An assembly for machine leveling including a plurality of hydraulic cylinders having upper ends adapted for supporting the machine's base, a lower end, a shaft, and a port opening the cylinder; branch conduits having cylinder ends and pump ends, each branch conduit connecting to one of the ports; first shutoff valves connected to the branch conduits for alternatively permitting and resisting fluid flow within the branch conduits; a manifold conduit connected to the branch conduits; a hydraulic pump connected to the manifold conduit and adapted for raising hydraulic pressure within the manifold conduit to a shaft extending pressure; and an electrically modulated variable pressure relief valve connected to the manifold conduit and adapted for raising and lowering the hydraulic pressure.


    Access

    Download


    Export, share and cite



    Title :

    Assembly for hydraulic fluid actuated machine leveling


    Contributors:

    Publication date :

    2017-04-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    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 , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / F16M Rahmen, Gehäuse oder Grundplatten von Kraftmaschinen oder anderen Maschinen oder von Apparaten, nicht auf eine besondere Art von Maschine oder Apparat eingeschränkt, die anderweitig vorgesehen ist , FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACHINES OR APPARATUS, NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE



    MECHANICALLY ACTUATED LEVELING VALVE MECHANISM

    HARRISON DUDLEY / MELLINGS CARL / SULZYC GEORG et al. | European Patent Office | 2018

    Free access

    Mechanically actuated leveling valve mechanism

    HARRISON DUDLEY / MELLINGS CARL / SULZYC GEORG et al. | European Patent Office | 2020

    Free access


    Machine Leveling Assembly and Method

    MAREK JOHN P | European Patent Office | 2016

    Free access

    Hydraulic leveling device, hydraulic leveling method and overhead working truck

    XUE DESEN / SUN YONGGUANG / YU MENGSHENG et al. | European Patent Office | 2024

    Free access