DE3262290D1 - Gear pump or motor - Google Patents

Gear pump or motor

Info

Publication number
DE3262290D1
DE3262290D1 DE8282103446T DE3262290T DE3262290D1 DE 3262290 D1 DE3262290 D1 DE 3262290D1 DE 8282103446 T DE8282103446 T DE 8282103446T DE 3262290 T DE3262290 T DE 3262290T DE 3262290 D1 DE3262290 D1 DE 3262290D1
Authority
DE
Germany
Prior art keywords
gear
shaftless
housing
tooth
motor
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
DE8282103446T
Other languages
English (en)
Inventor
Herbert Joseph Hauser
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.)
Deere and Co
Original Assignee
Deere and Co
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 Deere and Co filed Critical Deere and Co
Application granted granted Critical
Publication of DE3262290D1 publication Critical patent/DE3262290D1/de
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
    • 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)
  • Valve Device For Special Equipments (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Hydraulic Motors (AREA)
DE8282103446T 1981-05-04 1982-04-23 Gear pump or motor Expired DE3262290D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/260,142 US4386893A (en) 1981-05-04 1981-05-04 Gear pump or motor with a shaftless gear

Publications (1)

Publication Number Publication Date
DE3262290D1 true DE3262290D1 (en) 1985-03-28

Family

ID=22987941

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282103446T Expired DE3262290D1 (en) 1981-05-04 1982-04-23 Gear pump or motor

Country Status (9)

Country Link
US (1) US4386893A (de)
EP (1) EP0064239B1 (de)
JP (1) JPS57186081A (de)
AT (1) ATE11806T1 (de)
BR (1) BR8202516A (de)
CA (1) CA1180228A (de)
DE (1) DE3262290D1 (de)
ES (1) ES279686Y (de)
ZA (1) ZA823016B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11247767A (ja) 1997-12-23 1999-09-14 Maag Pump Syst Textron Ag 歯車ポンプの軸を位置決めするための方法および歯車ポンプ
EP0833056B1 (de) * 1997-12-23 2004-09-29 Maag Pump Systems Textron AG Verfahren zur Wellenpositionierung und eine Zahnradpumpe
US6042352A (en) * 1998-08-12 2000-03-28 Argo-Tech Corporation Bearing with pulsed bleed configuration
DE10337475A1 (de) * 2003-08-08 2005-03-03 Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg Verstellgetriebe für ein Kraftfahrzeug
US7591640B2 (en) * 2006-08-30 2009-09-22 Ishikawajima-Harima Heavy Industries Co., Ltd. Three gear type gear pump of a fuel supply system
US8087913B2 (en) * 2008-12-22 2012-01-03 Hamilton Sundstrand Corporation Gear pump with unequal gear teeth on drive and driven gear
CN101852091A (zh) * 2010-05-13 2010-10-06 石家庄中煤装备制造有限公司 一种节能高效的气动马达
DE102012205406A1 (de) * 2012-04-03 2013-10-10 Robert Bosch Gmbh Hydrostatische Verdrängermaschine mit gekrümmter Eingriffslinie und Flankenlinienrücknahme
EP2674570A1 (de) * 2012-06-14 2013-12-18 Bobby Boucher Turbine mit gleich- und gegenläufigen Rotoren auf derselben Ebene
DE102013226852A1 (de) * 2013-12-20 2015-06-25 Volkswagen Aktiengesellschaft Zahnradpumpe
WO2015134194A1 (en) * 2014-03-07 2015-09-11 Parker-Hannifin Corporation Three-gear pump system for low viscosity fluids
US12025131B2 (en) 2022-08-08 2024-07-02 Deere & Company Torque transfer gear pump

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US137056A (en) * 1873-03-25 Improvement in rotary engines or pumps
US2626570A (en) * 1947-06-13 1953-01-27 Euclid Road Machinery Co Floating gear pump
US2699122A (en) * 1952-05-27 1955-01-11 Gen Motors Corp Multiple gear fluid pump
US2760381A (en) * 1952-10-22 1956-08-28 Hupp Corp Construction of gear teeth
DE1140462B (de) * 1956-12-11 1962-11-29 Karl Torsten Kaelle Zahnradpumpe
US3120190A (en) * 1961-03-02 1964-02-04 Falk Corp Gear pump
GB1057282A (en) * 1963-04-19 1967-02-01 John Wilmott Marshall Rotary internal combustion engines and fluid motors
US3286643A (en) * 1963-10-14 1966-11-22 Dowty Technical Dev Ltd Gear pumps and motors
JPS5465806A (en) * 1977-11-04 1979-05-26 Asahi Engineering Gear pump
DE2824762A1 (de) * 1978-06-06 1979-12-13 Bosch Gmbh Robert Zahnradmaschine (pumpe oder motor)

Also Published As

Publication number Publication date
JPS57186081A (en) 1982-11-16
ES279686U (es) 1985-06-16
CA1180228A (en) 1985-01-02
US4386893A (en) 1983-06-07
ES279686Y (es) 1986-04-01
ZA823016B (en) 1983-12-28
ATE11806T1 (de) 1985-02-15
EP0064239B1 (de) 1985-02-13
EP0064239A1 (de) 1982-11-10
BR8202516A (pt) 1983-04-12

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee