EP1267082A3 - Dispositif de lubrification pour pompes à vide régénératives - Google Patents
Dispositif de lubrification pour pompes à vide régénératives Download PDFInfo
- Publication number
- EP1267082A3 EP1267082A3 EP02253949A EP02253949A EP1267082A3 EP 1267082 A3 EP1267082 A3 EP 1267082A3 EP 02253949 A EP02253949 A EP 02253949A EP 02253949 A EP02253949 A EP 02253949A EP 1267082 A3 EP1267082 A3 EP 1267082A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- axial bore
- lubricating system
- shaft
- vacuum pumps
- regenerative
- 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
- 230000001050 lubricating effect Effects 0.000 title abstract 4
- 230000001172 regenerating effect Effects 0.000 title abstract 3
- 239000012530 fluid Substances 0.000 abstract 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/06—Lubrication
- F04D29/063—Lubrication specially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
- F04D17/168—Pumps specially adapted to produce a vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D23/00—Other rotary non-positive-displacement pumps
- F04D23/008—Regenerative pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Non-Positive Displacement Air Blowers (AREA)
- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Jet Pumps And Other Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0114397 | 2001-06-13 | ||
GBGB0114397.3A GB0114397D0 (en) | 2001-06-13 | 2001-06-13 | Improved lubricating systems for regenerative vacuum pumps |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1267082A2 EP1267082A2 (fr) | 2002-12-18 |
EP1267082A3 true EP1267082A3 (fr) | 2003-10-15 |
EP1267082B1 EP1267082B1 (fr) | 2006-10-18 |
Family
ID=9916491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02253949A Revoked EP1267082B1 (fr) | 2001-06-13 | 2002-06-06 | Dispositif de lubrification pour pompes à vide régénératives |
Country Status (6)
Country | Link |
---|---|
US (2) | US20030000772A1 (fr) |
EP (1) | EP1267082B1 (fr) |
JP (1) | JP2003042091A (fr) |
AT (1) | ATE343067T1 (fr) |
DE (1) | DE60215418T2 (fr) |
GB (1) | GB0114397D0 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7546782B2 (en) * | 2006-01-12 | 2009-06-16 | Seakeeper, Inc. | Cooling bearings, motors and other rotating heat generating components |
EP2310640B1 (fr) | 2008-07-03 | 2018-08-15 | Deere & Company | Commande de distribution d'écoulement annulaire pour huile de lubrification entre des arbres rotatifs concentriques |
DE102013207269A1 (de) * | 2013-04-22 | 2014-10-23 | Pfeiffer Vacuum Gmbh | Statorelement für eine Holweckpumpstufe, Vakuumpumpe mit einer Holweckpumpstufe und Verfahren zur Herstellung eines Statorelements für eine Holweckpumpstufe |
JP7292881B2 (ja) * | 2019-01-10 | 2023-06-19 | エドワーズ株式会社 | 真空ポンプ |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB923779A (en) * | 1962-01-25 | 1963-04-18 | Licentia Gmbh | Improvements in lubricating arrangements for compressors |
FR2136664A5 (fr) * | 1971-04-23 | 1972-12-22 | Leybold Heraeus Verwaltung |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5776201A (en) * | 1980-10-31 | 1982-05-13 | Hitachi Ltd | Oil feed device for scroll hydraulic machine |
US4432693A (en) * | 1982-02-18 | 1984-02-21 | The Trane Company | Centrifugal pump impeller |
US4565503A (en) * | 1982-10-12 | 1986-01-21 | Tecumseh Products Company | Device for cooling motor end-turns in a compressor |
US4724928A (en) * | 1986-04-14 | 1988-02-16 | Carrier Corporation | Single stage oil pump lubrication system |
DE3865634D1 (de) * | 1987-11-12 | 1991-11-21 | Leybold Ag | Oelversorgungseinrichtung. |
US4877381A (en) * | 1988-05-12 | 1989-10-31 | Tecumseh Products Company | Compressor shaft collar through port for pressure equalization between fluid pockets |
US5842420A (en) * | 1992-09-07 | 1998-12-01 | Khoo; Chew Thong | Crankshaft lubrication system |
BR9300797A (pt) * | 1993-03-02 | 1994-10-04 | Brasil Compressores Sa | Bomba de óleo para compressor hermético de velocidade variável |
US5885066A (en) * | 1997-02-26 | 1999-03-23 | Matsushita Electric Industrial Co., Ltd. | Scroll compressor having oil bores formed through the crank shaft |
US6527085B1 (en) * | 2000-11-14 | 2003-03-04 | Tecumseh Products Company | Lubricating system for compressor |
US6375444B1 (en) * | 2001-02-14 | 2002-04-23 | Scroll Technologies | Axial pressure seal lubricator |
-
2001
- 2001-06-13 GB GBGB0114397.3A patent/GB0114397D0/en not_active Ceased
-
2002
- 2002-06-06 EP EP02253949A patent/EP1267082B1/fr not_active Revoked
- 2002-06-06 AT AT02253949T patent/ATE343067T1/de not_active IP Right Cessation
- 2002-06-06 DE DE60215418T patent/DE60215418T2/de not_active Expired - Lifetime
- 2002-06-07 US US10/164,795 patent/US20030000772A1/en not_active Abandoned
- 2002-06-13 JP JP2002172444A patent/JP2003042091A/ja active Pending
-
2005
- 2005-06-08 US US11/147,577 patent/US20050271528A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB923779A (en) * | 1962-01-25 | 1963-04-18 | Licentia Gmbh | Improvements in lubricating arrangements for compressors |
FR2136664A5 (fr) * | 1971-04-23 | 1972-12-22 | Leybold Heraeus Verwaltung |
Also Published As
Publication number | Publication date |
---|---|
EP1267082A2 (fr) | 2002-12-18 |
US20030000772A1 (en) | 2003-01-02 |
US20050271528A1 (en) | 2005-12-08 |
GB0114397D0 (en) | 2001-08-08 |
DE60215418D1 (de) | 2006-11-30 |
JP2003042091A (ja) | 2003-02-13 |
DE60215418T2 (de) | 2007-08-30 |
EP1267082B1 (fr) | 2006-10-18 |
ATE343067T1 (de) | 2006-11-15 |
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