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.
HEBEWERK
DRAWWORKS
TREUIL DE MANOEUVRE
01.06.2016
Patent
Elektronische Ressource
Deutsch
KETTENTRIEBANORDNUNG UND HEBEWERK MIT DOPPELKETTENRAD
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