FR2319795A1 - Dispositif d'acceleration en debut de course de verin hydraulique - Google Patents

Dispositif d'acceleration en debut de course de verin hydraulique

Info

Publication number
FR2319795A1
FR2319795A1 FR7524185A FR7524185A FR2319795A1 FR 2319795 A1 FR2319795 A1 FR 2319795A1 FR 7524185 A FR7524185 A FR 7524185A FR 7524185 A FR7524185 A FR 7524185A FR 2319795 A1 FR2319795 A1 FR 2319795A1
Authority
FR
France
Prior art keywords
hydraulic cylinder
acceleration device
start acceleration
cylinder start
hydraulic
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
FR7524185A
Other languages
English (en)
Other versions
FR2319795B1 (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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR7524185A priority Critical patent/FR2319795A1/fr
Priority to BE169244A priority patent/BE844522A/fr
Priority to GB31535/76A priority patent/GB1535873A/en
Priority to DE2633822A priority patent/DE2633822C3/de
Priority to SE7608607A priority patent/SE433766B/xx
Priority to DK344876A priority patent/DK344876A/da
Priority to IT68920/76A priority patent/IT1071172B/it
Priority to US05/710,325 priority patent/US4089251A/en
Publication of FR2319795A1 publication Critical patent/FR2319795A1/fr
Application granted granted Critical
Publication of FR2319795B1 publication Critical patent/FR2319795B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
    • F15B15/224—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having a piston which closes off fluid outlets in the cylinder bore by its own movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
FR7524185A 1975-08-01 1975-08-01 Dispositif d'acceleration en debut de course de verin hydraulique Granted FR2319795A1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR7524185A FR2319795A1 (fr) 1975-08-01 1975-08-01 Dispositif d'acceleration en debut de course de verin hydraulique
BE169244A BE844522A (fr) 1975-08-01 1976-07-26 Dispositif d'acceleration en debut de course de verin hydraulique
DE2633822A DE2633822C3 (de) 1975-08-01 1976-07-28 Druckmittelbetriebener Arbeitszylinder
GB31535/76A GB1535873A (en) 1975-08-01 1976-07-28 Hydraulic jacks
SE7608607A SE433766B (sv) 1975-08-01 1976-07-30 Anordning for accelerering av kolven i borjan av kolvslaget vid ett kolv- och cylideraggregat
DK344876A DK344876A (da) 1975-08-01 1976-07-30 Anordning ved en hydraulisk donkraft, til forogelse af dens vandringshastighed i den ubelastede begyndelsesfase
IT68920/76A IT1071172B (it) 1975-08-01 1976-07-30 Dispositivo per l accelerazione di un martinetto idraulico all inizio della corsa
US05/710,325 US4089251A (en) 1975-08-01 1976-07-30 Device for accelerating the initial stroke of hydraulic jacks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7524185A FR2319795A1 (fr) 1975-08-01 1975-08-01 Dispositif d'acceleration en debut de course de verin hydraulique

Publications (2)

Publication Number Publication Date
FR2319795A1 true FR2319795A1 (fr) 1977-02-25
FR2319795B1 FR2319795B1 (fr) 1979-01-19

Family

ID=9158695

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7524185A Granted FR2319795A1 (fr) 1975-08-01 1975-08-01 Dispositif d'acceleration en debut de course de verin hydraulique

Country Status (8)

Country Link
US (1) US4089251A (fr)
BE (1) BE844522A (fr)
DE (1) DE2633822C3 (fr)
DK (1) DK344876A (fr)
FR (1) FR2319795A1 (fr)
GB (1) GB1535873A (fr)
IT (1) IT1071172B (fr)
SE (1) SE433766B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447476A1 (fr) * 1979-01-25 1980-08-22 Renault Decelerateur de debit hydraulique a haute pression
EP0949422A1 (fr) * 1998-03-04 1999-10-13 Bümach Engineering International B.V. Dispositif amortisseur de fin de course
FR3046824A1 (fr) * 2016-01-18 2017-07-21 Hydraulique Pb Ralentisseur progressif de fin de course et demarreur progressif de debut de course pour verin hydraulique

