| 摘要 |
PURPOSE: To provide a lock device that secures a coupling sleeve to a power takeoff shaft or a driving journal of a self-driving implement or a tractor in axial direction with twist rigid manner. CONSTITUTION: A lock element is arranged for rotatably engaging a joint sleeve 6 with a power takeoff shaft 4 or a driving journal 5 in axial direction to provide a clearance free connection. This element at least is partially engaged with an annular ditch 12 of the power takeoff shaft 4 or the driving journal 5 by at least one locking surface 15, and is detachable engagement with it to provide the clearance free connection. The lock element, for example, may be a hexahedron bolt 16 with a hole and its conical locking face 15 is engaged in the annular ditch 12. |
