| 摘要 |
<p>The field of the invention is concerned with a device for the simple, quick, reliable and removable fastening of the shank of a tool to a toolholder, particularly a mining tool. This device fastening a tool (1) to its toolholder (2), comprising a tool equipped with a fastening shank (3) having a retaining notch or groove (4), a toolholder pierced with a transverse orifice (5), part of which intersects the bore (8) intended for receiving the shank of the toolholder in the region of the retaining groove (4), but is outside the latter, a retention assembly consisting of a pin (10) and an elastomeric block (13) arranged in the orifice (5), is characterised in that the orifice (5) has the general form of a lockhole (6, 7), in which are engaged the rigid pin (10) having a body (11) and two heads (12) and the elastomeric block (13). <IMAGE></p> |
