Patent ID: 8381380

Claim:
A tool assembly device for fast installation and removal of a tool, on and from a support, the assembly device comprising, for each tool: (a) at the support, a bolt placed in a bore with a vertical central hole, wherein the axis of the bore intersects the axis of the vertical central hole, and, wherein at the tool, a mandrel which is housed in the vertical central hole interacting with the bolt; and (b) at the junction between the tool and the support, a centering and immobilization mechanism comprising an arrangement of the mortice and tenon type with the tenon extending over the bottom face of the vertical central hole at the support and, the mortice, located at the tool, and having a matching shape to that of the tenon so that the mortice and tenon fit together, the arrangement extending perpendicularly to the mandrel, forming with the mandrel a T-shaped assembly structure.