ATE248993T1 - Trockenverdichtende schraubenspindelpumpe - Google Patents
Trockenverdichtende schraubenspindelpumpeInfo
- Publication number
- ATE248993T1 ATE248993T1 AT99941399T AT99941399T ATE248993T1 AT E248993 T1 ATE248993 T1 AT E248993T1 AT 99941399 T AT99941399 T AT 99941399T AT 99941399 T AT99941399 T AT 99941399T AT E248993 T1 ATE248993 T1 AT E248993T1
- Authority
- AT
- Austria
- Prior art keywords
- front face
- cooling medium
- rotor
- spindles
- compressing screw
- Prior art date
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
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
-
- 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
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/082—Details specially related to intermeshing engagement type pumps
- F04C18/084—Toothed wheels
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
- F04C27/009—Shaft sealings specially adapted for 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
- F04C29/025—Lubrication; Lubricant separation using a lubricant 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Glass Compositions (AREA)
- Jet Pumps And Other Pumps (AREA)
- Refuse Collection And Transfer (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19839501A DE19839501A1 (de) | 1998-08-29 | 1998-08-29 | Trockenverdichtende Schraubenspindelpumpe |
PCT/DE1999/001879 WO2000012899A1 (de) | 1998-08-29 | 1999-06-29 | Trockenverdichtende schraubenspindelpumpe |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE248993T1 true ATE248993T1 (de) | 2003-09-15 |
Family
ID=7879229
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT99941399T ATE248993T1 (de) | 1998-08-29 | 1999-06-29 | Trockenverdichtende schraubenspindelpumpe |
Country Status (10)
Country | Link |
---|---|
US (1) | US6497563B1 (de) |
EP (1) | EP1108143B1 (de) |
JP (1) | JP2002523684A (de) |
KR (1) | KR100682586B1 (de) |
AT (1) | ATE248993T1 (de) |
AU (1) | AU4902799A (de) |
CA (1) | CA2327080A1 (de) |
DE (2) | DE19839501A1 (de) |
ES (1) | ES2207965T3 (de) |
WO (2) | WO2000012899A1 (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10004373B4 (de) * | 2000-02-02 | 2007-12-20 | Steffens, Ralf, Dr. Ing. | Trockenverdichtende Schraubenpumpe |
DE10039006A1 (de) | 2000-08-10 | 2002-02-21 | Leybold Vakuum Gmbh | Zweiwellenvakuumpumpe |
DE10046768B4 (de) * | 2000-09-21 | 2011-08-11 | Leybold Vakuum GmbH, 50968 | Schraubenvakuumpumpe mit Bypass-Ventil |
DE10111525A1 (de) | 2001-03-09 | 2002-09-12 | Leybold Vakuum Gmbh | Schraubenvakuumpumpe mit Rotoreinlauf und Rotorauslauf |
DE10129340A1 (de) * | 2001-06-19 | 2003-01-02 | Ralf Steffens | Trockenverdichtende Spindelpumpe |
DE20302989U1 (de) * | 2003-02-24 | 2004-07-08 | Werner Rietschle Gmbh + Co. Kg | Drehkolbenpumpe |
US7931771B2 (en) * | 2003-04-02 | 2011-04-26 | Panasonic Corporation | Method of manufacturing plasma display device |
US20080121497A1 (en) * | 2006-11-27 | 2008-05-29 | Christopher Esterson | Heated/cool screw conveyor |
US7934871B2 (en) * | 2007-03-12 | 2011-05-03 | Jtekt Corporation | Double row ball bearing |
DE102008019449A1 (de) | 2007-04-18 | 2008-10-23 | Alfavac Gmbh | Lagerung für eine Schraubenspindelpumpe |
WO2010006663A1 (de) | 2008-07-18 | 2010-01-21 | Ralf Steffens | Kühlung einer schraubenspindelpumpe |
US8113183B2 (en) * | 2008-07-24 | 2012-02-14 | GM Global Technology Operations LLC | Engine and supercharger with liquid cooled housings |
DE102009017886A1 (de) * | 2009-04-17 | 2010-10-21 | Oerlikon Leybold Vacuum Gmbh | Schraubenvakuumpumpe |
WO2011023513A2 (de) | 2009-08-31 | 2011-03-03 | Ralf Steffens | Verdrängerpumpe mit innerer verdichtung |
DE102010064388A1 (de) | 2010-02-18 | 2011-08-18 | Steffens, Ralf, Dr. Ing., 73728 | Spindel-Kompressor |
WO2011101064A2 (de) | 2010-02-18 | 2011-08-25 | Ralf Steffens | Antrieb für einen spindel-kompressor |
US8821140B2 (en) * | 2010-04-29 | 2014-09-02 | Dan Paval | Gear pump |
US20130266904A1 (en) * | 2012-04-04 | 2013-10-10 | James Martin | Lip Rolling Machine With Rotated Oven Guide Bar |
DE102012009103A1 (de) | 2012-05-08 | 2013-11-14 | Ralf Steffens | Spindelverdichter |
