发明授权

Drawworks
摘要:
A drawworks for a drilling device for lowering and hoisting a load such as a drill string or parts thereof includes a frame comprising a first bearing point, a second bearing point, and a third bearing point, a winding drum, and a first bearing device connected to the frame for the winding drum. The first bearing device is arranged so that a center of respective bearing forces is located at each of the first bearing point, at the second bearing point, and at the third bearing point.
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