Patent ID: 6758642
Filing Date: 2004-07-06
Classification: B23B,B23C,B23Q,Y10T

Abstract:
An axial feed mechanism for a hand tool, the hand tool having a principal axis, a housing including a top and a bottom plate, a spindle unit rotatable in the housing about the principal axis, and a motor configured for rotating the spindle unit about the principal axis, said axial feed mechanism comprising:a carrier now-rotatably moveable along the principal axis between the top and the bottom plate, said carrier secured to the spindle unit in an axial direction and the spindle unit rotatable in the carrier about the principal axis, and the motor secured to the carrier; a fluid operated axial adjustment cylinder secured to the housing, and including a cylinder rod extendable and retractable relative thereto, said cylinder rod secured to said carrier, and said axial adjustment cylinder secured to the housing ton plate; and a damping cylinder secured to said carrier and having a damping cylinder rod extendable and retractable relative thereto, said damping cylinder rod secured to the housing bottom plate.