日立製作所 | スクリユ−真空ポンプ装置 |
US4877385A (en) * | 1987-01-20 | 1989-10-31 | General Motors Corporation | Positive displacement rotary mechanism |
JPS63198789A (ja) | 1987-02-13 | 1988-08-17 | Hitachi Ltd | オイルフリ−真空ポンプ |
DE3706588C2 (de) * | 1987-02-26 | 1993-12-02 | Mannesmann Ag | Antriebseinrichtung für Rotationskolbenverdichter |
JPH01247787A (ja) | 1988-02-29 | 1989-10-03 | Leybold Ag | 多段真空ポンプ |
EP0332741B1 (fr) * | 1988-02-29 | 1991-09-18 | Leybold Aktiengesellschaft | Pompe à vide à plusieurs étages |
JPH0758074B2 (ja) * | 1988-04-28 | 1995-06-21 | 株式会社日立製作所 | オイルフリー・スクリュー圧縮機装置 |
JP2635406B2 (ja) * | 1989-04-20 | 1997-07-30 | 株式会社神戸製鋼所 | オイルフリースクリュ式ポンプ装置 |
FR2656658B1 (fr) * | 1989-12-28 | 1993-01-29 | Cit Alcatel | Pompe a vide turbomoleculaire mixte, a deux arbres de rotation et a refoulement a la pression atmospherique. |
DE69132867T2 (de) | 1990-08-01 | 2002-09-12 | Matsushita Electric Industrial Co., Ltd. | Drehkolbenanlage für flüssige Medien |
US5454700A (en) * | 1993-05-08 | 1995-10-03 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Bearing support for a lysholm compressor |
US5443644A (en) * | 1994-03-15 | 1995-08-22 | Kashiyama Industry Co., Ltd. | Gas exhaust system and pump cleaning system for a semiconductor manufacturing apparatus |
JPH08144977A (ja) * | 1994-11-24 | 1996-06-04 | Kashiyama Kogyo Kk | 複合ドライ真空ポンプ |
SE506513C2 (sv) * | 1995-10-23 | 1997-12-22 | Lysholm Techn Ab | Transmission med ett tvådelat kopplingsorgan |
JPH1193873A (ja) | 1997-09-22 | 1999-04-06 | Aisin Seiki Co Ltd | 真空ポンプ |
DE19745616A1 (de) * | 1997-10-10 | 1999-04-15 | Leybold Vakuum Gmbh | Gekühlte Schraubenvakuumpumpe |
DE19820523A1 (de) * | 1998-05-08 | 1999-11-11 | Peter Frieden | Schraubenspindel-Vakuumpumpe mit Rotorkühlung |
JP3668616B2 (ja) | 1998-09-17 | 2005-07-06 | 株式会社日立産機システム | オイルフリースクリュー圧縮機 |
DE19945871A1 (de) * | 1999-09-24 | 2001-03-29 | Leybold Vakuum Gmbh | Schraubenpumpe, insbesondere Schraubenvakuumpumpe, mit zwei Pumpstufen |
-
2000
- 2000-04-18 DE DE10019066A patent/DE10019066A1/de not_active Ceased
-
2001
- 2001-03-15 DE DE50115557T patent/DE50115557D1/de not_active Expired - Lifetime
- 2001-03-15 US US10/257,903 patent/US6964559B2/en not_active Expired - Fee Related
- 2001-03-15 JP JP2001577068A patent/JP4838480B2/ja not_active Expired - Fee Related
- 2001-03-15 KR KR1020027013903A patent/KR100793456B1/ko not_active IP Right Cessation
- 2001-03-15 EP EP01927731A patent/EP1274942B8/fr not_active Expired - Lifetime
- 2001-03-15 AT AT01927731T patent/ATE474139T1/de active
- 2001-03-15 WO PCT/EP2001/002972 patent/WO2001079701A1/fr active Application Filing
- 2001-04-17 TW TW090109139A patent/TW507048B/zh active
Also Published As
Publication number | Publication date |
---|---|
DE10019066A1 (de) | 2001-10-25 |
DE50115557D1 (de) | 2010-08-26 |
US20030152468A1 (en) | 2003-08-14 |
JP4838480B2 (ja) | 2011-12-14 |
EP1274942A1 (fr) | 2003-01-15 |
WO2001079701A1 (fr) | 2001-10-25 |
TW507048B (en) | 2002-10-21 |
KR100793456B1 (ko) | 2008-01-14 |
JP2004501308A (ja) | 2004-01-15 |
EP1274942B1 (fr) | 2010-07-14 |
KR20020091213A (ko) | 2002-12-05 |
US6964559B2 (en) | 2005-11-15 |
ATE474139T1 (de) | 2010-07-15 |
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