CA1052180A - Gear pump or motor - Google Patents

Gear pump or motor

Info

Publication number
CA1052180A
CA1052180A CA264,026A CA264026A CA1052180A CA 1052180 A CA1052180 A CA 1052180A CA 264026 A CA264026 A CA 264026A CA 1052180 A CA1052180 A CA 1052180A
Authority
CA
Canada
Prior art keywords
low pressure
ring gear
pinion
filling member
cavity
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
CA264,026A
Other languages
English (en)
French (fr)
Inventor
Heinz W. Kruger
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.)
Sperry Corp
Original Assignee
Sperry Rand 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 Sperry Rand Corp filed Critical Sperry Rand Corp
Application granted granted Critical
Publication of CA1052180A publication Critical patent/CA1052180A/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
    • 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)
CA264,026A 1975-10-27 1976-10-25 Gear pump or motor Expired CA1052180A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752547994 DE2547994C2 (de) 1975-10-27 1975-10-27 Zahnradpumpe oder -motor

Publications (1)

Publication Number Publication Date
CA1052180A true CA1052180A (en) 1979-04-10

Family

ID=5960182

Family Applications (1)

Application Number Title Priority Date Filing Date
CA264,026A Expired CA1052180A (en) 1975-10-27 1976-10-25 Gear pump or motor

Country Status (9)

Country Link
JP (1) JPS5253505A (ja)
AU (1) AU506289B2 (ja)
CA (1) CA1052180A (ja)
CH (1) CH601670A5 (ja)
DE (1) DE2547994C2 (ja)
FR (1) FR2329872A1 (ja)
GB (1) GB1557885A (ja)
IT (1) IT1072604B (ja)
SE (1) SE428956B (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2924784A1 (de) * 1979-06-20 1981-01-22 Otto Eckerle Innenlaeuferzahnradpumpe
DE2942417A1 (de) * 1979-10-19 1981-05-14 Otto Eckerle GmbH & Co KG, 7502 Malsch Innenzahnradmaschine
GB2167131A (en) * 1984-11-19 1986-05-21 Sanden Corp Scroll-type rotary fluid-machine
DE3723557A1 (de) * 1987-07-16 1989-01-26 Eckerle Otto Gmbh & Co Innenzahnradmaschine
GB8817284D0 (en) * 1988-07-20 1988-08-24 Jaguar Cars Hydraulic devices
DE10020568A1 (de) * 2000-04-27 2001-10-31 Man Nutzfahrzeuge Ag Ölpumpe für Umlaufschmierung von Brennkraftmaschinen
DE102020209406A1 (de) 2020-07-24 2022-01-27 Eckerle Technologies GmbH Innenzahnradfluidmaschine
DE102020209407A1 (de) 2020-07-24 2022-01-27 Eckerle Technologies GmbH Innenzahnradfluidmaschine
CN112814895A (zh) * 2021-02-07 2021-05-18 上海涌憬液压机械有限公司 一种带双金属轴承的内啮合齿轮泵

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE242519C (ja) *
DE1553028C3 (de) * 1965-08-31 1978-06-29 Eckerle, Otto, 7502 Malsch Verschleißausgleichende Innenläufer-Zahnradpumpe
DE1653871C3 (de) * 1968-01-18 1982-01-21 Sperry Corp., Troy, Mich. Zahnradpumpe oder -motor

Also Published As

Publication number Publication date
AU1895176A (en) 1978-05-04
JPS614999B2 (ja) 1986-02-14
DE2547994C2 (de) 1985-07-04
JPS5253505A (en) 1977-04-30
GB1557885A (en) 1979-12-12
SE428956B (sv) 1983-08-01
DE2547994A1 (de) 1977-05-05
AU506289B2 (en) 1979-12-20
SE7611857L (sv) 1977-04-28
FR2329872A1 (fr) 1977-05-27
IT1072604B (it) 1985-04-10
FR2329872B3 (ja) 1980-11-07
CH601670A5 (ja) 1978-07-14

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