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303005A (en) * 1979-07-16 1981-12-01 The Heil Company Hydraulic cylinder assembly
US4393751A (en) * 1981-01-21 1983-07-19 C. C. Kelley & Sons Two hole hydraulic cushion valve
AT387626B (de) * 1983-11-16 1989-02-27 Wabco Westinghouse Gmbh Pneumatischer arbeitszylinder
US5107677A (en) * 1987-05-21 1992-04-28 Vertran Manufacturing Company Hydraulic door actuator
US5161957A (en) * 1987-05-21 1992-11-10 Vertran Manufacturing Company Hydraulic door actuator
DE4437135C2 (de) * 1994-10-18 1998-02-12 Hydraulik Techniek Emmen Bv Drehflügelschwenkmotor für begrenzte Drehbewegungen
US5756062A (en) * 1996-05-29 1998-05-26 Ucar Carbon Technology Corporation Chemically modified graphite for electrochemical cells
JP2000006624A (ja) * 1998-06-17 2000-01-11 Toyota Autom Loom Works Ltd 産業車両の車体フレーム及び産業車両
TW468005B (en) * 1998-11-06 2001-12-11 Smc Corp Pneumatic cylinder with cushion mechanism
US6186043B1 (en) 1999-04-05 2001-02-13 Deere & Company Cushion hydraulic cylinder
JP3469525B2 (ja) * 2000-03-03 2003-11-25 Ｓｍｃ株式会社 クッション機構付空気圧ロータリアクチュエータ
US7066074B2 (en) * 2003-12-11 2006-06-27 Taiwan Semiconductor Manufacturing Company, Ltd. Fluid motor
US20200191174A1 (en) * 2018-12-13 2020-06-18 Safran Landing Systems Canada Inc. Multi-channel hydraulic snubbing device
US10996016B1 (en) * 2019-08-22 2021-05-04 U.S. Government As Represented By The Secretary Of The Army Load distribution nut
DE202019005218U1 (de) * 2019-12-23 2021-03-24 Bümach Engineering International B.V. Endlagengedämpfter Arbeitszylinder

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2060A (en) * 1841-04-24 Improvement in the iron-liquor employed by dyers as a mordant for dyeing black
US3033169A (en) * 1961-02-27 1962-05-08 Kimwood Machine Co Fluid pressure cylinder
US3138066A (en) * 1961-10-27 1964-06-23 Phil Wood Ind Ltd Cushioned-stroke reciprocatory hydraulic motor
US3388634A (en) * 1966-04-08 1968-06-18 Parker Hannifin Corp Cushioning means for fluid pressure motor
US3592106A (en) * 1969-06-25 1971-07-13 Cascade Corp Ram with cushioned piston stroke
US3626812A (en) * 1970-07-09 1971-12-14 Bucyrus Erie Co Cylinder-cushioning arrangement

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447476A1 (fr) * 1979-01-25 1980-08-22 Renault Decelerateur de debit hydraulique a haute pression
EP0949422A1 (fr) * 1998-03-04 1999-10-13 Bümach Engineering International B.V. Dispositif amortisseur de fin de course
FR3046824A1 (fr) * 2016-01-18 2017-07-21 Hydraulique Pb Ralentisseur progressif de fin de course et demarreur progressif de debut de course pour verin hydraulique

Also Published As

Publication number Publication date
SE7608607L (sv) 1977-02-02
SE433766B (sv) 1984-06-12
FR2319795B1 (fr) 1979-01-19
DE2633822B2 (de) 1979-08-09
BE844522A (fr) 1976-11-16
DE2633822A1 (de) 1977-02-03
US4089251A (en) 1978-05-16
IT1071172B (it) 1985-04-02
DK344876A (da) 1977-02-02
GB1535873A (en) 1978-12-13
DE2633822C3 (de) 1980-04-10

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