DE102012011820A1 (de) | 2012-06-15 | 2013-12-19 | Ralf Steffens | Spindelverdichter-Abdichtung |
DE102012011822A1 (de) | 2012-06-15 | 2013-12-19 | Ralf Steffens | Spindelverdichter-Antrieb |
DE102013211185A1 (de) | 2012-06-15 | 2013-12-19 | Ralf Steffens | Spindelverdichter-Gehäuse |
DE102013009040B4 (de) | 2013-05-28 | 2024-04-11 | Ralf Steffens | Spindelkompressor mit hoher innerer Verdichtung |
DE202016100419U1 (de) * | 2016-01-28 | 2017-05-02 | Hugo Vogelsang Maschinenbau Gmbh | Kolben für eine Drehkolbenpumpe |
DE112016007421A5 (de) * | 2016-11-09 | 2019-08-01 | Ralf Steffens | Spindelkompressor |
JP2020505544A (ja) * | 2017-01-17 | 2020-02-20 | ステファン ラルフSTEFFENS, Ralf | スピンドル圧縮機として機能する乾式容積型装置を含む蒸気圧縮機 |
GB2563595B (en) * | 2017-06-19 | 2020-04-15 | Edwards Ltd | Twin-shaft pumps |
CN107956686A (zh) * | 2017-12-07 | 2018-04-24 | 无锡锡压压缩机有限公司 | 一种集成油路的干螺杆压缩机结构 |
CN110879159B (zh) * | 2019-12-27 | 2022-11-15 | 长安大学 | 一种高温高湿度气溶胶采样装置及采样方法 |
CN112012931B (zh) * | 2020-09-04 | 2022-05-24 | 浙江思科瑞真空技术有限公司 | 一种泵转子的冷却方法 |
CN113153723A (zh) * | 2021-04-02 | 2021-07-23 | 胡尊波 | 一种真空泵抽速测量方法 |
FR3136261B1 (fr) * | 2022-06-03 | 2024-05-17 | Pfeiffer Vacuum | Pompe à vide verticale |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE574384C (de) * | 1930-12-06 | 1933-04-12 | Friedrich Gieschen | Drehkolbenmaschine |
US2111568A (en) * | 1935-02-12 | 1938-03-22 | Lysholm Alf | Rotary compressor |
DE2461411A1 (de) * | 1974-12-24 | 1976-07-08 | Bruno Wolff | Kolbenwasserkuehlung fuer kreiskolbenmotor |
US4375156A (en) * | 1980-10-03 | 1983-03-01 | Dunham-Bush, Inc. | Closed loop compressed gas system with oil mist lubricated screw compressor |
JPS59115492A (ja) * | 1982-12-22 | 1984-07-03 | Hitachi Ltd | 無給油式スクリユ−圧縮機 |
DE3775553D1 (de) * | 1987-05-15 | 1992-02-06 | Leybold Ag | Zweiwellenpumpe. |
JPH04159480A (ja) * | 1990-10-19 | 1992-06-02 | Hitachi Ltd | スクリュー圧縮機 |
CZ283187B6 (cs) * | 1993-07-13 | 1998-01-14 | Thomassen International B. V. | Rotační šroubový kompresor |
DE4444535A1 (de) * | 1994-12-14 | 1996-06-20 | Inst Luft Kaeltetech Gem Gmbh | Lagerung der Rotoren von Schraubenverdichtern |
DE19522557A1 (de) * | 1995-06-21 | 1997-01-02 | Sihi Ind Consult Gmbh | Drehkolbenverdichter, insbesondere Vakuumpumpe |
DE19748385A1 (de) * | 1997-11-03 | 1999-05-06 | Peter Frieden | Trockenlaufender Schraubenverdichter oder Vakuumpumpe |
DE19800825A1 (de) * | 1998-01-02 | 1999-07-08 | Schacht Friedrich | Trockenverdichtende Schraubenspindelpumpe |
US6045343A (en) * | 1998-01-15 | 2000-04-04 | Sunny King Machinery Co., Ltd. | Internally cooling rotary compression equipment |
-
1998
- 1998-08-29 DE DE19839501A patent/DE19839501A1/de not_active Withdrawn
-
1999
- 1999-06-29 JP JP2000567851A patent/JP2002523684A/ja active Pending
- 1999-06-29 CA CA002327080A patent/CA2327080A1/en not_active Abandoned
- 1999-06-29 DE DE59906892T patent/DE59906892D1/de not_active Expired - Lifetime
- 1999-06-29 ES ES99941399T patent/ES2207965T3/es not_active Expired - Lifetime
- 1999-06-29 EP EP99941399A patent/EP1108143B1/de not_active Expired - Lifetime
- 1999-06-29 WO PCT/DE1999/001879 patent/WO2000012899A1/de active IP Right Grant
- 1999-06-29 KR KR1020007012467A patent/KR100682586B1/ko not_active IP Right Cessation
- 1999-06-29 AT AT99941399T patent/ATE248993T1/de not_active IP Right Cessation
- 1999-06-30 WO PCT/EP1999/004512 patent/WO2000012900A1/de active Application Filing
- 1999-06-30 AU AU49027/99A patent/AU4902799A/en not_active Abandoned
-
2000
- 2000-11-14 US US09/712,435 patent/US6497563B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE59906892D1 (de) | 2003-10-09 |
KR100682586B1 (ko) | 2007-02-15 |
WO2000012900A1 (de) | 2000-03-09 |
US6497563B1 (en) | 2002-12-24 |
EP1108143A1 (de) | 2001-06-20 |
AU4902799A (en) | 2000-03-21 |
DE19839501A1 (de) | 2000-03-02 |
ES2207965T3 (es) | 2004-06-01 |
EP1108143B1 (de) | 2003-09-03 |
CA2327080A1 (en) | 2000-03-09 |
WO2000012899A1 (de) | 2000-03-09 |
KR20010043430A (ko) | 2001-05-25 |
JP2002523684A (ja) | 2002-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
REN | Ceased due to non-payment of the annual fee |