DE2547994C2 - Zahnradpumpe oder -motor - Google Patents

Zahnradpumpe oder -motor

Info

Publication number
DE2547994C2
DE2547994C2 DE19752547994 DE2547994A DE2547994C2 DE 2547994 C2 DE2547994 C2 DE 2547994C2 DE 19752547994 DE19752547994 DE 19752547994 DE 2547994 A DE2547994 A DE 2547994A DE 2547994 C2 DE2547994 C2 DE 2547994C2
Authority
DE
Germany
Prior art keywords
pressure
ring gear
filler piece
low
pinion
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
DE19752547994
Other languages
German (de)
English (en)
Other versions
DE2547994A1 (de
Inventor
Heinz W. Dipl.-Ing. 6390 Usingen Krüger
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.)
Unisys Corp
Original Assignee
Sperry 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 Corp filed Critical Sperry Corp
Priority to DE19752547994 priority Critical patent/DE2547994C2/de
Priority to AU18951/76A priority patent/AU506289B2/en
Priority to FR7631821A priority patent/FR2329872A1/fr
Priority to CA264,026A priority patent/CA1052180A/en
Priority to CH1348376A priority patent/CH601670A5/xx
Priority to SE7611857A priority patent/SE428956B/xx
Priority to GB4449876A priority patent/GB1557885A/en
Priority to IT2866776A priority patent/IT1072604B/it
Priority to JP12839576A priority patent/JPS5253505A/ja
Publication of DE2547994A1 publication Critical patent/DE2547994A1/de
Priority to US05/867,353 priority patent/US4132515A/en
Application granted granted Critical
Publication of DE2547994C2 publication Critical patent/DE2547994C2/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
    • F04C2/10—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)
DE19752547994 1975-10-27 1975-10-27 Zahnradpumpe oder -motor Expired DE2547994C2 (de)

Priority Applications (10)

Application Number Priority Date Filing Date Title
DE19752547994 DE2547994C2 (de) 1975-10-27 1975-10-27 Zahnradpumpe oder -motor
AU18951/76A AU506289B2 (en) 1975-10-27 1976-10-15 Gear pump or motor
FR7631821A FR2329872A1 (fr) 1975-10-27 1976-10-22 Pompe ou moteur a engrenage avec piece de remplissage montee mobile entre roue et pignon
CA264,026A CA1052180A (en) 1975-10-27 1976-10-25 Gear pump or motor
CH1348376A CH601670A5 (enExample) 1975-10-27 1976-10-26
SE7611857A SE428956B (sv) 1975-10-27 1976-10-26 Kugghjulspump eller -motor
GB4449876A GB1557885A (en) 1975-10-27 1976-10-26 Gear pump or motor
IT2866776A IT1072604B (it) 1975-10-27 1976-10-26 Pompa ad ingranaggi
JP12839576A JPS5253505A (en) 1975-10-27 1976-10-27 Gear pumps
US05/867,353 US4132515A (en) 1975-10-27 1978-01-05 Crescent gear pump or motor having bearing means for supporting the ring gear

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE2547994A1 DE2547994A1 (de) 1977-05-05
DE2547994C2 true DE2547994C2 (de) 1985-07-04

Family

ID=5960182

Family Applications (1)

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

Country Status (9)

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

Cited By (3)

* 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
DE102020209406A1 (de) 2020-07-24 2022-01-27 Eckerle Technologies GmbH Innenzahnradfluidmaschine
US11971033B2 (en) 2020-07-24 2024-04-30 Eckerle Technologies GmbH Internal gear fluid machine

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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 (enExample) *
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

Cited By (4)

* 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
DE102020209406A1 (de) 2020-07-24 2022-01-27 Eckerle Technologies GmbH Innenzahnradfluidmaschine
US11971033B2 (en) 2020-07-24 2024-04-30 Eckerle Technologies GmbH Internal gear fluid machine
US12163519B2 (en) 2020-07-24 2024-12-10 Eckerle Technologies GmbH Internal gear fluid machine with connection channel in each of two housing walls

Also Published As

Publication number Publication date
CH601670A5 (enExample) 1978-07-14
DE2547994A1 (de) 1977-05-05
SE7611857L (sv) 1977-04-28
IT1072604B (it) 1985-04-10
JPS5253505A (en) 1977-04-30
AU506289B2 (en) 1979-12-20
SE428956B (sv) 1983-08-01
FR2329872B3 (enExample) 1980-11-07
AU1895176A (en) 1978-05-04
GB1557885A (en) 1979-12-12
JPS614999B2 (enExample) 1986-02-14
CA1052180A (en) 1979-04-10
FR2329872A1 (fr) 1977-05-27

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
8110 Request for examination paragraph 44
8162 Independent application
D2 Grant after examination
8339 Ceased/non-payment of the annual fee
8364 No opposition during term of opposition
8370 Indication of lapse of patent is to be deleted
8328 Change in the person/name/address of the agent

Free format text: DERZEIT KEIN VERTRETER BESTELLT

8328 Change in the person/name/address of the agent

Free format text: GLEISS, A., DIPL.-ING. GROSSE, R., DIPL.-ING., PAT.-ANWAELTE, 7000 STUTTGART