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

FLUID JACK WITH END OF STROKE CUSHIONING

Info

Publication number: IT980924B
Authority: IT; Italy
Prior art keywords: fluid jack; cushioning; stroke; stroke cushioning; jack
Prior art date: 1972-05-03

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.)

1972-05-03

Filing date

1973-04-27

Publication date

1974-10-10

1973-04-27 Application filed by Poclain Sa filed Critical Poclain Sa

1974-10-10 Application granted granted Critical

1974-10-10 Publication of IT980924B publication Critical patent/IT980924B/en

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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
General Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Structural Engineering (AREA)
Actuator (AREA)
Braking Systems And Boosters (AREA)
Braking Arrangements (AREA)
Fluid-Damping Devices (AREA)

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, 73734 Esslingen	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

1972
- 1972-05-03 FR FR7215721A patent/FR2182672B1/fr not_active Expired
1973
- 1973-04-10 BE BE2052672A patent/BE797981A/en unknown
- 1973-04-16 AR AR247590A patent/AR194175A1/en active
- 1973-04-23 US US00353676A patent/US3824895A/en not_active Expired - Lifetime
- 1973-04-24 GB GB1946773A patent/GB1378363A/en not_active Expired
- 1973-04-26 JP JP48046812A patent/JPS4941779A/ja active Pending
- 1973-04-27 IT IT68190/73A patent/IT980924B/en active
- 1973-05-02 BR BR3155/73A patent/BR7303155D0/en unknown
- 1973-05-03 DE DE2322354A patent/DE2322354A1/en active Pending
- 1973-05-03 ES ES414342A patent/ES414342A1/en not_active Expired

Also Published As

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

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