crusher motor drives rotator via hydraulic coupler
Sep 03, 2014· Dec 13, 2011 ... the drive member is rotatingly connected to the inner ring via a bearing, .... by a drive motor and a hydraulic swivel that is accommodated within ... which position is relatively difficult to reach during coupling and uncoupling. .... hydraulic work tool, such as a grapple, a bucket, a crusher, a shear, and the like.