Patent ID: 6302408
Filing Date: 2001-10-16
Classification: B23B,B25B,Y10S,Y10T

Abstract:
A tool system that can be coupled to a drive shaft of a rotary tool, such as a hand drill or a screw drill comprising:a) a tool holding fixture coupled to the drive shaft of the rotary tool said tool holding fixture having a reception cylinder which contains a polygonal recess and wherein said reception cylinder contains a centering range;b) a tool disposed in said polygonal recess of said reception cylinder, said tool being fixed to said reception cylinder rotation fast, wherein said tool has a polygonal shaft adapted to fit into said polygonal recess, wherein said tool has at least one functional section, and at least one centering section having at least one annular groove wherein when said tool is in operation, said centering section fits into, and contacts said centering range on said tool holding fixture,c) a locking sleeve disposed around said tool holding fixture, and axially movable around said tool holding fixture; andd) at least one detent element, disposed within said tool holding fixture, and for engaging said at least one detent recess of said tool shaft, wherein said locking sleeve can be moved along said tool holding fixture to alternately move said at least one detent element into a locked position with said detent recess or an unlocked position removed from said detent recess so that said tool can be either locked into, or unlocked from said tool holding fixture.