IT1189767B - Pompa idraulica ad ingranaggi interni capace di operare a pressioni an che molto elevate - Google Patents

Pompa idraulica ad ingranaggi interni capace di operare a pressioni an che molto elevate

Info

Publication number
IT1189767B
IT1189767B IT12499/86A IT1249986A IT1189767B IT 1189767 B IT1189767 B IT 1189767B IT 12499/86 A IT12499/86 A IT 12499/86A IT 1249986 A IT1249986 A IT 1249986A IT 1189767 B IT1189767 B IT 1189767B
Authority
IT
Italy
Prior art keywords
internal gear
operating
hydraulic pump
high pressures
pump capable
Prior art date
Application number
IT12499/86A
Other languages
English (en)
Italian (it)
Other versions
IT8612499A1 (it
IT8612499A0 (it
Inventor
Adriano Marzocchi
Paolo Marzocchi
Original Assignee
Adriano Marzocchi
Paolo Marzocchi
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 Adriano Marzocchi, Paolo Marzocchi filed Critical Adriano Marzocchi
Priority to IT12499/86A priority Critical patent/IT1189767B/it
Publication of IT8612499A0 publication Critical patent/IT8612499A0/it
Priority to DE8787108293T priority patent/DE3767934D1/de
Priority to AT87108293T priority patent/ATE60825T1/de
Priority to EP87108293A priority patent/EP0253133B1/fr
Publication of IT8612499A1 publication Critical patent/IT8612499A1/it
Application granted granted Critical
Publication of IT1189767B publication Critical patent/IT1189767B/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
    • F04C2/10—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
    • F04C2/101—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 with a crescent-shaped filler element, located between the inner and outer intermeshing members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
IT12499/86A 1986-06-18 1986-06-18 Pompa idraulica ad ingranaggi interni capace di operare a pressioni an che molto elevate IT1189767B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT12499/86A IT1189767B (it) 1986-06-18 1986-06-18 Pompa idraulica ad ingranaggi interni capace di operare a pressioni an che molto elevate
DE8787108293T DE3767934D1 (de) 1986-06-18 1987-06-09 Innenzahnrad-hydraulikpumpe.
AT87108293T ATE60825T1 (de) 1986-06-18 1987-06-09 Innenzahnrad-hydraulikpumpe.
EP87108293A EP0253133B1 (fr) 1986-06-18 1987-06-09 Pompe hydraulique à engrenages à denture intérieure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT12499/86A IT1189767B (it) 1986-06-18 1986-06-18 Pompa idraulica ad ingranaggi interni capace di operare a pressioni an che molto elevate

Publications (3)

Publication Number Publication Date
IT8612499A0 IT8612499A0 (it) 1986-06-18
IT8612499A1 IT8612499A1 (it) 1987-12-18
IT1189767B true IT1189767B (it) 1988-02-04

Family

ID=11140883

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12499/86A IT1189767B (it) 1986-06-18 1986-06-18 Pompa idraulica ad ingranaggi interni capace di operare a pressioni an che molto elevate

Country Status (4)

Country Link
EP (1) EP0253133B1 (fr)
AT (1) ATE60825T1 (fr)
DE (1) DE3767934D1 (fr)
IT (1) IT1189767B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2299134B (en) * 1995-03-23 1998-06-24 Sauer Sundstrand Ltd Internal gear pump
DE69724271T2 (de) * 1996-12-03 2004-06-24 Danfoss A/S Motor-pumpen einheit
JP3712817B2 (ja) * 1997-03-27 2005-11-02 株式会社日立製作所 複合型ギアポンプおよびそれを用いるエンジンの油圧回路
DE10058883A1 (de) * 1999-12-08 2001-07-12 Luk Lamellen & Kupplungsbau Zahnradmaschine
DE102012219114A1 (de) * 2012-10-19 2014-04-24 Robert Bosch Gmbh Innenzahnradpumpe für eine hydraulische Fahrzeugbremsanlage

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2114874A1 (de) * 1971-03-27 1972-10-12 Dowty Technical Developments Ltd., Brockhampton, Cheltenham (Großbritannien) Hydraulische Verdrängungspumpe
DE2300484A1 (de) * 1973-01-05 1974-07-18 Otto Eckerle Hochdruck-zahnradpumpe
DE2533646C2 (de) * 1975-07-28 1986-04-17 Otto Sion Wallis Eckerle Hochdruck-Zahnradpumpe oder -motor
DE2641278A1 (de) * 1976-09-14 1978-03-16 Voith Getriebe Kg Innenzahnradpumpe
GB1594942A (en) * 1978-01-11 1981-08-05 Smiths Industries Ltd Gear pumps
DE2943768A1 (de) * 1979-10-30 1981-05-14 Breinlich, Richard, Dr., 7120 Bietigheim-Bissingen Innenzahnrad - motoren oder pumpen - aggregat

Also Published As

Publication number Publication date
EP0253133A2 (fr) 1988-01-20
EP0253133A3 (en) 1988-08-17
IT8612499A1 (it) 1987-12-18
ATE60825T1 (de) 1991-02-15
EP0253133B1 (fr) 1991-02-06
DE3767934D1 (de) 1991-03-14
IT8612499A0 (it) 1986-06-18

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