FR2439882A1 - Pompe a engrenages a debit variable - Google Patents

Pompe a engrenages a debit variable

Info

Publication number
FR2439882A1
FR2439882A1 FR7830317A FR7830317A FR2439882A1 FR 2439882 A1 FR2439882 A1 FR 2439882A1 FR 7830317 A FR7830317 A FR 7830317A FR 7830317 A FR7830317 A FR 7830317A FR 2439882 A1 FR2439882 A1 FR 2439882A1
Authority
FR
France
Prior art keywords
gear
tooth
pump
axial length
engagement
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.)
Withdrawn
Application number
FR7830317A
Other languages
English (en)
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.)
BROSS ERIC
Original Assignee
BROSS ERIC
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 BROSS ERIC filed Critical BROSS ERIC
Priority to FR7830317A priority Critical patent/FR2439882A1/fr
Publication of FR2439882A1 publication Critical patent/FR2439882A1/fr
Withdrawn legal-status Critical Current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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/18—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
    • F04C14/185—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by varying the useful pumping length of the cooperating members in the axial direction

Landscapes

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

Abstract

L'INVENTION CONCERNE UNE POMPE A ENGRENAGES A DEBIT VARIABLE. L'UN DES ENGRENAGES EST MOBILE COAXIALEMENT PAR RAPPORT A L'AUTRE ET DES MOYENS D'ETANCHEITE FERMENT LE VOLUME DE FONCTIONNEMENT COMMUN AUX DEUX ENGRENAGES. APPLICATION A L'INDUSTRIE DES POMPES.
FR7830317A 1978-10-25 1978-10-25 Pompe a engrenages a debit variable Withdrawn FR2439882A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7830317A FR2439882A1 (fr) 1978-10-25 1978-10-25 Pompe a engrenages a debit variable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7830317A FR2439882A1 (fr) 1978-10-25 1978-10-25 Pompe a engrenages a debit variable

Publications (1)

Publication Number Publication Date
FR2439882A1 true FR2439882A1 (fr) 1980-05-23

Family

ID=9214139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7830317A Withdrawn FR2439882A1 (fr) 1978-10-25 1978-10-25 Pompe a engrenages a debit variable

Country Status (1)

Country Link
FR (1) FR2439882A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR672946A (fr) * 1928-12-04 1930-01-08 Pompe rotative à engrenage à débits variables
FR1230990A (fr) * 1959-07-27 1960-09-21 Variateur hydraulique de vitesse et de couple
FR1263424A (fr) * 1960-04-30 1961-06-09 Perfectionnements aux machines rotatives hydrauliques à engrenages et systèmes dérivés, en vue de rendre leur débit variable
FR1464713A (fr) * 1965-10-23 1967-01-06 Pompe à volume variable
US3588295A (en) * 1969-08-29 1971-06-28 Lowell E Burk Variable output gear pump or motor apparatus
GB1265407A (fr) * 1969-06-26 1972-03-01

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR672946A (fr) * 1928-12-04 1930-01-08 Pompe rotative à engrenage à débits variables
FR1230990A (fr) * 1959-07-27 1960-09-21 Variateur hydraulique de vitesse et de couple
FR1263424A (fr) * 1960-04-30 1961-06-09 Perfectionnements aux machines rotatives hydrauliques à engrenages et systèmes dérivés, en vue de rendre leur débit variable
FR1464713A (fr) * 1965-10-23 1967-01-06 Pompe à volume variable
GB1265407A (fr) * 1969-06-26 1972-03-01
US3588295A (en) * 1969-08-29 1971-06-28 Lowell E Burk Variable output gear pump or motor apparatus

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Legal Events

Date Code Title Description
ST Notification of lapse