BR7904958A - Bomba ou motor de engrenagens rotativas e placa de pressao - Google Patents

Bomba ou motor de engrenagens rotativas e placa de pressao

Info

Publication number
BR7904958A
BR7904958A BR7904958A BR7904958A BR7904958A BR 7904958 A BR7904958 A BR 7904958A BR 7904958 A BR7904958 A BR 7904958A BR 7904958 A BR7904958 A BR 7904958A BR 7904958 A BR7904958 A BR 7904958A
Authority
BR
Brazil
Prior art keywords
pump
pressure plate
rotary gear
gear engine
engine
Prior art date
Application number
BR7904958A
Other languages
English (en)
Inventor
R Hodgson
Original Assignee
Commercial Shearing
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 Commercial Shearing filed Critical Commercial Shearing
Publication of BR7904958A publication Critical patent/BR7904958A/pt

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
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0023—Axial sealings for working fluid
    • F04C15/0026—Elements specially adapted for sealing of the lateral faces of intermeshing-engagement type machines or pumps, e.g. gear machines or pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
BR7904958A 1978-08-24 1979-08-02 Bomba ou motor de engrenagens rotativas e placa de pressao BR7904958A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/936,205 US4242066A (en) 1978-08-24 1978-08-24 Rotary pumps and motors and thrust plates therefor

Publications (1)

Publication Number Publication Date
BR7904958A true BR7904958A (pt) 1980-04-29

Family

ID=25468320

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7904958A BR7904958A (pt) 1978-08-24 1979-08-02 Bomba ou motor de engrenagens rotativas e placa de pressao

Country Status (10)

Country Link
US (1) US4242066A (pt)
JP (1) JPS5569785A (pt)
AU (1) AU536289B2 (pt)
BR (1) BR7904958A (pt)
CA (1) CA1126091A (pt)
DE (1) DE2922078C2 (pt)
FR (1) FR2434264A1 (pt)
GB (1) GB2028925B (pt)
IT (1) IT1118154B (pt)
ZA (1) ZA792462B (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2051241B (en) * 1979-06-16 1983-03-16 Dowty Hydraulic Units Ltd Rotary positive-displacement fluid-pressure machines
DE3217753A1 (de) * 1982-05-12 1983-11-17 Robert Bosch Gmbh, 7000 Stuttgart Reversierbare zahnradmaschine (pumpe oder motor)
US4636155A (en) * 1984-06-29 1987-01-13 Commercial Shearing, Inc. Hydraulic seal having U-shaped gasket and a plurality of plastically deformable posts
FR2574517B1 (fr) * 1984-12-10 1988-09-02 Hydroperfect Int Joint d'etancheite et son application a la realisation de la compensation hydrostatique de pompes et moteurs hydrauliques
FR2585083B1 (fr) * 1985-07-16 1989-09-01 Hydroperfect Internal Hpi Dispositif a action hydraulique pure pour la compensation hydrostatique de pompes et moteurs hydrauliques du type a engrenage
DE3624173A1 (de) * 1985-07-26 1987-01-29 Zahnradfabrik Friedrichshafen Fluegelzellenpumpe
EP0287698B1 (de) * 1987-04-24 1990-11-14 JOHN S. BARNES GmbH Zahnradpumpe oder -motor für Fluide
DE4225804C2 (de) * 1992-08-05 1998-12-24 Bosch Gmbh Robert Zahnradmaschine
DE19900926B4 (de) * 1998-01-28 2015-01-22 Magna Powertrain Bad Homburg GmbH Pumpe
WO2005100780A2 (en) * 2004-04-09 2005-10-27 Hybra-Drive Systems, Llc Variable capacity pump/motor
US8215932B2 (en) * 2004-04-09 2012-07-10 Limo-Reid, Inc. Long life telescoping gear pumps and motors
US7281376B2 (en) * 2005-02-22 2007-10-16 Hybra-Drive Systems, Llc Hydraulic hybrid powertrain system
US20070227802A1 (en) * 2004-04-09 2007-10-04 O'brien James A Ii Hybrid earthmover
DE202004009057U1 (de) * 2004-06-08 2004-10-14 Trw Automotive Gmbh Motor/Pumpen-Aggregat
US8011910B2 (en) * 2005-02-22 2011-09-06 Limo-Reid, Inc. Low noise gear set for gear pump

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2714856A (en) * 1950-01-18 1955-08-09 Commercial Shearing Rotary pump or motor
US2809592A (en) * 1954-01-13 1957-10-15 Cessna Aircraft Co Rotary pump or motor
GB1172579A (en) * 1966-08-15 1969-12-03 Borg Warner Pressure Loaded Hydraulic Gear Pumps or Motors
US3348492A (en) * 1966-12-05 1967-10-24 Borg Warner Reversible wear plate pump
US3482524A (en) * 1968-06-12 1969-12-09 Gen Signal Corp Pump or motor
US3748063A (en) * 1971-04-09 1973-07-24 Cessna Aircraft Co Pressure loaded gear pump
ZA742498B (en) * 1973-04-27 1975-04-30 Dana Corp Gear pump
DE2403319A1 (de) * 1974-01-24 1975-07-31 Bosch Gmbh Robert Zahnradmaschine
US3904333A (en) * 1974-05-22 1975-09-09 Weatherhead Co Pressure balancing system for gear pumps or motors
JPS5234763A (en) * 1975-09-12 1977-03-16 Oki Electric Ind Co Ltd Process for the fabrication of a compound type device for transmitting and re ceiving waves

Also Published As

Publication number Publication date
JPS5569785A (en) 1980-05-26
DE2922078A1 (de) 1980-03-06
US4242066A (en) 1980-12-30
ZA792462B (en) 1980-05-28
GB2028925B (en) 1982-09-02
IT1118154B (it) 1986-02-24
GB2028925A (en) 1980-03-12
AU4984079A (en) 1980-03-20
JPS63634B2 (pt) 1988-01-07
DE2922078C2 (de) 1984-10-31
AU536289B2 (en) 1984-05-03
FR2434264B1 (pt) 1984-12-28
FR2434264A1 (fr) 1980-03-21
CA1126091A (en) 1982-06-22
IT7949906A0 (it) 1979-07-31

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19940802