DE2412279A1 - Zahnradpumpe oder -motor - Google Patents

Zahnradpumpe oder -motor

Info

Publication number
DE2412279A1
DE2412279A1 DE2412279A DE2412279A DE2412279A1 DE 2412279 A1 DE2412279 A1 DE 2412279A1 DE 2412279 A DE2412279 A DE 2412279A DE 2412279 A DE2412279 A DE 2412279A DE 2412279 A1 DE2412279 A1 DE 2412279A1
Authority
DE
Germany
Prior art keywords
free
cut
tooth
gear pump
gear
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.)
Ceased
Application number
DE2412279A
Other languages
German (de)
English (en)
Inventor
Harry Simister Bottons
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.)
Northrop Grumman Properties Ltd
Original Assignee
Lucas Aerospace Ltd
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 Lucas Aerospace Ltd filed Critical Lucas Aerospace Ltd
Publication of DE2412279A1 publication Critical patent/DE2412279A1/de
Ceased 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
    • 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
    • F04C2/084—Toothed wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Hydraulic Motors (AREA)
DE2412279A 1973-03-15 1974-03-14 Zahnradpumpe oder -motor Ceased DE2412279A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1254573A GB1467441A (en) 1973-03-15 1973-03-15 Hydraulic gear pumps and motors

Publications (1)

Publication Number Publication Date
DE2412279A1 true DE2412279A1 (de) 1974-09-19

Family

ID=10006607

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2412279A Ceased DE2412279A1 (de) 1973-03-15 1974-03-14 Zahnradpumpe oder -motor

Country Status (7)

Country Link
US (1) US3953160A (enExample)
JP (1) JPS5069605A (enExample)
CA (1) CA1000111A (enExample)
DE (1) DE2412279A1 (enExample)
FR (1) FR2221632B1 (enExample)
GB (1) GB1467441A (enExample)
SE (1) SE406793B (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2714705A1 (de) * 1977-04-01 1979-02-22 Truninger Paul Zahnradpumpe
DE2901179A1 (de) * 1978-01-18 1979-07-19 Lucas Industries Ltd Hydraulikpumpe
DE19825376A1 (de) * 1998-06-06 1999-12-09 Bosch Gmbh Robert Zahnradmaschine
WO2024137265A1 (en) * 2022-12-19 2024-06-27 Triumph Engine Control Systems, Llc Volume expansion for cavitation reduction in a gear pump mesh
US12486843B2 (en) 2022-12-19 2025-12-02 Triumph Engine Control Systems, Llc Volume expansion for cavitation reduction in a gear pump mesh

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60150492A (ja) * 1984-01-18 1985-08-08 Saitama Kiki Kk 歯車ポンプ
US4803251A (en) * 1987-11-04 1989-02-07 Union Carbide Corporation Method for reducing sheeting during polymerization of alpha-olefins
JP2003083260A (ja) * 2001-09-13 2003-03-19 Koyo Seiko Co Ltd ギヤポンプ
DE10355214A1 (de) * 2003-11-26 2005-06-30 Robert Bosch Gmbh Zahnradpumpe, insbesondere Kraftstoffpumpe
DE102004046934B4 (de) * 2004-09-28 2006-06-14 Sauer-Danfoss Aps Hydraulische Maschine
US7481633B2 (en) * 2006-06-15 2009-01-27 White Drive Products, Inc. Rotor with cut-outs
US8137085B2 (en) * 2008-12-18 2012-03-20 Hamilton Sundstrand Corporation Gear pump with slots in teeth to reduce cavitation
US9677559B2 (en) 2011-02-25 2017-06-13 Hamilton Sundstrand Corporation Bearing face geometry for gear pump
US9776728B2 (en) 2014-07-22 2017-10-03 Hamilton Sundstrand Corporation Dual-stage gear pump with reduced pressure ripple
US9874208B2 (en) 2015-01-21 2018-01-23 Hamilton Sunstrand Corporation Bearing faces with fluid channels for gear pumps
EP3384159B1 (de) * 2015-12-04 2020-11-25 Audi AG Aussenzahnradpumpe
US10563653B2 (en) * 2016-01-12 2020-02-18 Hamilton Sundstrand Corporation Gear pump
US10443597B2 (en) 2016-01-12 2019-10-15 Hamilton Sundstrand Corporation Gears and gear pumps
US9945376B2 (en) 2016-03-16 2018-04-17 Hamilton Sundstrand Corporation Gear pump
DE102023202577A1 (de) * 2023-03-22 2024-09-26 Eckerle Technologies GmbH Zahnrad für eine Zahnradfluidmaschine, Verfahren zum Herstellen eines solchen Zahnrads sowie Zahnradfluidmaschine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1728528A (en) * 1928-02-21 1929-09-17 Cincinnati Ball Crank Co Fluid-pressure rotor
US1728529A (en) * 1928-04-28 1929-09-17 Cincinnati Ball Crank Co Fluid rotor
US2344628A (en) * 1940-12-26 1944-03-21 Gar Wood Ind Inc Gear pump
US2601003A (en) * 1946-05-17 1952-06-17 Bendix Aviat Corp Gear pump
US2845031A (en) * 1953-01-13 1958-07-29 Francis W Guibert Gear tooth construction for rotary fluid meters
GB1170773A (en) * 1966-03-23 1969-11-19 Lucas Industries Ltd Gear Pumps
GB1263921A (en) * 1968-04-25 1972-02-16 Lucas Industries Ltd Gear pumps
JPS50702B2 (enExample) * 1971-08-28 1975-01-10

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2714705A1 (de) * 1977-04-01 1979-02-22 Truninger Paul Zahnradpumpe
DE2901179A1 (de) * 1978-01-18 1979-07-19 Lucas Industries Ltd Hydraulikpumpe
DE19825376A1 (de) * 1998-06-06 1999-12-09 Bosch Gmbh Robert Zahnradmaschine
DE19825376C2 (de) * 1998-06-06 2003-12-11 Bosch Gmbh Robert Zahnradmaschine
WO2024137265A1 (en) * 2022-12-19 2024-06-27 Triumph Engine Control Systems, Llc Volume expansion for cavitation reduction in a gear pump mesh
US12486843B2 (en) 2022-12-19 2025-12-02 Triumph Engine Control Systems, Llc Volume expansion for cavitation reduction in a gear pump mesh

Also Published As

Publication number Publication date
JPS5069605A (enExample) 1975-06-10
FR2221632B1 (enExample) 1978-03-31
SE406793B (sv) 1979-02-26
CA1000111A (en) 1976-11-23
GB1467441A (en) 1977-03-16
US3953160A (en) 1976-04-27
FR2221632A1 (enExample) 1974-10-11

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