FR2385918A1 - Pompe a engrenage - Google Patents

Pompe a engrenage

Info

Publication number
FR2385918A1
FR2385918A1 FR7809427A FR7809427A FR2385918A1 FR 2385918 A1 FR2385918 A1 FR 2385918A1 FR 7809427 A FR7809427 A FR 7809427A FR 7809427 A FR7809427 A FR 7809427A FR 2385918 A1 FR2385918 A1 FR 2385918A1
Authority
FR
France
Prior art keywords
gear pump
toothed wheels
groove
active
toothing
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.)
Granted
Application number
FR7809427A
Other languages
English (en)
Other versions
FR2385918B1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2385918A1 publication Critical patent/FR2385918A1/fr
Application granted granted Critical
Publication of FR2385918B1 publication Critical patent/FR2385918B1/fr
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
    • F04C2/082—Details specially related to intermeshing engagement type machines or pumps
    • F04C2/084—Toothed wheels
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H05B33/20—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the material in which the electroluminescent material is embedded

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)

Abstract

Pompe à engrenage comportant des roues dentées engrenant entre elles et tournant dans un seul sens, dont l'une est menante et l'autre menée, dans laquelle les deux roues dentées sont logées dans un carter comprenant plusieurs pièces dont deux sont des flasques d'étanchéité, dont, soit dans les flancs actifs des roues dentées, soit dans la face interne de l'un des flasques du carter, est prévue dans la région du profil actif de la denture, au moins une gorge ou rainure de section variable.
FR7809427A 1977-04-01 1978-03-31 Pompe a engrenage Expired FR2385918B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2714705A DE2714705C3 (de) 1977-04-01 1977-04-01 Zahnradpumpe

Publications (2)

Publication Number Publication Date
FR2385918A1 true FR2385918A1 (fr) 1978-10-27
FR2385918B1 FR2385918B1 (fr) 1985-11-15

Family

ID=6005428

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7809427A Expired FR2385918B1 (fr) 1977-04-01 1978-03-31 Pompe a engrenage

Country Status (11)

Country Link
AT (1) AT353103B (fr)
AU (1) AU523008B2 (fr)
BE (1) BE864919A (fr)
CA (1) CA1103989A (fr)
CH (1) CH623116A5 (fr)
DE (1) DE2714705C3 (fr)
FR (1) FR2385918B1 (fr)
GB (1) GB1584020A (fr)
IT (1) IT1093500B (fr)
NL (1) NL7803492A (fr)
SE (1) SE7802848L (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984001004A1 (fr) * 1982-09-07 1984-03-15 Ford Werke Ag Pompe a engrenage helicoidale
DE4217160C2 (de) * 1992-05-23 1999-12-23 Bosch Gmbh Robert Zahnradmaschine (Pumpe oder Motor)
DE10355214A1 (de) * 2003-11-26 2005-06-30 Robert Bosch Gmbh Zahnradpumpe, insbesondere Kraftstoffpumpe
DE102009001154A1 (de) 2009-02-25 2010-08-26 Robert Bosch Gmbh Zahnradpumpe
DE102009028157A1 (de) 2009-07-31 2011-02-03 Robert Bosch Gmbh Zahnradpumpe
JP5993138B2 (ja) 2011-12-06 2016-09-14 住友精密工業株式会社 液圧装置
DE102017210594A1 (de) * 2016-12-16 2018-06-21 Zf Friedrichshafen Ag Segmentierte Zahnflanken

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL65927C (fr) * 1900-01-01
GB632462A (en) * 1946-05-17 1949-11-28 Bendix Aviat Corp Improvements in or relating to gear pumps or motors
US2845031A (en) * 1953-01-13 1958-07-29 Francis W Guibert Gear tooth construction for rotary fluid meters
US2923248A (en) * 1954-01-27 1960-02-02 New York Air Brake Co Pump
FR1287298A (fr) * 1961-04-28 1962-03-09 Reiners & Wiggermann Machine refoulante à engrenage
US3259073A (en) * 1963-10-24 1966-07-05 Wilson A Burtis Planetary gear pump
FR1532605A (fr) * 1967-06-01 1968-07-12 Pompe ou moteur à engrenages à paliers lisses
GB1263921A (en) * 1968-04-25 1972-02-16 Lucas Industries Ltd Gear pumps

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601003A (en) * 1946-05-17 1952-06-17 Bendix Aviat Corp Gear pump
US2821929A (en) * 1954-06-21 1958-02-04 Bendix Aviat Corp Gear type positive displacement pump
GB1467441A (en) * 1973-03-15 1977-03-16 Lucas Industries Ltd Hydraulic gear pumps and motors

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL65927C (fr) * 1900-01-01
GB632462A (en) * 1946-05-17 1949-11-28 Bendix Aviat Corp Improvements in or relating to gear pumps or motors
US2845031A (en) * 1953-01-13 1958-07-29 Francis W Guibert Gear tooth construction for rotary fluid meters
US2923248A (en) * 1954-01-27 1960-02-02 New York Air Brake Co Pump
FR1287298A (fr) * 1961-04-28 1962-03-09 Reiners & Wiggermann Machine refoulante à engrenage
US3259073A (en) * 1963-10-24 1966-07-05 Wilson A Burtis Planetary gear pump
FR1532605A (fr) * 1967-06-01 1968-07-12 Pompe ou moteur à engrenages à paliers lisses
GB1263921A (en) * 1968-04-25 1972-02-16 Lucas Industries Ltd Gear pumps

Also Published As

Publication number Publication date
DE2714705C3 (de) 1984-04-12
SE7802848L (sv) 1978-10-02
BE864919A (fr) 1978-09-15
DE2714705B2 (de) 1979-07-12
AU523008B2 (en) 1982-07-08
NL7803492A (nl) 1978-10-03
IT7821526A0 (it) 1978-03-23
DE2714705A1 (de) 1979-02-22
CA1103989A (fr) 1981-06-30
FR2385918B1 (fr) 1985-11-15
GB1584020A (en) 1981-02-04
AT353103B (de) 1979-10-25
IT1093500B (it) 1985-07-19
ATA194978A (de) 1979-03-15
CH623116A5 (en) 1981-05-15
AU3485278A (en) 1979-10-11

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Legal Events

Date Code Title Description
ST Notification of lapse