EP0964999A1 - Vakuumpumpe - Google Patents
VakuumpumpeInfo
- Publication number
- EP0964999A1 EP0964999A1 EP98907961A EP98907961A EP0964999A1 EP 0964999 A1 EP0964999 A1 EP 0964999A1 EP 98907961 A EP98907961 A EP 98907961A EP 98907961 A EP98907961 A EP 98907961A EP 0964999 A1 EP0964999 A1 EP 0964999A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- pump
- chamber
- gas
- gas inlet
- pump 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
- 239000007789 gas Substances 0.000 claims abstract description 50
- 238000005086 pumping Methods 0.000 claims description 15
- 238000010926 purge Methods 0.000 claims description 7
- 239000011261 inert gas Substances 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 description 4
- 239000002341 toxic gas Substances 0.000 description 4
- 239000003518 caustics Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/28—Safety arrangements; Monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B25/00—Multi-stage pumps
-
- 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
- F04C2220/00—Application
- F04C2220/50—Pumps with means for introducing gas under pressure for ballasting
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19709206A DE19709206A1 (de) | 1997-03-06 | 1997-03-06 | Vakuumpumpe |
DE19709206 | 1997-03-06 | ||
PCT/EP1998/000288 WO1998039570A1 (de) | 1997-03-06 | 1998-01-20 | Vakuumpumpe |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0964999A1 true EP0964999A1 (de) | 1999-12-22 |
EP0964999B1 EP0964999B1 (de) | 2002-09-25 |
Family
ID=7822465
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98907961A Expired - Lifetime EP0964999B1 (de) | 1997-03-06 | 1998-01-20 | Vakuumpumpe |
Country Status (7)
Country | Link |
---|---|
US (1) | US6123516A (de) |
EP (1) | EP0964999B1 (de) |
JP (1) | JP4067572B2 (de) |
KR (1) | KR100592161B1 (de) |
CN (1) | CN1133813C (de) |
DE (2) | DE19709206A1 (de) |
WO (1) | WO1998039570A1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000170680A (ja) * | 1998-09-30 | 2000-06-20 | Aisin Seiki Co Ltd | 真空ポンプ |
DE19921711A1 (de) * | 1999-05-12 | 2000-11-16 | Leybold Vakuum Gmbh | Kolbenvakuumpumpe |
DE19945241A1 (de) * | 1999-09-21 | 2001-04-05 | Messer Griesheim Gmbh | Verfahren zur schonenden Verdichtung von hochreinen Gasen |
DE19962445A1 (de) | 1999-12-22 | 2001-06-28 | Leybold Vakuum Gmbh | Trockenverdichtende Vakuumpumpe mit Gasballasteinrichtung |
DE10021454C2 (de) * | 2000-05-03 | 2002-03-14 | Knf Neuberger Gmbh | Vorrichtung zum Fördern feuchter Gase |
DE10127082A1 (de) * | 2001-06-02 | 2002-12-05 | Leybold Vakuum Gmbh | Mehrstufige Kolbenvakuumpumpe und Verfahren zum Betrieb dieser Pumpe |
JP2005163713A (ja) * | 2003-12-04 | 2005-06-23 | Toyota Industries Corp | 流体圧縮機 |
US20070020115A1 (en) * | 2005-07-01 | 2007-01-25 | The Boc Group, Inc. | Integrated pump apparatus for semiconductor processing |
DE102006011577A1 (de) * | 2006-03-10 | 2007-09-13 | Linde Ag | Verdichteranlage mit einem Pufferbehälter |
JP2008088912A (ja) * | 2006-10-03 | 2008-04-17 | Tohoku Univ | メカニカルポンプおよびその製造方法 |
US11692533B2 (en) * | 2007-08-09 | 2023-07-04 | Optimum Power Technology, L.P. | Apparatuses, systems, and methods for improved performance of a pressurized system |
GB0922564D0 (en) | 2009-12-24 | 2010-02-10 | Edwards Ltd | Pump |
JP6129483B2 (ja) * | 2012-04-19 | 2017-05-17 | 株式会社ミクニ | オイルポンプ |
AT513836B1 (de) * | 2013-09-23 | 2014-08-15 | Hoerbiger Kompressortech Hold | Kompressor mit und Verfahren zur Spülung des Kompressorgehäuses mit Spülgas |
KR102223057B1 (ko) * | 2014-06-27 | 2021-03-05 | 아뜰리에 부쉬 에스.아. | 진공 펌프들의 시스템에서의 펌핑 방법 및 진공 펌프들의 시스템 |
