IT1249010B - Pompa per vuoto ad alette e celle - Google Patents

Pompa per vuoto ad alette e celle

Info

Publication number
IT1249010B
IT1249010B IT02079090A IT2079090A IT1249010B IT 1249010 B IT1249010 B IT 1249010B IT 02079090 A IT02079090 A IT 02079090A IT 2079090 A IT2079090 A IT 2079090A IT 1249010 B IT1249010 B IT 1249010B
Authority
IT
Italy
Prior art keywords
wings
cells
vacuum pump
vacuum
pump
Prior art date
Application number
IT02079090A
Other languages
English (en)
Italian (it)
Other versions
IT9020790A1 (it
IT9020790A0 (enExample
Inventor
Siegfried Hertell
Original Assignee
Barmag Barmer Maschf
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 Barmer Maschf filed Critical Barmag Barmer Maschf
Publication of IT9020790A0 publication Critical patent/IT9020790A0/it
Publication of IT9020790A1 publication Critical patent/IT9020790A1/it
Application granted granted Critical
Publication of IT1249010B publication Critical patent/IT1249010B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/08—Rotary pistons
    • 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
    • F04C2220/00—Application
    • F04C2220/10—Vacuum
    • 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
    • F04C2230/00—Manufacture
    • F04C2230/20—Manufacture essentially without removing material
    • F04C2230/22—Manufacture essentially without removing material by sintering

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Medicines Containing Plant Substances (AREA)
IT02079090A 1989-07-07 1990-06-27 Pompa per vuoto ad alette e celle IT1249010B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3922407 1989-07-07

Publications (3)

Publication Number Publication Date
IT9020790A0 IT9020790A0 (enExample) 1990-06-27
IT9020790A1 IT9020790A1 (it) 1991-12-27
IT1249010B true IT1249010B (it) 1995-02-11

Family

ID=6384517

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02079090A IT1249010B (it) 1989-07-07 1990-06-27 Pompa per vuoto ad alette e celle

Country Status (3)

Country Link
DE (1) DE4020082C2 (enExample)
FR (1) FR2649449A1 (enExample)
IT (1) IT1249010B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19500542B4 (de) * 1995-01-11 2004-02-12 Pierburg Gmbh Drehkolbenpumpe
ATE369494T1 (de) * 2003-06-30 2007-08-15 Mahle Motorkomponenten Schweiz Rotor aus sintermetall einer drehkolbenpumpe
DE102004034925B3 (de) * 2004-07-09 2006-02-16 Joma-Hydromechanic Gmbh Einflügelvakuumpumpe
EP3426924B1 (en) * 2016-03-10 2020-02-26 WABCO Europe BVBA Twin vane rotary vacuum pump
CN110662903B (zh) * 2017-05-25 2021-12-03 南洋理工大学 旋转叶片装置
CN111456846A (zh) * 2020-03-10 2020-07-28 魏善兆 一种流体发动机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3131442C2 (de) * 1981-08-07 1987-03-19 Mitsubishi Denki K.K., Tokio/Tokyo Pumpe
DE3507176A1 (de) * 1984-04-09 1985-10-31 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid Fluegelzellenpumpe
JPS61152987A (ja) * 1984-12-26 1986-07-11 Nippon Piston Ring Co Ltd 回転式流体ポンプ用ロ−タの製造方法
DD235694A1 (de) * 1985-03-29 1986-05-14 Fortschr Land Maschinen Veb An Rotor fuer zellenverdichter in leichtbauweise
EP0205036B1 (de) * 1985-06-13 1989-05-31 B a r m a g AG Flügelzellenpumpe
DD299483A7 (de) * 1989-06-22 1992-04-23 Zwetkow,Zwetko,Bg Rotor fuer vakuumpumpen und verdichter

Also Published As

Publication number Publication date
IT9020790A1 (it) 1991-12-27
IT9020790A0 (enExample) 1990-06-27
FR2649449A1 (fr) 1991-01-11
DE4020082C2 (de) 1998-09-03
DE4020082A1 (de) 1991-01-17

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Legal Events

Date Code Title Description
0001 Granted