Patent ID: 6079916
Filing Date: 2000-06-27
Classification: B23B,B27C,Y10T

Abstract:
A rotary power tool having a chuck device, said power tool comprising:a casing housing a rotationally driven drive spindle;a chuck device attached to an end of said drive spindle, said chuck device axially movable between a gripping position wherein said chuck device clamps upon a tool held therein, and a release position wherein said chuck device releases a tool held therein;an engagement surface on an outer circumference of said chuck device over a defined axial length thereof;an actuator member disposed around and rotatable relative to said engagement surface; andwherein in an actuation mode said actuator member is operably engageable with said engagement surface such that rotation of said actuator member drives said chuck device axially between said gripping and release positions, and in a non-actuation mode said actuator member is disengaged from said engagement surface.