Patent ID: 7520847

Claim:
A tool magazine of an automatic tool changer applicable to a machine tool, comprising a magazine body and a plurality of tool holders each being slidably attached to a rail fixed to the magazine body and holding a tool head having a longitudinal axis, which tool magazine is characterized by that the tool magazine includes a tool-delivering mechanism for delivering one of the tool holders that holds a respective one of the tool heads to a predetermined position away from the magazine body and for disengaging the respective tool head from the one tool holder, the tool-delivering mechanism comprising a movable rail segment matching the rail and movable relative to the rail between first and second positions, wherein in the first position of the movable rail segment, the moveable rail segment together with the rail forms a closed endless rail, and in the second position, the movable rail segment does not form a closed endless rail together with the rail, and wherein the tool holders each include a pin radially arranged with respect to the longitudinal axis and actuatable by the tool-delivering mechanism to disengage a respective tool head from a respective tool holder.