FR1526323A - Perfectionnements apportés aux pompes et moteurs hydrauliques à engrenages - Google Patents

Perfectionnements apportés aux pompes et moteurs hydrauliques à engrenages

Info

Publication number
FR1526323A
FR1526323A FR102844A FR102844A FR1526323A FR 1526323 A FR1526323 A FR 1526323A FR 102844 A FR102844 A FR 102844A FR 102844 A FR102844 A FR 102844A FR 1526323 A FR1526323 A FR 1526323A
Authority
FR
France
Prior art keywords
motors
gear pumps
hydraulic gear
hydraulic
pumps
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.)
Expired
Application number
FR102844A
Other languages
English (en)
Inventor
Robert Gelin
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.)
Sigma
Industrielle Generale de Mecanique Appliquee SIGMA SA
Original Assignee
Sigma
Industrielle Generale de Mecanique Appliquee SIGMA SA
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 Sigma, Industrielle Generale de Mecanique Appliquee SIGMA SA filed Critical Sigma
Priority to FR102844A priority Critical patent/FR1526323A/fr
Priority to DE1703077A priority patent/DE1703077C3/de
Priority to GB06400/68A priority patent/GB1177022A/en
Priority to US720817A priority patent/US3481275A/en
Priority to ES352707A priority patent/ES352707A1/es
Application granted granted Critical
Publication of FR1526323A publication Critical patent/FR1526323A/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
    • 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
    • F04C15/0046—Internal leakage control
    • 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
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0023—Axial sealings for working fluid
    • F04C15/0026—Elements specially adapted for sealing of the lateral faces of intermeshing-engagement type machines or pumps, e.g. gear machines or pumps
    • 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
    • F04C2/086—Carter
    • 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
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Hydraulic Motors (AREA)
FR102844A 1967-04-14 1967-04-14 Perfectionnements apportés aux pompes et moteurs hydrauliques à engrenages Expired FR1526323A (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR102844A FR1526323A (fr) 1967-04-14 1967-04-14 Perfectionnements apportés aux pompes et moteurs hydrauliques à engrenages
DE1703077A DE1703077C3 (de) 1967-04-14 1968-03-28 Hydraulische Zahnradpumpe oder hydraulischer Zahnradmotor mit AuBeneingriffszahnrädern
GB06400/68A GB1177022A (en) 1967-04-14 1968-04-05 Improvements in or relating to Hydraulic Rotary Pumps or Motors of the Externally Meshing Gear Wheel Type
US720817A US3481275A (en) 1967-04-14 1968-04-12 Hydraulic gear-pumps and gear-motors
ES352707A ES352707A1 (es) 1967-04-14 1968-04-13 Aparato hidraulico de engranajes.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR102844A FR1526323A (fr) 1967-04-14 1967-04-14 Perfectionnements apportés aux pompes et moteurs hydrauliques à engrenages

Publications (1)

Publication Number Publication Date
FR1526323A true FR1526323A (fr) 1968-05-24

Family

ID=8628923

Family Applications (1)

Application Number Title Priority Date Filing Date
FR102844A Expired FR1526323A (fr) 1967-04-14 1967-04-14 Perfectionnements apportés aux pompes et moteurs hydrauliques à engrenages

Country Status (5)

Country Link
US (1) US3481275A (fr)
DE (1) DE1703077C3 (fr)
ES (1) ES352707A1 (fr)
FR (1) FR1526323A (fr)
GB (1) GB1177022A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056337A (en) * 1974-08-10 1977-11-01 Robert Bosch Gmbh External gear type fluid displacing machine with bearing gap
FR2335711A1 (fr) * 1975-12-16 1977-07-15 Rexroth Sigma Perfectionnements apportes aux machines volumetriques a engrenages, et aux procedes de fabrication de ces machines
US4337018A (en) * 1980-01-29 1982-06-29 Commercial Shearing, Inc. Rotary impeller pump or motor with counterbalancing chamber in thrust plate bearing counterbore
DE3701099A1 (de) * 1987-01-16 1988-07-28 Bosch Gmbh Robert Zahnradmaschine (pumpe oder motor)
US6979185B2 (en) * 2000-08-01 2005-12-27 Kaempe Staffan I Bi-rotational pump/hydraulic actuator
US6716011B2 (en) * 2001-06-14 2004-04-06 Monarch Hydraulics, Inc. Hydraulic pump utilizing floating shafts
US9500206B2 (en) 2013-11-18 2016-11-22 Warner Electric Technology Llc Fluid pump for a linear actuator
JP6616663B2 (ja) * 2015-11-05 2019-12-04 住友ゴム工業株式会社 ゴム押出し用のギアポンプ装置
US10000895B2 (en) 2016-10-06 2018-06-19 Caterpillar Inc. Rotating hydraulic gear motor
US11022115B2 (en) * 2017-06-02 2021-06-01 Purdue Research Foundation Controlled variable delivery external gear machine
US10724553B2 (en) 2018-12-06 2020-07-28 Warner Electric Technology Llc Three position metering valve for a self-contained electro-hydraulic actuator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2714856A (en) * 1950-01-18 1955-08-09 Commercial Shearing Rotary pump or motor
US2981200A (en) * 1956-10-05 1961-04-25 Parker Appliance Co Gear pump structure
US3073251A (en) * 1958-02-28 1963-01-15 Bosch Gmbh Robert Hydraulic machines
US3285188A (en) * 1963-06-17 1966-11-15 Shimadzu Corp Hydraulic gear motor or hydraulic gear pump
US3395649A (en) * 1966-09-27 1968-08-06 Ampco Metal Inc Impeller construction

Also Published As

Publication number Publication date
ES352707A1 (es) 1969-09-01
US3481275A (en) 1969-12-02
DE1703077A1 (de) 1971-11-18
DE1703077B2 (de) 1974-11-21
GB1177022A (en) 1970-01-07
DE1703077C3 (de) 1975-07-03

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