FR2012893A1 - - Google Patents

Info

Publication number
FR2012893A1
FR2012893A1 FR6923850A FR6923850A FR2012893A1 FR 2012893 A1 FR2012893 A1 FR 2012893A1 FR 6923850 A FR6923850 A FR 6923850A FR 6923850 A FR6923850 A FR 6923850A FR 2012893 A1 FR2012893 A1 FR 2012893A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6923850A
Other languages
French (fr)
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.)
Danfoss AS
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 FR2012893A1 publication Critical patent/FR2012893A1/fr
Withdrawn legal-status Critical Current

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
    • 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
    • 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)
FR6923850A 1968-07-12 1969-07-11 Withdrawn FR2012893A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2012893A1 true FR2012893A1 (enrdf_load_stackoverflow) 1970-03-27

Family

ID=5688567

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6923850A Withdrawn FR2012893A1 (enrdf_load_stackoverflow) 1968-07-12 1969-07-11

Country Status (10)

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

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
DE1703802A1 (de) 1972-04-13
GB1271677A (en) 1972-04-26
CH493740A (de) 1970-07-15
AT287504B (de) 1971-01-25
DK143462B (da) 1981-08-24
NO124327B (enrdf_load_stackoverflow) 1972-04-04
DE1703802B2 (de) 1977-01-27
NL6910551A (nl) 1970-01-14
SE355643B (enrdf_load_stackoverflow) 1973-04-30
NL163858B (nl) 1980-05-16
ES369412A1 (es) 1971-05-16
NL163858C (nl) 1980-10-15
BE735993A (fr) 1969-12-16
DK143462C (da) 1981-12-28

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Legal Events

Date Code Title Description
ST Notification of lapse