FR2226572B1 - - Google Patents

Info

Publication number
FR2226572B1
FR2226572B1 FR7410484A FR7410484A FR2226572B1 FR 2226572 B1 FR2226572 B1 FR 2226572B1 FR 7410484 A FR7410484 A FR 7410484A FR 7410484 A FR7410484 A FR 7410484A FR 2226572 B1 FR2226572 B1 FR 2226572B1
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.)
Expired
Application number
FR7410484A
Other versions
FR2226572A1 (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.)
Reliance Electric Co
Original Assignee
Reliance Electric Co
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 Reliance Electric Co filed Critical Reliance Electric Co
Publication of FR2226572A1 publication Critical patent/FR2226572A1/fr
Application granted granted Critical
Publication of FR2226572B1 publication Critical patent/FR2226572B1/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
    • F04C2/088—Elements in the toothed wheels or the carter for relieving the pressure of fluid imprisoned in the zones of engagement
FR7410484A 1973-04-20 1974-03-27 Expired FR2226572B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00352938A US3817665A (en) 1973-04-20 1973-04-20 Hydraulic pump or motor

Publications (2)

Publication Number Publication Date
FR2226572A1 FR2226572A1 (fr) 1974-11-15
FR2226572B1 true FR2226572B1 (fr) 1978-04-21

Family

ID=23387090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7410484A Expired FR2226572B1 (fr) 1973-04-20 1974-03-27

Country Status (7)

Country Link
US (1) US3817665A (fr)
JP (1) JPS502203A (fr)
BE (1) BE811635A (fr)
CA (1) CA989247A (fr)
FR (1) FR2226572B1 (fr)
GB (1) GB1425297A (fr)
IT (1) IT1009909B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781552A (en) * 1985-11-27 1988-11-01 Jean Malfit High pressure hydraulic generator receiver for power transmission
US4824331A (en) * 1987-07-29 1989-04-25 Hydreco, Incorporated Variable discharge gear pump with energy recovery
US5167320A (en) * 1991-03-04 1992-12-01 Reliance Electric Industrial Company Variable speed drive for screw conveyor
EP0519276B1 (fr) * 1991-06-19 1995-08-16 Eaton Corporation Moyens de transfert de pression de fluide pour un suralimenteur
US5190450A (en) * 1992-03-06 1993-03-02 Eastman Kodak Company Gear pump for high viscosity materials
JP3830313B2 (ja) * 1999-09-06 2006-10-04 株式会社ジェイテクト ギヤポンプ
US6808121B2 (en) * 2003-02-11 2004-10-26 Charles J. Rice Fluid pump
GB0406897D0 (en) * 2004-03-26 2004-04-28 Wabco Automotive Uk Ltd Vacuum pump oil pressure relief
US20070178003A1 (en) * 2005-11-22 2007-08-02 Parker-Hannifin Corporation Gear pump with ripple chamber for low noise and pressure ripples
DE202006014930U1 (de) * 2006-09-28 2008-02-14 Trw Automotive Gmbh Hydraulische Vorrichtung
DE102007031901B4 (de) * 2007-07-09 2014-06-12 Schwäbische Hüttenwerke Automotive GmbH & Co. KG Umlaufverdrängerpumpe mit Füllgrad steigerndem Einlass
WO2015179042A1 (fr) * 2014-05-21 2015-11-26 Imo Industries, Inc. Pompe à engrenages à régulation de suintement de palier d'arbre traversant
CN110848132B (zh) * 2019-12-04 2021-08-06 中国直升机设计研究所 一种用于航空器的手摇式液压加油装置
US11953032B2 (en) * 2021-02-09 2024-04-09 Caterpillar Inc. Hydraulic pump or motor with mounting configuration for increased torque

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1129090A (en) * 1914-04-08 1915-02-23 American La France Fire Engine Company Inc Gear-pump.
US2281767A (en) * 1940-07-12 1942-05-05 Du Pont Pump
US2884864A (en) * 1955-04-14 1959-05-05 Borg Warner Pressure loaded pump, trapping grooves

Also Published As

Publication number Publication date
BE811635A (fr) 1974-06-17
CA989247A (en) 1976-05-18
GB1425297A (en) 1976-02-18
DE2409118A1 (de) 1974-11-14
US3817665A (en) 1974-06-18
DE2409118B2 (de) 1977-02-10
JPS502203A (fr) 1975-01-10
FR2226572A1 (fr) 1974-11-15
IT1009909B (it) 1976-12-20

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Legal Events

Date Code Title Description
ST Notification of lapse