EP0702143B1 - Pompe de combustible pour un véhicule automobile - Google Patents

Pompe de combustible pour un véhicule automobile Download PDF

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Publication number
EP0702143B1
EP0702143B1 EP19950112200 EP95112200A EP0702143B1 EP 0702143 B1 EP0702143 B1 EP 0702143B1 EP 19950112200 EP19950112200 EP 19950112200 EP 95112200 A EP95112200 A EP 95112200A EP 0702143 B1 EP0702143 B1 EP 0702143B1
Authority
EP
European Patent Office
Prior art keywords
pump
pump unit
fuel
fuel pump
unit
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
EP19950112200
Other languages
German (de)
English (en)
Other versions
EP0702143A1 (fr
Inventor
Hans-Jürgen Lauth
Thomas Nied-Menninger
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.)
LuK Fahrzeug Hydraulik GmbH and Co KG
Original Assignee
LuK Fahrzeug Hydraulik GmbH and Co KG
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
Priority claimed from DE4434244A external-priority patent/DE4434244C2/de
Application filed by LuK Fahrzeug Hydraulik GmbH and Co KG filed Critical LuK Fahrzeug Hydraulik GmbH and Co KG
Publication of EP0702143A1 publication Critical patent/EP0702143A1/fr
Application granted granted Critical
Publication of EP0702143B1 publication Critical patent/EP0702143B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/28—Safety arrangements; Monitoring
    • 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
    • F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
    • F04C11/001—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of similar working principle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)

Claims (7)

  1. Pompe de combustible pour un véhicule automobile, formé par une première unité de pompe d'au moins deux unités de pompe (4, 6) d'une pompe multiple (2), caractérisée en ce qu'un rotor (42) de la première unité de pompe (4) de la pompe multiple (2) est maintenu par un pivot (40) en porte-à-faux de façon à pouvoir être entraíné, et qu'un palier d'arbre (16) de la première unité de pompe (4) est lubrifié par le liquide refoulé par une seconde unité de pompe (6) de la pompe multiple.
  2. Pompe de combustible selon la revendication 1, caractérisée en ce que la seconde unité de pompe (6) est prévue pour la transmission de puissance plus forte.
  3. Pompe de combustible selon l'une des revendications précédentes, caractérisée en ce que la première unité de pompe (4) comprend une pompe à double course.
  4. Pompe de combustible selon l'une des revendications précédentes, caractérisée en ce qu'un arbre commun (8) sans couplage est prévu pour entraíner la première unité de pompe (4) et au moins une seconde unité de pompe (6) supplémentaire.
  5. Pompe de combustible selon l'une des revendications précédentes, caractérisée en ce que la première unité de pompe (4) de la pompe multiple (2) comprend une pompe à cellules semi-rotative à ailettes ou à rouleaux.
  6. Pompe de combustible selon l'une des revendications précédentes, caractérisée en ce que la première unité de pompe (4) est placée sur la seconde unité de pompe (6) comme plaque de pression (28) de celle-ci.
  7. Pompe de combustible selon l'une des revendications précédentes, caractérisée en ce que la seconde unité de pompe (6) de la pompe multiple (2) est formée comme pompe de secours de direction.
EP19950112200 1994-09-15 1995-08-03 Pompe de combustible pour un véhicule automobile Expired - Lifetime EP0702143B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE4433010 1994-09-15
DE4433010 1994-09-15
DE4434244A DE4434244C2 (de) 1994-09-15 1994-09-24 Kraftstoffpumpe für ein Kraftfahrzeug
DE4434244 1994-09-24

Publications (2)

Publication Number Publication Date
EP0702143A1 EP0702143A1 (fr) 1996-03-20
EP0702143B1 true EP0702143B1 (fr) 1999-02-24

Family

ID=25940176

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19950112200 Expired - Lifetime EP0702143B1 (fr) 1994-09-15 1995-08-03 Pompe de combustible pour un véhicule automobile

Country Status (2)

Country Link
EP (1) EP0702143B1 (fr)
JP (1) JP3875734B2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010071497A1 (fr) * 2008-12-18 2010-06-24 Volvo Lastvagnar Ab Agencement de pompe à carburant et véhicule comprenant un agencement de pompe à carburant
CN103047131B (zh) * 2013-01-25 2015-09-02 江铃汽车股份有限公司 一种制动、转向双联泵

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1780217A (en) * 1927-08-25 1930-11-04 Wiltse Appliance Co Pump mechanism
US2936774A (en) * 1956-11-13 1960-05-17 Holley Carburetor Co Pump assembly with air cooled motor
US3196926A (en) * 1962-05-28 1965-07-27 Ford Motor Co Fuel supply systems
DE2444799A1 (de) * 1974-09-19 1976-04-08 Volkswagenwerk Ag Anordnung mit einer kombinierten kraftstoff-vakuum-pumpe
US4259044A (en) * 1979-05-15 1981-03-31 Trw Inc. Fuel pump assembly
DE3122336A1 (de) * 1980-06-06 1982-03-04 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid "einheit aus luftunterdruckpumpe fuer bremskraftverstaerker und kraftstoffoerderpumpe in kraftfahrzeugen"
FR2512888A1 (fr) * 1981-06-09 1983-03-18 Siette Spa Ensemble de pompage pour deux fluides differents, notamment de l'air et du carburant liquide, pour vehicules automobiles
US4497618A (en) * 1983-09-12 1985-02-05 General Motors Corporation Combined vacuum pump and power steering pump assembly
US4586468A (en) * 1984-10-05 1986-05-06 General Motors Corporation Tandem pump assembly
GB8706754D0 (en) * 1987-03-21 1987-04-23 Lucas Ind Plc Vane pump

Also Published As

Publication number Publication date
EP0702143A1 (fr) 1996-03-20
JPH0893588A (ja) 1996-04-09
JP3875734B2 (ja) 2007-01-31

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