IT1293673B1 - Pompa rotativa, particolarmente per olio. - Google Patents

Pompa rotativa, particolarmente per olio.

Info

Publication number
IT1293673B1
IT1293673B1 ITTO970708A IT1293673B1 IT 1293673 B1 IT1293673 B1 IT 1293673B1 IT TO970708 A ITTO970708 A IT TO970708A IT 1293673 B1 IT1293673 B1 IT 1293673B1
Authority
IT
Italy
Prior art keywords
oil
rotary pump
rotary
pump
Prior art date
Application number
Other languages
English (en)
Inventor
Carlo Pachetti
Original Assignee
Magneti Marelli Spa
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 Magneti Marelli Spa filed Critical Magneti Marelli Spa
Priority to ITTO970708 priority Critical patent/IT1293673B1/it
Priority to DE1998134034 priority patent/DE19834034B4/de
Priority to FR9810086A priority patent/FR2766880B1/fr
Publication of ITTO970708A1 publication Critical patent/ITTO970708A1/it
Application granted granted Critical
Publication of IT1293673B1 publication Critical patent/IT1293673B1/it

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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
    • F04C14/265—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels being obtained by displacing a lateral sealing face
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/102—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member the two members rotating simultaneously around their respective axes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
ITTO970708 1997-08-01 1997-08-01 Pompa rotativa, particolarmente per olio. IT1293673B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITTO970708 IT1293673B1 (it) 1997-08-01 1997-08-01 Pompa rotativa, particolarmente per olio.
DE1998134034 DE19834034B4 (de) 1997-08-01 1998-07-29 Umlaufende Pumpe, insbesondere für Öl
FR9810086A FR2766880B1 (fr) 1997-08-01 1998-07-31 Pompe rotative, notamment pour de l'huile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO970708 IT1293673B1 (it) 1997-08-01 1997-08-01 Pompa rotativa, particolarmente per olio.

Publications (2)

Publication Number Publication Date
ITTO970708A1 ITTO970708A1 (it) 1999-02-01
IT1293673B1 true IT1293673B1 (it) 1999-03-08

Family

ID=11415928

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO970708 IT1293673B1 (it) 1997-08-01 1997-08-01 Pompa rotativa, particolarmente per olio.

Country Status (3)

Country Link
DE (1) DE19834034B4 (it)
FR (1) FR2766880B1 (it)
IT (1) IT1293673B1 (it)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2405061A (en) * 1942-12-02 1946-07-30 Eaton Mfg Co Pump structure
DE1528946A1 (de) * 1963-06-21 1969-10-23 Bosch Gmbh Robert Innenzahnradpumpe oder -motor
CH476212A (de) * 1966-06-24 1969-07-31 Schindler Werner Verdrängungspumpe
US3655299A (en) * 1970-11-12 1972-04-11 Eaton Corp Rotary pump with pressure relief
DE3015942A1 (de) * 1980-04-25 1981-10-29 Volkswagenwerk Ag, 3180 Wolfsburg Mit einem oeldruckregelventil ausgeruestete oelpumpe
EP0083491A1 (en) * 1981-12-24 1983-07-13 Concentric Pumps Limited Gerotor pumps
US4500270A (en) * 1982-07-29 1985-02-19 Walbro Corporation Gear rotor fuel pump
US5085187A (en) * 1991-03-11 1992-02-04 Chrysler Corporation Integral engine oil pump and pressure regulator

Also Published As

Publication number Publication date
DE19834034B4 (de) 2010-03-25
FR2766880A1 (fr) 1999-02-05
ITTO970708A1 (it) 1999-02-01
DE19834034A1 (de) 1999-02-04
FR2766880B1 (fr) 2000-01-28

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Legal Events

Date Code Title Description
0001 Granted