IT980924B - FLUID JACK WITH END OF STROKE CUSHIONING - Google Patents

FLUID JACK WITH END OF STROKE CUSHIONING

Info

Publication number
IT980924B
IT980924B IT68190/73A IT6819073A IT980924B IT 980924 B IT980924 B IT 980924B IT 68190/73 A IT68190/73 A IT 68190/73A IT 6819073 A IT6819073 A IT 6819073A IT 980924 B IT980924 B IT 980924B
Authority
IT
Italy
Prior art keywords
fluid jack
cushioning
stroke
stroke cushioning
jack
Prior art date
Application number
IT68190/73A
Other languages
Italian (it)
Original Assignee
Poclain 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 Poclain Sa filed Critical Poclain Sa
Application granted granted Critical
Publication of IT980924B publication Critical patent/IT980924B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B66F3/32—Constructional features with means for avoiding excessive shocks on completion of movements
    • 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
    • F15B15/222—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having a piston with a piston extension or piston recess which throttles the main fluid outlet as the piston approaches its end position
IT68190/73A 1972-05-03 1973-04-27 FLUID JACK WITH END OF STROKE CUSHIONING IT980924B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7215721A FR2182672B1 (en) 1972-05-03 1972-05-03

Publications (1)

Publication Number Publication Date
IT980924B true IT980924B (en) 1974-10-10

Family

ID=9097917

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68190/73A IT980924B (en) 1972-05-03 1973-04-27 FLUID JACK WITH END OF STROKE CUSHIONING

Country Status (10)

Country Link
US (1) US3824895A (en)
JP (1) JPS4941779A (en)
AR (1) AR194175A1 (en)
BE (1) BE797981A (en)
BR (1) BR7303155D0 (en)
DE (1) DE2322354A1 (en)
ES (1) ES414342A1 (en)
FR (1) FR2182672B1 (en)
GB (1) GB1378363A (en)
IT (1) IT980924B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5498991U (en) * 1977-12-26 1979-07-12
JPS54103279A (en) * 1978-01-31 1979-08-14 Ikeda Denki Kk Device for starting discharge lamp
DE3046755A1 (en) * 1980-12-12 1982-07-22 Wabco Steuerungstechnik GmbH & Co, 3000 Hannover Piston braking mechanism for double-acting ram - has drilling in piston rod with vent valve controlled according to piston position
US5042885A (en) * 1989-11-16 1991-08-27 General Motors Corporation Integrated anti-lock braking and traction control system
DE29517364U1 (en) * 1995-11-02 1996-01-04 Festo Kg End position damping device
DE10118867C1 (en) * 2001-04-18 2003-01-30 Festo Ag & Co Damping device for pneumatic system has pressure setting device determining pressure difference across control surfaces of valve element of damping medium discharge valve
ES2230935A1 (en) * 2002-03-13 2005-05-01 Antonio Orantes Zambrano Door opening and closing device
DE10261412A1 (en) * 2002-12-30 2004-07-22 Bosch Rexroth Teknik Ab Pneumatic cylinder with damping means
EP1998054B1 (en) * 2007-05-24 2014-08-13 Parker Origa Holding AG Pneumatic cylinder with self-adjusting cushioning at the end of stroke and corresponding method
CN108799395A (en) * 2017-04-29 2018-11-13 益阳天华两栖车艇有限公司 A kind of scalable barrel mast formula damper

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3259026A (en) * 1964-11-05 1966-07-05 Parker Hannifin Corp Fluid pressure motor with unloading valve
US3592108A (en) * 1969-02-07 1971-07-13 Borje Oscar Rosaen Fluid cylinder
US3605409A (en) * 1969-04-01 1971-09-20 Hydra Power Inc Hydraulic actuator

Also Published As

Publication number Publication date
US3824895A (en) 1974-07-23
BR7303155D0 (en) 1974-06-27
JPS4941779A (en) 1974-04-19
ES414342A1 (en) 1976-02-01
FR2182672A1 (en) 1973-12-14
BE797981A (en) 1973-07-31
DE2322354A1 (en) 1973-11-22
FR2182672B1 (en) 1975-03-21
GB1378363A (en) 1974-12-27
AR194175A1 (en) 1973-06-22

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