Patent ID: 6089133
Filing Date: 2000-07-18
Classification: B25B,B25G

Abstract:
A screwdriver comprising a shaft lever with an axial polygon socket around which a turning sleeve is mounted at one end thereof in which an extension shaft with an inner hole is so plugged that said socket of said shaft lever and said inner hole of said extension shaft are connected with each other, and the other end of said shaft lever is plugged into one end of a handgrip, and said shaft lever is connected to said other end of said handgrip by means that a male thread at said other end of said shaft lever is screwed with a female thread of a locating turning cover at the other end of said handgrip, and a U-shaped turning shaft with two bending ends and a plug shaft to facilitate the force application can be plugged into said socket of said shaft lever at the end of said handgrip, the two bending ends of said U-sahped turning shaft each are pivoted with a turning sleeve respectively, and one end of said extension shaft is fitted with an engaging member to be connected with a section-type application shaft for screwdriver head so that said application shaft can be retraced to and extended from inside of said connecting inner hole of said extension shaft and said shaft lever and it exposing length is therefore adjustable.