ES353940A1 - Perfeccionamientos en los gatos hidraulicos. - Google Patents

Perfeccionamientos en los gatos hidraulicos.

Info

Publication number
ES353940A1
ES353940A1 ES353940A ES353940A ES353940A1 ES 353940 A1 ES353940 A1 ES 353940A1 ES 353940 A ES353940 A ES 353940A ES 353940 A ES353940 A ES 353940A ES 353940 A1 ES353940 A1 ES 353940A1
Authority
ES
Spain
Prior art keywords
chamber
jack
piston
pressure
working
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
ES353940A
Other languages
English (en)
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.)
Societe Nouvelle Spidem
Original Assignee
Societe Nouvelle Spidem
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 Societe Nouvelle Spidem filed Critical Societe Nouvelle Spidem
Publication of ES353940A1 publication Critical patent/ES353940A1/es
Expired legal-status Critical Current

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/16—Adjusting or positioning rolls
    • B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
    • B21B31/32—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis by liquid pressure, e.g. hydromechanical adjusting
    • 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
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1409—Characterised by the construction of the motor unit of the straight-cylinder type with two or more independently movable working pistons
ES353940A 1967-05-22 1968-05-16 Perfeccionamientos en los gatos hidraulicos. Expired ES353940A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR107300A FR1539009A (fr) 1967-05-22 1967-05-22 Perfectionnement aux vérins et applications

Publications (1)

Publication Number Publication Date
ES353940A1 true ES353940A1 (es) 1969-10-16

Family

ID=8631305

Family Applications (1)

Application Number Title Priority Date Filing Date
ES353940A Expired ES353940A1 (es) 1967-05-22 1968-05-16 Perfeccionamientos en los gatos hidraulicos.

Country Status (5)

Country Link
US (1) US3483797A (es)
DE (1) DE1756451A1 (es)
ES (1) ES353940A1 (es)
FR (1) FR1539009A (es)
GB (1) GB1221660A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2459692A1 (fr) * 1979-06-26 1981-01-16 Secim Dispositif d'entrainement de bande

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3267677A (en) * 1963-05-09 1966-08-23 Leo C Bollar Impact forming machine
FR1424421A (fr) * 1964-05-14 1966-01-14 Dispositif de suspension hydropneumatique de siège d'engins automobiles de travail,tels que tracteurs agricoles ou analogues

Also Published As

Publication number Publication date
US3483797A (en) 1969-12-16
DE1756451A1 (de) 1970-04-02
GB1221660A (en) 1971-02-03
FR1539009A (fr) 1968-09-13

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