Patent ID: 6925912
Filing Date: 2005-08-09
Classification: B25B

Abstract:
1. An operating device for a screwdriver, comprising: a body, the body having (a) a first through hole longitudinally and centrally formed therein, the first through hole having an enlarged open portion formed in one end of the body, (b) a first channel formed in the body in correspondence to the enlarged open portion of the first through hole and in open communication therewith, and (c) a second channel formed in the body in correspondence to the first channel and the enlarged open portion of the first through hole and in open communication therewith; a longitudinally extended barrel rotatably and at least partially received in the first through hole of the body, the barrel having a polygonal hole formed longitudinally and centrally through the barrel, the polygonal hole being adapted to receive a screwdriver tip at least partially therein, the barrel having a plurality of teeth formed on an outer periphery thereof and located longitudinally on the barrel to be in correspondence with the enlarged open portion of the first through hole; and a controller mounted to the body for controlling an operational direction of the screwdriver, the controller including: