CH493740A - Zahnradpumpe - Google Patents

Zahnradpumpe

Info

Publication number
CH493740A
CH493740A CH1036269A CH1036269A CH493740A CH 493740 A CH493740 A CH 493740A CH 1036269 A CH1036269 A CH 1036269A CH 1036269 A CH1036269 A CH 1036269A CH 493740 A CH493740 A CH 493740A
Authority
CH
Switzerland
Prior art keywords
gear pump
gear
pump
Prior art date
Application number
CH1036269A
Other languages
English (en)
Inventor
Lyshoj Hansen Gunnar
Hartvig Petersen Jorgen
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
Publication of CH493740A publication Critical patent/CH493740A/de

Links

Classifications

    • 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)
  • Fire-Detection Mechanisms (AREA)
  • Casings For Electric Apparatus (AREA)
CH1036269A 1968-07-12 1969-07-04 Zahnradpumpe CH493740A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19681703802 DE1703802C3 (de) 1968-07-12 Zahnradpumpe
GB3328968A GB1278050A (en) 1968-07-12 1968-07-12 Flameproof enclosures

Publications (1)

Publication Number Publication Date
CH493740A true CH493740A (de) 1970-07-15

Family

ID=25754677

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1036269A CH493740A (de) 1968-07-12 1969-07-04 Zahnradpumpe

Country Status (6)

Country Link
BE (1) BE735993A (de)
CH (1) CH493740A (de)
DE (1) DE1935147A1 (de)
FR (2) FR2012843A1 (de)
GB (2) GB1278050A (de)
NL (1) NL163858C (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0466351A1 (de) * 1990-06-30 1992-01-15 Concentric Pumps Limited Verbesserungen in Bezug auf Gerotorpumpen
EP0619430A1 (de) * 1993-03-05 1994-10-12 Siegfried A. Dipl.-Ing. Eisenmann Innenzahnradpumpe für grossen Drehzahlbereich
EP0664395A1 (de) * 1994-01-19 1995-07-26 Hobourn Automotive Limited Innenzahnradpumpe

Families Citing this family (6)

* 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
GB2252671B (en) * 1991-02-07 1994-08-03 Long & Crawford Limited High power switching arrangement
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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0466351A1 (de) * 1990-06-30 1992-01-15 Concentric Pumps Limited Verbesserungen in Bezug auf Gerotorpumpen
EP0619430A1 (de) * 1993-03-05 1994-10-12 Siegfried A. Dipl.-Ing. Eisenmann Innenzahnradpumpe für grossen Drehzahlbereich
CN1040352C (zh) * 1993-03-05 1998-10-21 西格弗里德·A·艾森曼 用于宽转速范围的内啮合齿轮泵
EP0664395A1 (de) * 1994-01-19 1995-07-26 Hobourn Automotive Limited Innenzahnradpumpe

Also Published As

Publication number Publication date
GB1271677A (en) 1972-04-26
FR2012843A1 (de) 1970-03-27
GB1278050A (en) 1972-06-14
NL163858C (nl) 1980-10-15
DE1935147A1 (de) 1970-01-15
NL163858B (nl) 1980-05-16
DE1703802A1 (de) 1972-04-13
BE735993A (de) 1969-12-16
NL6910551A (de) 1970-01-14
FR2012893A1 (de) 1970-03-27
DE1703802B2 (de) 1977-01-27

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Legal Events

Date Code Title Description
PL Patent ceased