US10041495B2 (en) * | 2015-12-04 | 2018-08-07 | Clay Valley Holdings Inc. | High volume vacuum pump for continuous operation |
DE202016001950U1 (de) | 2016-03-30 | 2017-07-03 | Leybold Gmbh | Vakuumpumpe |
DE102016005216A1 (de) * | 2016-04-28 | 2017-11-02 | Linde Aktiengesellschaft | Fluidenergiemaschine |
DE102018203992A1 (de) * | 2018-03-15 | 2019-09-19 | Gardner Denver Schopfheim Gmbh | Drehkolbenmaschine |
KR102631131B1 (ko) * | 2019-04-23 | 2024-01-29 | 아틀라스 캅코 에어파워, 남로체 벤누트삽 | 압축기 또는 진공 펌프 장치, 이러한 압축기 또는 진공 펌프 장치를 위한 액체 회수 시스템 및 이러한 압축기 또는 진공 펌프 장치의 기어박스로부터 액체를 배출하는 방법 |
US20230114036A1 (en) * | 2020-02-28 | 2023-04-13 | Desktop Metal, Inc. | Low-Cost High-Purity Vacuum Pumps and Systems |
WO2021257421A1 (en) * | 2020-06-18 | 2021-12-23 | Milwaukee Electric Tool Corporation | Vacuum pump with a solenoid valve |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5231369B1 (de) * | 1968-12-23 | 1977-08-15 | ||
JPH0223216Y2 (de) * | 1985-03-13 | 1990-06-25 | ||
DE3520634A1 (de) * | 1985-06-08 | 1986-12-18 | OFRU-Recycling GmbH & Co KG, 6113 Babenhausen | Vorrichtung zum rueckgewinnen von loesungsmittel aus verschmutztem loesungsmittel |
JPH0758077B2 (ja) * | 1986-10-20 | 1995-06-21 | 株式会社日立製作所 | スクロ−ル形真空ポンプ |
US4725204A (en) * | 1986-11-05 | 1988-02-16 | Pennwalt Corporation | Vacuum manifold pumping system |
DE3710782A1 (de) * | 1987-03-31 | 1988-10-20 | Vacuubrand Gmbh & Co | Verfahren und vorrichtung zum abpumpen von daempfen und/oder dampfhaltigen gemischen und/oder gas-dampf-gemischen oder dgl. medien |
JPH01277698A (ja) * | 1988-04-30 | 1989-11-08 | Nippon Ferrofluidics Kk | 複合型真空ポンプ |
US5356275A (en) * | 1991-03-04 | 1994-10-18 | Leybold Aktiengesellschaft | Device for supplying a multi-stage dry-running vacuum pump with inert gas |
JPH05231369A (ja) * | 1991-07-09 | 1993-09-07 | Ebara Corp | 多段スクリュー真空ポンプ |
GB9223804D0 (en) * | 1992-11-13 | 1993-01-06 | Boc Group Plc | Improvements in vacuum pumps |
US5482443A (en) * | 1992-12-21 | 1996-01-09 | Commonwealth Scientific And Industrial Research Organization | Multistage vacuum pump |
DE4325281A1 (de) * | 1993-07-28 | 1995-02-02 | Leybold Ag | Vakuumpumpe mit einer Gasballasteinrichtung |
DE4327583A1 (de) * | 1993-08-17 | 1995-02-23 | Leybold Ag | Vakuumpumpe mit Ölabscheider |
DE4442174A1 (de) * | 1994-11-26 | 1996-05-30 | Leybold Ag | Lecksuchgerät mit Vakuumpumpen und Betriebsverfahren dazu |
US5547347A (en) * | 1995-09-21 | 1996-08-20 | The Boc Group, Inc. | Gas injection apparatus and method |
-
1997
- 1997-03-06 DE DE19709206A patent/DE19709206A1/de not_active Withdrawn
-
1998
- 1998-01-20 DE DE59805694T patent/DE59805694D1/de not_active Expired - Lifetime
- 1998-01-20 CN CNB988016923A patent/CN1133813C/zh not_active Expired - Fee Related
- 1998-01-20 US US09/355,222 patent/US6123516A/en not_active Expired - Fee Related
- 1998-01-20 WO PCT/EP1998/000288 patent/WO1998039570A1/de not_active Application Discontinuation
- 1998-01-20 EP EP98907961A patent/EP0964999B1/de not_active Expired - Lifetime
- 1998-01-20 KR KR1019997007977A patent/KR100592161B1/ko not_active IP Right Cessation
- 1998-01-20 JP JP53809098A patent/JP4067572B2/ja not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO9839570A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN1133813C (zh) | 2004-01-07 |
CN1243563A (zh) | 2000-02-02 |
WO1998039570A1 (de) | 1998-09-11 |
DE59805694D1 (de) | 2002-10-31 |
KR20000075898A (ko) | 2000-12-26 |
US6123516A (en) | 2000-09-26 |
DE19709206A1 (de) | 1998-09-10 |
KR100592161B1 (ko) | 2006-06-23 |
JP2001513862A (ja) | 2001-09-04 |
EP0964999B1 (de) | 2002-09-25 |
JP4067572B2 (ja) | 2008-03-26 |
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