DE2035575C2 - - Google Patents

Info

Publication number
DE2035575C2
DE2035575C2 DE2035575A DE2035575A DE2035575C2 DE 2035575 C2 DE2035575 C2 DE 2035575C2 DE 2035575 A DE2035575 A DE 2035575A DE 2035575 A DE2035575 A DE 2035575A DE 2035575 C2 DE2035575 C2 DE 2035575C2
Authority
DE
Germany
Prior art keywords
bearing ring
pressure
gear pump
longitudinal grooves
pins
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
DE2035575A
Other languages
German (de)
English (en)
Other versions
DE2035575A1 (de
Inventor
Otto Eckerle
Robert 7502 Malsch De Jung
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 DE19702035575 priority Critical patent/DE2035575A1/de
Priority to FR7125680A priority patent/FR2101659A5/fr
Priority to GB3321471A priority patent/GB1346474A/en
Priority to JP5284771A priority patent/JPS5522633B1/ja
Priority to US00163750A priority patent/US3779674A/en
Publication of DE2035575A1 publication Critical patent/DE2035575A1/de
Application granted granted Critical
Publication of DE2035575C2 publication Critical patent/DE2035575C2/de
Granted 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)
DE19702035575 1970-07-17 1970-07-17 Hochdruck-Kleinzahnradpumpe Granted DE2035575A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19702035575 DE2035575A1 (de) 1970-07-17 1970-07-17 Hochdruck-Kleinzahnradpumpe
FR7125680A FR2101659A5 (it) 1970-07-17 1971-07-13
GB3321471A GB1346474A (en) 1970-07-17 1971-07-15 Internally meshing gear pumps
JP5284771A JPS5522633B1 (it) 1970-07-17 1971-07-17
US00163750A US3779674A (en) 1970-07-17 1971-07-19 High-pressure gear pump

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE2035575A1 DE2035575A1 (de) 1972-01-27
DE2035575C2 true DE2035575C2 (it) 1987-08-06

Family

ID=5777105

Family Applications (1)

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

Country Status (5)

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

Families Citing this family (14)

* 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
DE19861412B4 (de) * 1997-10-14 2016-05-12 Denso Corporation Zahnradpumpe 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
ITMI20090017U1 (it) * 2009-01-26 2010-07-27 Fluid O Tech Srl Assieme di separazione tra la camera di alta pressione e la camera di bassa pressione in una pompa volumetrica
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
CN104074741B (zh) * 2013-03-26 2017-09-29 德昌电机(深圳)有限公司 流体泵
CA2975826C (en) * 2014-02-14 2022-06-21 Starrotor Corporation Improved performance of gerotor compressors and expanders
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
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

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
GB1229621A (it) * 1967-04-18 1971-04-28
GB1233376A (it) * 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

Also Published As

Publication number Publication date
GB1346474A (en) 1974-02-13
DE2035575A1 (de) 1972-01-27
US3779674A (en) 1973-12-18
FR2101659A5 (it) 1972-03-31
JPS5522633B1 (it) 1980-06-18

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