Patent ID: 6792657
Filing Date: 2004-09-21
Classification: B25B,F16B,Y10T

Abstract:
A tool for installing in a wall opening, a fastener element having a tubular first end portion sized to fit snugly within the wall opening, an opening having an entrance, and an end flange surrounding the entrance, the tool comprising:an elongated rod having a longitudinal axis, the rod being adapted to be rotated about the longitudinal axis, the rod having an outer end portion adapted to be inserted into the opening and be connected to the fastener element; a tubular end member having an outer end surface; a tubular mandrel projecting axially outwardly from the outer end surface, the end member and mandrel including an opening through which the rod extends, the mandrel having an outside diameter that is larger than the opening in the fastener element; and the end member and mandrel being movable axially back and forth along the rod, towards and away from the outer end portion of the rod; a tool housing; a rotary motor in the tool housing coupled to an inner end portion of the elongated rod, the elongated rod and the motor axially fixed with respect to the housing; and a moveable tubular sleeve within the housing, the moveable tubular sleeve mounted for translation back and forth endwise relative to the housing, the tubular sleeve having one end adjacently located with the tubular end member, and the elongated rod extending endwise from its connection with the rotary motor through the tubular sleeve, through the tubular end member, and through the tubular mandrel.