BE646723A - - Google Patents

Info

Publication number
BE646723A
BE646723A BE646723A BE646723A BE646723A BE 646723 A BE646723 A BE 646723A BE 646723 A BE646723 A BE 646723A BE 646723 A BE646723 A BE 646723A BE 646723 A BE646723 A BE 646723A
Authority
BE
Belgium
Prior art keywords
jack
cylinder
fluid
jack according
motor
Prior art date
Application number
BE646723A
Other languages
English (en)
French (fr)
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 filed Critical
Priority to BE646723A priority Critical patent/BE646723A/fr
Publication of BE646723A publication Critical patent/BE646723A/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F3/00Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/08Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • B66F3/20Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through multiple or change-speed gearings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63CLAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C5/00Equipment usable both on slipways and in dry docks
    • B63C5/02Stagings; Scaffolding; Shores or struts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F13/00Common constructional features or accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F3/00Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/08Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • B66F3/18Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated actuated through worm gearings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Actuator (AREA)
BE646723A 1964-04-17 1964-04-17 BE646723A (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BE646723A BE646723A (enExample) 1964-04-17 1964-04-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE646723A BE646723A (enExample) 1964-04-17 1964-04-17

Publications (1)

Publication Number Publication Date
BE646723A true BE646723A (enExample) 1964-08-17

Family

ID=3846362

Family Applications (1)

Application Number Title Priority Date Filing Date
BE646723A BE646723A (enExample) 1964-04-17 1964-04-17

Country Status (1)

Country Link
BE (1) BE646723A (enExample)

Similar Documents

Publication Publication Date Title
FR2493423A1 (fr) Procede et systeme de commande hydraulique, notamment de vannes sous-marines
EP1045814A1 (fr) Limiteur de remplissage pour cuve de stockage d'un liquide
FR2596868A1 (fr) Detecteur d'absence de debit
FR2627838A1 (fr) Valve de securite pour recepteur hydraulique et circuit hydraulique la comportant
FR2674551A1 (fr) Chasse hydropneumatique pour reservoir de cabinet.
FR2471592A1 (enExample)
BE646723A (enExample)
FR2519783A1 (fr) Vanne separant un bassin amont et un bassin aval et permettant le maintien automatique a une valeur constante et reglable du niveau de l'un des bassins
EP1189806A1 (fr) Auto-respirateur subaquatique a rechargement manuel integre
FR2509783A1 (fr) Mecanisme de verin actionne par un fluide pour manoeuvrer un train de tiges de tubage d'un puits
FR2634817A1 (fr) Dispositif pour commander des moyens hydrauliques d'actionnement dans une fleche de forage de roche et une structure de fleche analogue
CH338098A (fr) Dispositif de mise en court-circuit d'une pompe
FR2642796A1 (fr) Pompe a piston alternatif autoreversible a transmission hydraulique du signal d'inversion
FR2524173A1 (fr) Systeme de remplissage d'un reservoir a liquide
FR2666652A1 (fr) Procede et dispositif de remplissage en liquide d'une cuve sous pression.
FR2766165A1 (fr) Dispositif de remplissage et de vidange d'un reservoir par un fluide
FR1464847A (fr) Contrôleur de pression amovible pour installations hydrauliques
FR2824741A1 (fr) Appareil de gymnastique a verin pneumatique
EP4177479A1 (fr) Dispositif de stockage sous-marin d'air comprime obtenu par une trompe hydraulique
FR2562054A1 (fr) Procede de mise en oeuvre sequentielle automatique d'un event a commande pneumatique et ensemble permettant la mise en oeuvre de ce procede
FR2549929A1 (fr) Vanne a obturateurs independants
BE722529A (enExample)
CH362923A (fr) Dispositif de commande hydraulique d'un appareil à mouvement alternatif à purge d'air automatique
FR2723020A1 (fr) Machine de sablage a commande a distance
FR2520580A1 (fr) Dispositif pour stocker une masse tres visqueuse, en particulier un fourrage impregne d'un liquide