EP0320795B1 - Pompe à vide avec palettes - Google Patents
Pompe à vide avec palettes Download PDFInfo
- Publication number
- EP0320795B1 EP0320795B1 EP88120517A EP88120517A EP0320795B1 EP 0320795 B1 EP0320795 B1 EP 0320795B1 EP 88120517 A EP88120517 A EP 88120517A EP 88120517 A EP88120517 A EP 88120517A EP 0320795 B1 EP0320795 B1 EP 0320795B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- rotor
- vane
- bore
- pump
- vacuum pump
- 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
Images
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
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
- F04C18/3441—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
-
- 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
-
- 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
- F04C2220/10—Vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Claims (4)
caractérisée par le fait que l'alésage intérieur du rotor présente un trou d'étranglement (23) allant à l'atmosphère.
caractérisée par le fait que la conduite d'amenée d'huile arrive dans l'alésage intérieur (21) du rotor par l'intermédiaire d'une liaison tournante pour liquide.
caractérisée par le fait que le rotor est monté dans un palier lisse et par le fait que la liaison tournante pour liquide, pour l'amenée d'huile lubrifiante, se trouve dans la région du palier lisse, de préférence dans la région axialement médiane de celui-ci.
caractérisée par le fait que la conduite d'amenée d'huile est agencée dans le couvercle de pompe (25) situé à l'extrémité libre du corps et débouche dans la surface frontale de l'alésage intérieur.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3742277 | 1987-12-12 | ||
DE3742277 | 1987-12-12 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0320795A2 EP0320795A2 (fr) | 1989-06-21 |
EP0320795A3 EP0320795A3 (en) | 1990-02-07 |
EP0320795B1 true EP0320795B1 (fr) | 1991-07-10 |
Family
ID=6342537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP88120517A Expired - Lifetime EP0320795B1 (fr) | 1987-12-12 | 1988-12-08 | Pompe à vide avec palettes |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0320795B1 (fr) |
DE (1) | DE3863633D1 (fr) |
ES (1) | ES2022973B3 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1117933B2 (fr) † | 1998-09-30 | 2013-04-17 | ixetic Hückeswagen GmbH | Pompe a vide |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3906823B4 (de) * | 1988-12-08 | 2004-01-08 | Barmag Ag | Flügel-Vakuumpumpe |
DD299393A7 (de) * | 1989-08-09 | 1992-04-16 | Zwetkow,Zwetko,Bg | Oelpumpe fuer rotierende vakuumpumpen |
EP0515929B1 (fr) * | 1991-05-29 | 1998-07-29 | LuK Automobiltechnik GmbH & Co. KG | Pompe à vide à palettes montée sur le boítier d'un moteur d'un véhicule à moteur |
WO2016150505A1 (fr) | 2015-03-25 | 2016-09-29 | Pierburg Pump Technology Gmbh | Pompe à vide |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3519741A1 (de) * | 1984-06-09 | 1986-01-02 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid | Fluegelzellenvakuumpumpe |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB912119A (en) * | 1960-05-18 | 1962-12-05 | Dewandre Co Ltd C | Improvements in or relating to rotary exhausters and the like |
DE2737659A1 (de) * | 1977-08-20 | 1979-03-01 | Volkswagenwerk Ag | Fluegelzellenpumpe zur erzeugung eines unterdruckes |
EP0003572B2 (fr) * | 1978-02-06 | 1991-12-11 | b a r m a g Barmer Maschinenfabrik Aktiengesellschaft | Pompe à palettes |
DE3005436A1 (de) * | 1980-02-14 | 1981-08-20 | Robert Bosch Gmbh, 7000 Stuttgart | Vakuumpumpe |
DE3734573C2 (de) * | 1986-10-18 | 1998-12-17 | Barmag Barmer Maschf | Flügelzellen-Vakuumpumpe |
-
1988
- 1988-12-08 DE DE8888120517T patent/DE3863633D1/de not_active Expired - Lifetime
- 1988-12-08 EP EP88120517A patent/EP0320795B1/fr not_active Expired - Lifetime
- 1988-12-08 ES ES88120517T patent/ES2022973B3/es not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3519741A1 (de) * | 1984-06-09 | 1986-01-02 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid | Fluegelzellenvakuumpumpe |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1117933B2 (fr) † | 1998-09-30 | 2013-04-17 | ixetic Hückeswagen GmbH | Pompe a vide |
Also Published As
Publication number | Publication date |
---|---|
DE3863633D1 (de) | 1991-08-14 |
EP0320795A3 (en) | 1990-02-07 |
EP0320795A2 (fr) | 1989-06-21 |
ES2022973B3 (es) | 1991-12-16 |
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