EP0144888A3 - Oil-sealed vane pump - Google Patents

Oil-sealed vane pump Download PDF

Info

Publication number
EP0144888A3
EP0144888A3 EP84114285A EP84114285A EP0144888A3 EP 0144888 A3 EP0144888 A3 EP 0144888A3 EP 84114285 A EP84114285 A EP 84114285A EP 84114285 A EP84114285 A EP 84114285A EP 0144888 A3 EP0144888 A3 EP 0144888A3
Authority
EP
European Patent Office
Prior art keywords
oil
stator
tank
vane pump
sealed vane
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
Application number
EP84114285A
Other languages
French (fr)
Other versions
EP0144888B1 (en
EP0144888A2 (en
Inventor
Jean-Marc Paquet
Rene Sibuet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcatel CIT SA
Original Assignee
Compagnie Industrielle de Telecommunication CIT Alcatel SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9294702&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0144888(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Compagnie Industrielle de Telecommunication CIT Alcatel SA filed Critical Compagnie Industrielle de Telecommunication CIT Alcatel SA
Priority to AT84114285T priority Critical patent/ATE32123T1/en
Publication of EP0144888A2 publication Critical patent/EP0144888A2/en
Publication of EP0144888A3 publication Critical patent/EP0144888A3/en
Application granted granted Critical
Publication of EP0144888B1 publication Critical patent/EP0144888B1/en
Expired legal-status Critical Current

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
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
    • F04C27/02—Liquid sealing for high-vacuum pumps or for compressors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Compressor (AREA)
  • Mechanical Sealing (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

Oil-sealed vane pump has a stator and a rotor assembly housed in an oil-filled tank, said stator comprising an oil injection orifice, a suction port connected to a tank inlet pipe and a discharge port opening into said tank, said discharge port being provided with a check valve, said check valve being mounted in a spot facing in the stator and said tank further comprising a discharge outlet. The stator is provided with at least one slot opening into the spot facing.
EP84114285A 1983-11-30 1984-11-27 Oil-sealed vane pump Expired EP0144888B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT84114285T ATE32123T1 (en) 1983-11-30 1984-11-27 OIL SEALED VANE PISTON PUMP.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8319148 1983-11-30
FR8319148A FR2555674B1 (en) 1983-11-30 1983-11-30 PALLET OIL SEAL PUMP

Publications (3)

Publication Number Publication Date
EP0144888A2 EP0144888A2 (en) 1985-06-19
EP0144888A3 true EP0144888A3 (en) 1985-07-17
EP0144888B1 EP0144888B1 (en) 1988-01-20

Family

ID=9294702

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84114285A Expired EP0144888B1 (en) 1983-11-30 1984-11-27 Oil-sealed vane pump

Country Status (7)

Country Link
US (1) US4575322A (en)
EP (1) EP0144888B1 (en)
JP (1) JPS60135688A (en)
AT (1) ATE32123T1 (en)
BG (1) BG51054A3 (en)
DE (1) DE3468919D1 (en)
FR (1) FR2555674B1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19526321A1 (en) * 1995-07-19 1997-01-23 Leybold Ag Oil sealed rotary vane vacuum pump with oil pump
KR100393347B1 (en) * 2000-08-17 2003-07-31 맹혁재 Apparatus for utilization of vane having two wings in fluid compression and power transformation
KR100395373B1 (en) * 2000-09-04 2003-08-21 맹혁재 compressor
ITTO20040268A1 (en) * 2004-04-30 2004-07-30 Varian Spa ROTARY OIL MECHANICAL VACUUM PUMP AND METHOD OF PRODUCTION OF THAT PUMP
KR100914241B1 (en) * 2008-12-08 2009-08-26 주식회사 신우 Vane pump device
JP2012122450A (en) * 2010-12-10 2012-06-28 Kobe Steel Ltd Screw compressor
US9212662B2 (en) * 2013-04-29 2015-12-15 Ford Global Technologies, Llc Check valve for an engine vacuum pump
US9617864B2 (en) * 2014-07-21 2017-04-11 United Technologies Corporation Seal assembly for a guide vane assembly
JP6531736B2 (en) * 2016-07-29 2019-06-19 ダイキン工業株式会社 Sea transport frozen or refrigerated container unit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2154880A (en) * 1935-12-24 1939-04-18 Landers Frary & Clark Valve
GB1140452A (en) * 1966-03-16 1969-01-22 Edwards High Vacuum Int Ltd Improvements relating to liquid sealed mechanical vacuum pumps
FR2074931A5 (en) * 1970-01-19 1971-10-08 Borsig Gmbh

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE661031C (en) * 1936-03-27 1938-06-09 Wolfgang Gaede Dr Suction pump with oil-covered outlet valve for generating low pressures
DE1293388B (en) * 1960-12-08 1969-04-24 Buerger Herbert Rotary piston vacuum pump with oil-sealed housing and vertical arrangement of the rotor and the shaft
JPS5440483U (en) * 1977-08-25 1979-03-17

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2154880A (en) * 1935-12-24 1939-04-18 Landers Frary & Clark Valve
GB1140452A (en) * 1966-03-16 1969-01-22 Edwards High Vacuum Int Ltd Improvements relating to liquid sealed mechanical vacuum pumps
FR2074931A5 (en) * 1970-01-19 1971-10-08 Borsig Gmbh

Also Published As

Publication number Publication date
EP0144888B1 (en) 1988-01-20
US4575322A (en) 1986-03-11
JPS60135688A (en) 1985-07-19
FR2555674A1 (en) 1985-05-31
BG51054A3 (en) 1993-01-15
ATE32123T1 (en) 1988-02-15
EP0144888A2 (en) 1985-06-19
FR2555674B1 (en) 1986-03-28
DE3468919D1 (en) 1988-02-25

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