CH539782A - Hochdruckzahnradpumpe - Google Patents

Hochdruckzahnradpumpe

Info

Publication number
CH539782A
CH539782A CH120172A CH120172A CH539782A CH 539782 A CH539782 A CH 539782A CH 120172 A CH120172 A CH 120172A CH 120172 A CH120172 A CH 120172A CH 539782 A CH539782 A CH 539782A
Authority
CH
Switzerland
Prior art keywords
high pressure
gear pump
pressure gear
pump
pressure
Prior art date
Application number
CH120172A
Other languages
English (en)
Inventor
William Pollman Fredric
Raymond Frandsen Lee
David Sr Throckmorton Charles
Original Assignee
Sundstrand Corp
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 Sundstrand Corp filed Critical Sundstrand Corp
Publication of CH539782A publication Critical patent/CH539782A/de

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
    • 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)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
CH120172A 1971-01-27 1972-01-27 Hochdruckzahnradpumpe CH539782A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11017971A 1971-01-27 1971-01-27

Publications (1)

Publication Number Publication Date
CH539782A true CH539782A (de) 1973-07-31

Family

ID=22331630

Family Applications (1)

Application Number Title Priority Date Filing Date
CH120172A CH539782A (de) 1971-01-27 1972-01-27 Hochdruckzahnradpumpe

Country Status (8)

Country Link
US (1) US3690793A (de)
BE (1) BE778504A (de)
CA (1) CA966723A (de)
CH (1) CH539782A (de)
DE (1) DE2203820A1 (de)
FR (1) FR2124855A5 (de)
GB (1) GB1372482A (de)
IT (1) IT948331B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1572467A (en) * 1977-02-01 1980-07-30 Hamworthy Hydraulics Ltd Gear pumps
US4337018A (en) * 1980-01-29 1982-06-29 Commercial Shearing, Inc. Rotary impeller pump or motor with counterbalancing chamber in thrust plate bearing counterbore
US4392798A (en) * 1981-04-03 1983-07-12 General Signal Corporation Gear pump or motor with low pressure bearing lubrication
US4927343A (en) * 1988-10-06 1990-05-22 Permco, Inc. Lubrication of gear pump trunnions
US5076770A (en) * 1990-04-13 1991-12-31 Allied-Signal Inc. Gear pump having improved low temperature operation
IT1238912B (it) * 1990-04-26 1993-09-07 Fiatgeotech Pompa ad ingranaggi.
US5190450A (en) * 1992-03-06 1993-03-02 Eastman Kodak Company Gear pump for high viscosity materials
DE4225804C2 (de) * 1992-08-05 1998-12-24 Bosch Gmbh Robert Zahnradmaschine
US5702234A (en) * 1995-12-01 1997-12-30 Micropump, Inc. Fluid pump with bearing set having lubrication path
US6135741A (en) * 1998-12-23 2000-10-24 Parker-Hannifin Corporation Recirculating flow path for gear pump
US6716011B2 (en) 2001-06-14 2004-04-06 Monarch Hydraulics, Inc. Hydraulic pump utilizing floating shafts
GB0318584D0 (en) * 2003-08-07 2003-09-10 Mcgill Tech Ltd Mixing apparatus
ITMI20090045U1 (it) * 2009-02-16 2010-08-17 Fluid O Tech Srl Pompa volumetrica ad ingranaggi perfezionata
CN105526160A (zh) 2014-10-16 2016-04-27 德昌电机(深圳)有限公司 齿轮泵
CN109322821B (zh) * 2018-10-09 2023-07-04 宿迁学院 一种用于消除齿轮泵径向力的组合结构
CN114017313B (zh) * 2021-11-26 2023-08-22 宁波邦威泵业有限公司 一种凸轮式双转子泵

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885965A (en) * 1955-03-21 1959-05-12 Borg Warner Pressure loaded pump lubricating means
DE1134590B (de) * 1957-11-09 1962-08-09 Bosch Gmbh Robert Zahnradpumpe
US3156191A (en) * 1960-12-23 1964-11-10 Clark Equipment Co Sealing means for pumps and motors
US3196800A (en) * 1962-12-13 1965-07-27 Parker Hannifin Corp Gear pump
US3145661A (en) * 1962-12-19 1964-08-25 New York Air Brake Co Pump
GB1232590A (de) * 1967-08-21 1971-05-19

Also Published As

Publication number Publication date
BE778504A (fr) 1972-05-16
CA966723A (en) 1975-04-29
GB1372482A (en) 1974-10-30
US3690793A (en) 1972-09-12
FR2124855A5 (de) 1972-09-22
DE2203820A1 (de) 1972-09-07
IT948331B (it) 1973-05-30

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Legal Events

Date Code Title Description
PL Patent ceased