Patent ID: 7331738

Claim:
A drill adapter ( 28 ) for a power screwdriver ( 4 ) having a tool spindle ( 12 ), a drive clutch ( 10 ) for transmitting torque to the tool spindle ( 12 ), and a substantially cylindrical support region ( 66 ) provided at a tool-side end of the screwdriver ( 4 ) for supporting the drill adapter ( 28 ), the drill adapter ( 28 ) comprising: a locking device for releasably securing the drill adapter ( 28 ) on the support region ( 66 ) of the screwdriver ( 4 ) including a push-on sleeve ( 30 ) supportable on the support region ( 66 ) of the screwdriver ( 4 ) and attachment means having a locking position in which the drill adapter ( 28 ) is secured on the support region ( 66 ), and a release position in which the drill adapter ( 28 ) can be mounted on or dismounted from the support region ( 66 ), the attachment means having at least one engagement member ( 52 ) supported in the push-on sleeve ( 30 ); a drill chuck ( 32 ) for receiving a drilling tool and rotatable relative to the locking device; torque transmitting means for drivingly connecting the drill chuck ( 32 ) with the tool spindle ( 12 ) of the screwdriver ( 4 ); and means for actuating the drive clutch ( 10 ) via the tool spindle ( 12 ), the actuating means projecting into a receiving space ( 38 ), which is partially limited by the push-on sleeve ( 30 ) and is open at one side, and having an axial stop ( 46 ) for contacting the tool spindle ( 12 ), the at least one engagement member ( 52 ) projecting, in a locking position of the attachment means, beyond an inner surface ( 70 ) of the push-on sleeve ( 30 ) for establishing an axial formlocking connection between the push-on sleeve ( 30 ) and the support region ( 66 ) of the screwdriver ( 4 ) and which provides for actuation of the drive clutch ( 10 ) with actuation means, wherein the actuating means and the torque transmitting means are formed as a one-piece element in form of a drive rod ( 34 ), and wherein the drive rod ( 34 ) has a threaded end forming the torque transmitting means and screwable into a threaded opening provided in the drill chuck ( 32 ), and a shank ( 42 ) forming the actuating means, having a polygon cross-section, and insertable in a bit receptacle ( 24 ) of the tool spindle ( 12 ) of the screwdriver ( 4 ).