Patent ID: 6905056

Claim:
A setting tool for driving fastening elements in a constructional component, comprising: a piston guide ( 12 ) defining a guide space ( 11 ) having a front region ( 11 . 1 ) and a rear region ( 11 , 2 ); a drive piston ( 13 ) displaceable in the guide space ( 11 ) by propellant gases generated by a propellant charge from an initial position ( 40 ) thereof in the rear region ( 11 . 2 ) of the guide space ( 11 ) to an end position ( 41 ) in the front region ( 11 .) of the guide space; a storage space ( 20 ) for the propellant gases; a first valve ( 23 ) for connecting the storage space ( 20 ) with the rear region ( 11 . 2 ) of the guide space ( 11 ); and a second, electronically controlled valve ( 24 ) arranged at an outlet ( 21 ) of the storage space ( 20 ) for a time-delayed connection of the storage space ( 20 ) with the front region ( 11 .) of the guide space ( 11 ).