ES422690A1 - Perfeccionamientos en los aparatos hidraulicos de engrana- jes. - Google Patents

Perfeccionamientos en los aparatos hidraulicos de engrana- jes.

Info

Publication number
ES422690A1
ES422690A1 ES422690A ES422690A ES422690A1 ES 422690 A1 ES422690 A1 ES 422690A1 ES 422690 A ES422690 A ES 422690A ES 422690 A ES422690 A ES 422690A ES 422690 A1 ES422690 A1 ES 422690A1
Authority
ES
Spain
Prior art keywords
plate
hydraulic apparatus
high pressure
pressure region
geared hydraulic
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
Application number
ES422690A
Other languages
English (en)
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.)
Hydroperfect International Inc
Original Assignee
Hydroperfect International Inc
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 Hydroperfect International Inc filed Critical Hydroperfect International Inc
Publication of ES422690A1 publication Critical patent/ES422690A1/es
Expired legal-status Critical Current

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)
  • Hydraulic Motors (AREA)
ES422690A 1973-01-23 1974-01-22 Perfeccionamientos en los aparatos hidraulicos de engrana- jes. Expired ES422690A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7302257A FR2215103A5 (es) 1973-01-23 1973-01-23

Publications (1)

Publication Number Publication Date
ES422690A1 true ES422690A1 (es) 1976-04-01

Family

ID=9113688

Family Applications (1)

Application Number Title Priority Date Filing Date
ES422690A Expired ES422690A1 (es) 1973-01-23 1974-01-22 Perfeccionamientos en los aparatos hidraulicos de engrana- jes.

Country Status (9)

Country Link
US (1) US3909165A (es)
JP (1) JPS49104205A (es)
BR (1) BR7400487D0 (es)
CA (1) CA994168A (es)
DE (1) DE2403175A1 (es)
ES (1) ES422690A1 (es)
FR (1) FR2215103A5 (es)
GB (1) GB1448064A (es)
IT (1) IT1005359B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7500496U (de) * 1975-01-10 1976-07-22 Robert Bosch Gmbh, 7000 Stuttgart Ahnradmaschine (pumpe oder motor)
GB1572467A (en) * 1977-02-01 1980-07-30 Hamworthy Hydraulics Ltd Gear pumps
FR2543229B1 (fr) * 1983-03-22 1985-08-16 Hydroperfect Int Dispositif pour la compensation hydrostatique de pompes et moteurs hydrauliques du type a engrenage
US4768935A (en) * 1985-10-08 1988-09-06 Atos Oleodinamica S.P.A. Volumetric blade pump for fluid-hydraulic actuation
FR2681647B1 (fr) * 1991-09-24 1995-05-12 Hydroperfect Int Machine hydraulique du type a engrenage a corps flottant.
JP2602166Y2 (ja) * 1992-03-31 1999-12-27 株式会社島津製作所 タンデム歯車ポンプ
US6158983A (en) * 1997-04-24 2000-12-12 Trw Inc. Pump having muffler for attenuating noise
US5961309A (en) * 1997-04-24 1999-10-05 Trw Inc. Gear pump with noise attenuation
US6022668A (en) * 1998-01-19 2000-02-08 Kodak Polychrome Graphics Llc Positive-working direct write waterless lithographic printing members and methods of imaging and printing using same
US6716011B2 (en) 2001-06-14 2004-04-06 Monarch Hydraulics, Inc. Hydraulic pump utilizing floating shafts
EP3850218B1 (en) * 2018-09-13 2022-11-02 Casappa S.p.A. Geared volumetric machine

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2932254A (en) * 1955-05-02 1960-04-12 Plessey Co Ltd Gear pump
US2986096A (en) * 1955-10-24 1961-05-30 Plessey Co Ltd Journal bearing
FR1163106A (fr) * 1955-10-24 1958-09-23 Plessey Co Ltd Pompe à engrenage ou dispositif analogue à paliers lisses
US3073251A (en) * 1958-02-28 1963-01-15 Bosch Gmbh Robert Hydraulic machines
US3096719A (en) * 1960-04-29 1963-07-09 Webster Electric Co Inc Rotary pump or motor
US3142260A (en) * 1961-10-09 1964-07-28 Borg Warner Pump seal
BE625348A (es) * 1961-12-11
FR1343908A (fr) * 1962-11-22 1963-11-22 Clark Equipment Co Pompe ou moteur
US3270680A (en) * 1964-12-17 1966-09-06 Kingston Products Corp Pressure loaded gear pump
US3473476A (en) * 1967-11-13 1969-10-21 Lear Siegler Inc Gear pump seal
FR1598392A (es) * 1968-04-13 1970-07-06
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

Also Published As

Publication number Publication date
JPS49104205A (es) 1974-10-02
GB1448064A (en) 1976-09-02
US3909165A (en) 1975-09-30
FR2215103A5 (es) 1974-08-19
CA994168A (en) 1976-08-03
AU6479774A (en) 1975-07-24
IT1005359B (it) 1976-08-20
BR7400487D0 (pt) 1974-08-22
DE2403175A1 (de) 1974-07-25

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