FR2476239A3 - Pompe a vide multicellulaire a ailettes avec mise sous vide prealable de l'enceinte d'aspiration, en particulier pour renforcer la force de freinage dans les vehicules automobiles - Google Patents

Pompe a vide multicellulaire a ailettes avec mise sous vide prealable de l'enceinte d'aspiration, en particulier pour renforcer la force de freinage dans les vehicules automobiles Download PDF

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Publication number
FR2476239A3
FR2476239A3 FR8103311A FR8103311A FR2476239A3 FR 2476239 A3 FR2476239 A3 FR 2476239A3 FR 8103311 A FR8103311 A FR 8103311A FR 8103311 A FR8103311 A FR 8103311A FR 2476239 A3 FR2476239 A3 FR 2476239A3
Authority
FR
France
Prior art keywords
fins
vacuum pump
multicellular
inlet
finned
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
FR8103311A
Other languages
English (en)
French (fr)
Other versions
FR2476239B3 (OSRAM
Inventor
Siegfried Hertell
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 FR2476239A3 publication Critical patent/FR2476239A3/fr
Application granted granted Critical
Publication of FR2476239B3 publication Critical patent/FR2476239B3/fr
Granted 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
    • F04C29/126—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/02—Arrangements of pumps or compressors, or control devices therefor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
FR8103311A 1980-02-20 1981-02-19 Pompe a vide multicellulaire a ailettes avec mise sous vide prealable de l'enceinte d'aspiration, en particulier pour renforcer la force de freinage dans les vehicules automobiles Granted FR2476239A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19808004488U DE8004488U1 (de) 1980-02-20 1980-02-20 Fluegelzellenvakuumpumpe mit einer vorevakuierung des saugraumes, insbesondere zur bremskraftverstaerkung in kraftfahrzeugen

Publications (2)

Publication Number Publication Date
FR2476239A3 true FR2476239A3 (fr) 1981-08-21
FR2476239B3 FR2476239B3 (OSRAM) 1981-12-04

Family

ID=6713023

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8103311A Granted FR2476239A3 (fr) 1980-02-20 1981-02-19 Pompe a vide multicellulaire a ailettes avec mise sous vide prealable de l'enceinte d'aspiration, en particulier pour renforcer la force de freinage dans les vehicules automobiles

Country Status (3)

Country Link
DE (1) DE8004488U1 (OSRAM)
FR (1) FR2476239A3 (OSRAM)
IT (1) IT8135576U1 (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5452998A (en) * 1994-06-28 1995-09-26 Edwards; Thomas C. Non-contact vane-type fluid displacement machine with suction flow check valve assembly
FR2815384A1 (fr) * 2000-10-18 2002-04-19 Luk Automobiltech Gmbh & Co Kg Pompe

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114876795B (zh) * 2022-04-25 2024-05-14 江阴全玉节能环保真空设备制造有限公司 一种节能防返流变螺距螺杆真空泵

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5452998A (en) * 1994-06-28 1995-09-26 Edwards; Thomas C. Non-contact vane-type fluid displacement machine with suction flow check valve assembly
FR2815384A1 (fr) * 2000-10-18 2002-04-19 Luk Automobiltech Gmbh & Co Kg Pompe

Also Published As

Publication number Publication date
DE8004488U1 (de) 1981-09-03
FR2476239B3 (OSRAM) 1981-12-04
IT8135576V0 (it) 1981-02-18
IT8135576U1 (it) 1982-08-18

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