GB1346474A - Internally meshing gear pumps - Google Patents

Internally meshing gear pumps

Info

Publication number
GB1346474A
GB1346474A GB3321471A GB3321471A GB1346474A GB 1346474 A GB1346474 A GB 1346474A GB 3321471 A GB3321471 A GB 3321471A GB 3321471 A GB3321471 A GB 3321471A GB 1346474 A GB1346474 A GB 1346474A
Authority
GB
United Kingdom
Prior art keywords
ring
pump
fluid
plate
housing
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
GB3321471A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE19722231386 priority Critical patent/DE2231386A1/de
Publication of GB1346474A publication Critical patent/GB1346474A/en
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
    • F04C15/0007—Radial sealings for working fluid
    • F04C15/0019—Radial sealing elements specially adapted for 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
    • 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
    • F04C2/10—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)
GB3321471A 1970-07-17 1971-07-15 Internally meshing gear pumps Expired GB1346474A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19722231386 DE2231386A1 (de) 1971-07-15 1972-06-27 Hochdruck-zahnradpumpe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702035575 DE2035575A1 (de) 1970-07-17 1970-07-17 Hochdruck-Kleinzahnradpumpe

Publications (1)

Publication Number Publication Date
GB1346474A true GB1346474A (en) 1974-02-13

Family

ID=5777105

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3321471A Expired GB1346474A (en) 1970-07-17 1971-07-15 Internally meshing gear pumps

Country Status (5)

Country Link
US (1) US3779674A (enrdf_load_stackoverflow)
JP (1) JPS5522633B1 (enrdf_load_stackoverflow)
DE (1) DE2035575A1 (enrdf_load_stackoverflow)
FR (1) FR2101659A5 (enrdf_load_stackoverflow)
GB (1) GB1346474A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2211059A3 (en) * 2009-01-26 2014-08-06 Fluid-O-Tech S.r.l. Separation system between the high-pressure chamber and the low-pressure chamber in a volumetric pump
US20140294627A1 (en) * 2013-03-26 2014-10-02 Johnson Electric S.A. Liquid pump
CN110206727A (zh) * 2019-07-02 2019-09-06 潘国陶 一种端面补偿机构及使用该机构的变速器

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2300484A1 (de) * 1973-01-05 1974-07-18 Otto Eckerle Hochdruck-zahnradpumpe
DE2606082A1 (de) * 1976-02-16 1977-08-25 Otto Eckerle Hochdruck-zahnradpumpe oder -motor
GB8817284D0 (en) * 1988-07-20 1988-08-24 Jaguar Cars Hydraulic devices
US5197869A (en) * 1991-03-22 1993-03-30 The Gorman-Rupp Company Rotary gear transfer pump having pressure balancing lubrication, bearing and mounting means
DE19847082B4 (de) * 1997-10-14 2013-01-17 Denso Corporation Drehkolbenpumpe und Bremsvorrichtung, die diese verwendet
DE59808764D1 (de) * 1998-09-15 2003-07-24 Ford Global Tech Inc Innenzahnrad- bzw. Innenkonturrotor-Druckmittelpumpe
US7413424B2 (en) * 2003-06-03 2008-08-19 Brueninghaus Hydromatik Gmbh Gear pump and holding element therefor
JP5760891B2 (ja) * 2011-09-17 2015-08-12 株式会社ジェイテクト 電動オイルポンプ
US9657734B2 (en) * 2014-02-14 2017-05-23 Starrotor Corporation Gerotor with reduced leakage
CN107725357B (zh) * 2017-12-07 2019-06-25 江西应用技术职业学院 一种适用于水液压传动的内啮合齿轮泵
CN109340102A (zh) * 2018-12-03 2019-02-15 湖北海蓝装备科技有限公司 高压内啮合齿轮泵

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1970146A (en) * 1926-03-01 1934-08-14 Myron F Hill Reversible liquid pump
US1719640A (en) * 1926-10-30 1929-07-02 James B Tuthill Rotary machine
US2132813A (en) * 1933-06-10 1938-10-11 Gunnar A Wahlmark Rotary engine
CH216223A (de) * 1940-03-30 1941-08-15 Truninger Paul Drehkolbenmaschine.
US3188969A (en) * 1957-09-06 1965-06-15 Robert W Brundage Hydraulic pump or motor
US3034447A (en) * 1959-05-19 1962-05-15 Robert W Brundage Hydraulic pump or motor
DE1266134B (de) * 1960-09-26 1968-04-11 Otto Eckerle Zahnradpumpe
DE1403923A1 (de) * 1960-09-26 1969-11-06 Oilenergetic Establishment Radialdurchstroemte Hochleistungs-Zahnradpumpe oder Motor
DE1553015B2 (de) * 1963-04-11 1977-04-21 Eckerle, Otto, 7502 Maisch Verschleissausgleichende, innenachsige zahnradpumpe
DE1553027C2 (de) * 1965-08-23 1983-02-24 Eckerle, Otto, 7502 Malsch Innen-Zahnradpumpe
GB1229622A (enrdf_load_stackoverflow) * 1967-04-18 1971-04-28
GB1233376A (enrdf_load_stackoverflow) * 1967-11-17 1971-05-26
DE1653871C3 (de) * 1968-01-18 1982-01-21 Sperry Corp., Troy, Mich. Zahnradpumpe oder -motor
DE1801825A1 (de) * 1968-10-08 1970-06-04 Eckerle Otto Hochdruckinnenzahnradpumpe
AT303533B (de) * 1970-03-14 1972-11-27 Hans Molly Dipl Ing Zahnradmaschine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2211059A3 (en) * 2009-01-26 2014-08-06 Fluid-O-Tech S.r.l. Separation system between the high-pressure chamber and the low-pressure chamber in a volumetric pump
US20140294627A1 (en) * 2013-03-26 2014-10-02 Johnson Electric S.A. Liquid pump
US10100831B2 (en) * 2013-03-26 2018-10-16 Johnson Electric S.A. Liquid pump
CN110206727A (zh) * 2019-07-02 2019-09-06 潘国陶 一种端面补偿机构及使用该机构的变速器

Also Published As

Publication number Publication date
US3779674A (en) 1973-12-18
DE2035575A1 (de) 1972-01-27
FR2101659A5 (enrdf_load_stackoverflow) 1972-03-31
JPS5522633B1 (enrdf_load_stackoverflow) 1980-06-18
DE2035575C2 (enrdf_load_stackoverflow) 1987-08-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee