EP2194276A3 - Zweiwellige Vakuumpumpe - Google Patents
Zweiwellige Vakuumpumpe Download PDFInfo
- Publication number
- EP2194276A3 EP2194276A3 EP09014529.3A EP09014529A EP2194276A3 EP 2194276 A3 EP2194276 A3 EP 2194276A3 EP 09014529 A EP09014529 A EP 09014529A EP 2194276 A3 EP2194276 A3 EP 2194276A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- shaft
- vacuum pump
- piston
- shaft vacuum
- bearing
- 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
- F04C18/08—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
- F04C18/126—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 radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots 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
- 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
- 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
- F04C29/0071—Couplings between rotors and input or output shafts acting by interengaging or mating parts, i.e. positive coupling of rotor and shaft
-
- 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
- F04C2240/20—Rotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008060539A DE102008060539A1 (de) | 2008-12-04 | 2008-12-04 | Zweiwellige Vakuumpumpe |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2194276A2 EP2194276A2 (de) | 2010-06-09 |
EP2194276A3 true EP2194276A3 (de) | 2014-08-27 |
EP2194276B1 EP2194276B1 (de) | 2020-09-09 |
Family
ID=41796156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09014529.3A Active EP2194276B1 (de) | 2008-12-04 | 2009-11-20 | Zweiwellige Vakuumpumpe |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2194276B1 (de) |
DE (1) | DE102008060539A1 (de) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE810419C (de) * | 1949-01-01 | 1951-08-09 | Otto Becker | Drehkolbengeblaese |
US3558246A (en) * | 1968-11-07 | 1971-01-26 | Goeppner Kaiserslautern Eisen | Rotary pump for viscous fluids |
JPS59160084A (ja) * | 1983-03-02 | 1984-09-10 | Nippon Denso Co Ltd | 回転式流体圧送装置 |
DE3411931A1 (de) * | 1983-09-30 | 1985-04-25 | Aisin Seiki K.K., Kariya, Aichi | Geblaese der roots-bauart |
EP0209788A2 (de) * | 1985-07-26 | 1987-01-28 | Toyota Jidosha Kabushiki Kaisha | Roots-Verdichter |
WO1997012158A1 (de) * | 1995-09-28 | 1997-04-03 | Muellenberg Ralph | Anordnung zur übertragung eines drehmoments |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4662826A (en) * | 1984-04-20 | 1987-05-05 | Tokico Ltd. | Vacuum pump system including serially connected rotary and reciprocating vacuum pumps |
DE19807923A1 (de) * | 1997-03-03 | 1998-11-12 | Luk Fahrzeug Hydraulik | Kompressor für eine Klimaanlage eines Kraftfahrzeugs |
JPH10259830A (ja) * | 1997-03-21 | 1998-09-29 | Toyota Autom Loom Works Ltd | 動力伝達構造 |
JP2005226451A (ja) * | 2004-02-10 | 2005-08-25 | Zexel Valeo Climate Control Corp | 圧縮機のトルク伝達装置 |
DE102005057618A1 (de) * | 2005-12-02 | 2007-06-06 | Pfeiffer Vacuum Gmbh | Verfahren zum Betrieb einer Vakuumpumpe |
-
2008
- 2008-12-04 DE DE102008060539A patent/DE102008060539A1/de active Pending
-
2009
- 2009-11-20 EP EP09014529.3A patent/EP2194276B1/de active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE810419C (de) * | 1949-01-01 | 1951-08-09 | Otto Becker | Drehkolbengeblaese |
US3558246A (en) * | 1968-11-07 | 1971-01-26 | Goeppner Kaiserslautern Eisen | Rotary pump for viscous fluids |
JPS59160084A (ja) * | 1983-03-02 | 1984-09-10 | Nippon Denso Co Ltd | 回転式流体圧送装置 |
DE3411931A1 (de) * | 1983-09-30 | 1985-04-25 | Aisin Seiki K.K., Kariya, Aichi | Geblaese der roots-bauart |
EP0209788A2 (de) * | 1985-07-26 | 1987-01-28 | Toyota Jidosha Kabushiki Kaisha | Roots-Verdichter |
WO1997012158A1 (de) * | 1995-09-28 | 1997-04-03 | Muellenberg Ralph | Anordnung zur übertragung eines drehmoments |
Also Published As
Publication number | Publication date |
---|---|
DE102008060539A1 (de) | 2010-06-10 |
EP2194276A2 (de) | 2010-06-09 |
EP2194276B1 (de) | 2020-09-09 |
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