Patent ID: 8245603
Filing Date: 2012-08-21
Classification: B25B

Abstract:
1. A combination of a driver and a fastening member, said driver capable of manually rotatably driving said fastening member, said combination comprising: said fastening member having an outer dimension; and said driver comprising an elongated shank having a front end and a rear end, said shank defining a centerline; a handle provided at said rear end of said shank, and a socket provided at said front end of said shank, said socket having a receptacle therein for receiving said fastening member, said receptacle including a front portion extending from a front face of the socket rearwardly a predetermined distance toward said shank and a tapered portion extending from a rear of said front portion a predetermined distance toward said shank, said front portion being dimensioned such that said front portion is larger than the outer dimension of said fastening member and is formed from a plurality of walls which are parallel to said centerline, and said tapered portion tapering inwardly from said front portion toward said centerline such that a largest dimension of said tapered portion is joined with said front portion and a smallest dimension of said tapered portion is spaced from said front portion, said smallest dimension of said tapered portion being less than the outer dimension of said fastening member, said tapered portion extending uninterrupted 360° around said receptacle such that a rear edge of said fastening member continuously contacts the tapered portion when inserted therein.