AT287504B - Zahnradpumpe - Google Patents

Zahnradpumpe

Info

Publication number
AT287504B
AT287504B AT646769A AT646769A AT287504B AT 287504 B AT287504 B AT 287504B AT 646769 A AT646769 A AT 646769A AT 646769 A AT646769 A AT 646769A AT 287504 B AT287504 B AT 287504B
Authority
AT
Austria
Prior art keywords
gear pump
gear
pump
Prior art date
Application number
AT646769A
Other languages
English (en)
Inventor
Gunnar Lyshoj Hansen
Jorgen Hartvig Petersen
Original Assignee
Danfoss As
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
Priority claimed from DE19681703802 external-priority patent/DE1703802C3/de
Application filed by Danfoss As filed Critical Danfoss As
Application granted granted Critical
Publication of AT287504B publication Critical patent/AT287504B/de

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
    • H01H9/042—Explosion-proof cases
    • H01H9/043—Explosion-proof cases with pressure-relief devices
    • 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
    • F04C15/0042—Systems for the equilibration of forces acting on the machines or pump
    • F04C15/0049—Equalization of pressure pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
AT646769A 1968-07-12 1969-07-04 Zahnradpumpe AT287504B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681703802 DE1703802C3 (de) 1968-07-12 Zahnradpumpe

Publications (1)

Publication Number Publication Date
AT287504B true AT287504B (de) 1971-01-25

Family

ID=5688567

Family Applications (1)

Application Number Title Priority Date Filing Date
AT646769A AT287504B (de) 1968-07-12 1969-07-04 Zahnradpumpe

Country Status (10)

Country Link
AT (1) AT287504B (de)
BE (1) BE735993A (de)
CH (1) CH493740A (de)
DK (1) DK143462C (de)
ES (1) ES369412A1 (de)
FR (1) FR2012893A1 (de)
GB (1) GB1271677A (de)
NL (1) NL163858C (de)
NO (1) NO124327B (de)
SE (1) SE355643B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61108884A (ja) * 1984-10-31 1986-05-27 Aisin Seiki Co Ltd トロコイド型オイルポンプ
JPS6441686A (en) * 1987-08-06 1989-02-13 Giyuuji Negishi Trochoid pump
GB9014601D0 (en) * 1990-06-30 1990-08-22 Concentric Pumps Ltd Improvements relating to gerotor pumps
EP0619430B1 (de) * 1993-03-05 1997-07-23 Siegfried A. Dipl.-Ing. Eisenmann Innenzahnradpumpe für grossen Drehzahlbereich
GB9400989D0 (en) * 1994-01-19 1994-03-16 Hobourn Automotive Ltd Improvements in or relating to pumps
JP3943826B2 (ja) * 2000-11-09 2007-07-11 株式会社日立製作所 オイルポンプ
JP5681571B2 (ja) * 2011-06-06 2015-03-11 株式会社山田製作所 オイルポンプ
DE102013226852A1 (de) 2013-12-20 2015-06-25 Volkswagen Aktiengesellschaft Zahnradpumpe

Also Published As

Publication number Publication date
SE355643B (de) 1973-04-30
DE1703802A1 (de) 1972-04-13
NL163858C (nl) 1980-10-15
DE1703802B2 (de) 1977-01-27
CH493740A (de) 1970-07-15
NL163858B (nl) 1980-05-16
DK143462B (da) 1981-08-24
ES369412A1 (es) 1971-05-16
NO124327B (de) 1972-04-04
NL6910551A (nl) 1970-01-14
GB1271677A (en) 1972-04-26
BE735993A (fr) 1969-12-16
FR2012893A1 (de) 1970-03-27
DK143462C (da) 1981-12-28

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee