ES2022973B3 - VACUUM PUMP WITH FINS - Google Patents

VACUUM PUMP WITH FINS

Info

Publication number
ES2022973B3
ES2022973B3 ES88120517T ES88120517T ES2022973B3 ES 2022973 B3 ES2022973 B3 ES 2022973B3 ES 88120517 T ES88120517 T ES 88120517T ES 88120517 T ES88120517 T ES 88120517T ES 2022973 B3 ES2022973 B3 ES 2022973B3
Authority
ES
Spain
Prior art keywords
fins
vacuum 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
Application number
ES88120517T
Other languages
Spanish (es)
Inventor
Siegfried Hertell
Dieter Otto
Robert Lange
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.)
Oerlikon Barmag AG
Original Assignee
Barmag AG
Barmag Barmer Maschinenfabrik AG
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
Application filed by Barmag AG, Barmag Barmer Maschinenfabrik AG filed Critical Barmag AG
Application granted granted Critical
Publication of ES2022973B3 publication Critical patent/ES2022973B3/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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)
ES88120517T 1987-12-12 1988-12-08 VACUUM PUMP WITH FINS Expired - Lifetime ES2022973B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3742277 1987-12-12

Publications (1)

Publication Number Publication Date
ES2022973B3 true ES2022973B3 (en) 1991-12-16

Family

ID=6342537

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88120517T Expired - Lifetime ES2022973B3 (en) 1987-12-12 1988-12-08 VACUUM PUMP WITH FINS

Country Status (3)

Country Link
EP (1) EP0320795B1 (en)
DE (1) DE3863633D1 (en)
ES (1) ES2022973B3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3906823B4 (en) * 1988-12-08 2004-01-08 Barmag Ag Wing vacuum pump
DD299393A7 (en) * 1989-08-09 1992-04-16 Zwetkow,Zwetko,Bg OIL PUMP FOR ROTATING VACUUM PUMPS
DE59209433D1 (en) * 1991-05-29 1998-09-03 Luk Automobiltech Gmbh & Co Kg Vane vacuum pump attached to an engine housing of a motor vehicle engine
GB2359591B (en) † 1998-09-30 2003-04-02 Luk Automobiltech Gmbh & Co Kg Vacuum pump
EP3274586B1 (en) 2015-03-25 2019-11-20 Pierburg Pump Technology GmbH Vacuum pump

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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 (en) * 1977-08-20 1979-03-01 Volkswagenwerk Ag Rotary vane vacuum pump for vehicle air brakes - has case hardened rotor shaft supported directly in casing bearing
DE2967081D1 (en) * 1978-02-06 1984-08-09 Barmag Barmer Maschf Sliding vane pump
DE3005436A1 (en) * 1980-02-14 1981-08-20 Robert Bosch Gmbh, 7000 Stuttgart VACUUM PUMP
DE3519741A1 (en) * 1984-06-09 1986-01-02 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid Vane vacuum pump
DE3734573C2 (en) * 1986-10-18 1998-12-17 Barmag Barmer Maschf Vane vacuum pump

Also Published As

Publication number Publication date
EP0320795A3 (en) 1990-02-07
DE3863633D1 (en) 1991-08-14
EP0320795B1 (en) 1991-07-10
EP0320795A2 (en) 1989-06-21

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