Patent ID: 6163945
Filing Date: 2000-12-26
Classification: B21J,Y10T

Abstract:
A fastener setting tool constructed so that the mandrel of a fastener is inserted into a nose at the front end of the tool; the body of the fastener projected from the nose is inserted into the mounting hole of a workpiece such as panel; under that condition, the mandrel is pulled enough to break it to enlarge the shank of the fastener body to fix the fastener to a workpiece by the enlarged shank portion and a flange of the fastener body; and the tool comprising a broken piece collection assembly for collecting, from the nose through a path within the tool, the broken pieces of the mandrels which are broken by the above pulling operation, characterized in that: the broken piece collection assembly comprises a container enclosing the outlet port of the path and extending to elongate the path to collect the broken pieces discharged from the path, and a broken piece entangling prevention means disposed in the container, the broken piece entangling prevention means comprising an elongated broken piece receiver member extending in the container along the axis of the path, the broken piece receiver member being provided with an elongated groove to receive the broken piece discharged from the path in the posture as it is discharged.