A direct drive drawworks having a first electric motor comprising a first output shaft, a second electric motor comprising a second output shaft, and a drum for storing a flexible line. The drum may be disposed between the first electric motor and the second electric motor. The first output shaft and the second output shaft may each be connected to the drum. The first electric motor and the second electric motor may be collectively operable to rotate the drum. The first output shaft and the second output shaft may be connected to the drum such that the drum rotates at the same speed as the first output shaft and the second output shaft.


    Access

    Download


    Export, share and cite



    Title :

    Direct Drive Drawworks


    Contributors:

    Publication date :

    2022-01-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66D Haspeln , CAPSTANS / E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren



    Direct drive drawworks

    NETECKE MICHAEL RAYMOND / CABRERA ROGELIO | European Patent Office | 2022

    Free access

    MOTOR DIRECT DRIVE DRAWWORKS

    ZHU JIANJIAN / SUN SHISEN / LI JIAN et al. | European Patent Office | 2024

    Free access

    Low inertia direct drive drawworks

    PACE GARY / WILLIAMS KEVIN R / GARAGHTY JAMES et al. | European Patent Office | 2016

    Free access

    Permanent magnet direct drive drawworks

    WILLIAMS KEVIN R | European Patent Office | 2015

    Free access

    TWO SPEED DIRECT DRIVE DRAWWORKS

    WILLIAMS KEVIN R | European Patent Office | 2018

    Free access