FR2534324B1 - Pompe a vide - Google Patents

Pompe a vide

Info

Publication number
FR2534324B1
FR2534324B1 FR8315965A FR8315965A FR2534324B1 FR 2534324 B1 FR2534324 B1 FR 2534324B1 FR 8315965 A FR8315965 A FR 8315965A FR 8315965 A FR8315965 A FR 8315965A FR 2534324 B1 FR2534324 B1 FR 2534324B1
Authority
FR
France
Prior art keywords
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
Application number
FR8315965A
Other languages
English (en)
Other versions
FR2534324A1 (fr
Inventor
Siegfried Hertell
Otwin Eich
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 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 Barmer Maschinenfabrik AG filed Critical Barmag Barmer Maschinenfabrik AG
Publication of FR2534324A1 publication Critical patent/FR2534324A1/fr
Application granted granted Critical
Publication of FR2534324B1 publication Critical patent/FR2534324B1/fr
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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
FR8315965A 1982-10-08 1983-10-07 Pompe a vide Expired FR2534324B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE3237272 1982-10-08
DE3240268 1982-10-30
DE3306819 1983-02-26

Publications (2)

Publication Number Publication Date
FR2534324A1 FR2534324A1 (fr) 1984-04-13
FR2534324B1 true FR2534324B1 (fr) 1986-03-28

Family

ID=27190415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8315965A Expired FR2534324B1 (fr) 1982-10-08 1983-10-07 Pompe a vide

Country Status (1)

Country Link
FR (1) FR2534324B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4968221A (en) * 1989-04-03 1990-11-06 Dresser Industries, Inc. Intake valve for vacuum compressor
FR2901006B1 (fr) * 2006-05-09 2008-07-18 Peugeot Citroen Automobiles Sa Valve et systeme de limitation de debit d'air entrant de pompe a vide d'un vehicule

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2044867A (en) * 1934-06-01 1936-06-23 Ingersoll Rand Co Regulating device for vacuum pumps
FR847080A (fr) * 1938-06-08 1939-10-03 Alsacienne Constr Meca Dispositif de sécurité pour compresseurs et machines analogues
CH447459A (de) * 1965-11-17 1967-11-30 Sulzer Ag Verfahren zur Verdichtung eines Arbeitsmittels in einer Vielzellen-Drehkolbenmaschine
US3602610A (en) * 1970-02-19 1971-08-31 Worthington Corp Control system for rotary compressors
US3957395A (en) * 1974-11-25 1976-05-18 Cla-Val Co. Method and apparatus for controlling a pump
FR2384137A1 (fr) * 1977-03-15 1978-10-13 Barmag Barmer Maschf Machine multicellulaire a ailettes

Also Published As

Publication number Publication date
FR2534324A1 (fr) 1984-04-13

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Legal Events

Date Code Title Description
ST Notification of lapse