IT1238912B - Pompa ad ingranaggi. - Google Patents

Pompa ad ingranaggi.

Info

Publication number
IT1238912B
IT1238912B IT3462A IT346290A IT1238912B IT 1238912 B IT1238912 B IT 1238912B IT 3462 A IT3462 A IT 3462A IT 346290 A IT346290 A IT 346290A IT 1238912 B IT1238912 B IT 1238912B
Authority
IT
Italy
Prior art keywords
gear pump
gear
pump
Prior art date
Application number
IT3462A
Other languages
English (en)
Other versions
IT9003462A1 (it
IT9003462A0 (it
Inventor
Luciano Bucarelli
Original Assignee
Fiatgeotech
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 Fiatgeotech filed Critical Fiatgeotech
Priority to IT3462A priority Critical patent/IT1238912B/it
Publication of IT9003462A0 publication Critical patent/IT9003462A0/it
Priority to EP91106237A priority patent/EP0455059A1/en
Publication of IT9003462A1 publication Critical patent/IT9003462A1/it
Application granted granted Critical
Publication of IT1238912B publication Critical patent/IT1238912B/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
    • 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
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/088—Elements in the toothed wheels or the carter for relieving the pressure of fluid imprisoned in the zones of engagement

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Rotary Pumps (AREA)
IT3462A 1990-04-26 1990-04-26 Pompa ad ingranaggi. IT1238912B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT3462A IT1238912B (it) 1990-04-26 1990-04-26 Pompa ad ingranaggi.
EP91106237A EP0455059A1 (en) 1990-04-26 1991-04-18 Gear pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3462A IT1238912B (it) 1990-04-26 1990-04-26 Pompa ad ingranaggi.

Publications (3)

Publication Number Publication Date
IT9003462A0 IT9003462A0 (it) 1990-04-26
IT9003462A1 IT9003462A1 (it) 1991-10-27
IT1238912B true IT1238912B (it) 1993-09-07

Family

ID=11107829

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3462A IT1238912B (it) 1990-04-26 1990-04-26 Pompa ad ingranaggi.

Country Status (2)

Country Link
EP (1) EP0455059A1 (it)
IT (1) IT1238912B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0519276B1 (en) * 1991-06-19 1995-08-16 Eaton Corporation Supercharger carry-over venting means
EP0677660B1 (de) * 1994-04-07 1996-05-15 Maag Pump Systems AG Zahnradpumpe und deren Verwendung
JP3830313B2 (ja) * 1999-09-06 2006-10-04 株式会社ジェイテクト ギヤポンプ
DE102006011200B4 (de) 2006-03-10 2014-11-13 Schwäbische Hüttenwerke Automotive GmbH & Co. KG Außenzahnradpumpe mit Entlastungstasche
DE102016206023A1 (de) 2016-04-12 2017-10-12 Volkswagen Aktiengesellschaft Fluidpumpe, insbesondere für ein Kraftfahrzeug
US11028847B2 (en) * 2019-03-02 2021-06-08 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Gear pump for venting trapped volume

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB781697A (en) * 1955-04-14 1957-08-21 Borg Warner Improvements in or relating to gear type pumps
GB857046A (en) * 1956-10-05 1960-12-29 Parker Hannifin Corp Improved gear pump
US3690793A (en) * 1971-01-27 1972-09-12 Sundstrand Corp Gear pump with lubricating means
DE2623357A1 (de) * 1976-05-25 1977-12-15 Bosch Gmbh Robert Zahnradmaschine (pumpe oder motor)
GB2012876B (en) * 1978-01-18 1982-04-21 Lucas Industries Ltd Hydraulic pumps

Also Published As

Publication number Publication date
IT9003462A1 (it) 1991-10-27
EP0455059A1 (en) 1991-11-06
IT9003462A0 (it) 1990-04-26

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Legal Events

Date Code Title Description
0001 Granted