Patent ID: 7565852

Claim:
A screwdriver with rotary cartridge including replaceable bits therein comprising: a body including a receiving portion, a front end of said body is provided with a mounting tube for communicating with the receiving portion, and a rear end of said body is provided with a slide seat for communicating with the receiving portion; a rotary cartridge pivotally disposed in the receiving portion of the body and including at least one groove for receiving bits, and the at least one groove being rotatable to correspond to the mounting tube, and an end surface at one end of the rotary cartridge is provided with a plurality of locking protrusions; a grip mounted on the rear end of the body, having a push shank at a front end of said grip, with the push shank being fitted in the slide seat, alignable with the at least one groove, and the mounting tube; a slidable piece attached in the receiving portion and including a guide slot affixed thereon, at a rear end of the slidable piece is connected the grip, with the push shank actuating the slidable piece to slide; an actuation member axially disposed on one end of a rotating shaft and including a guiding tab for being fitted in the guide slot of the slidable piece, with the slidable piece actuating the locking protrusions to rotate.