Patent ID: 6418821
Filing Date: 2002-07-16
Classification: B25B

Abstract:
A socket tool for use alternatively in combination with an internal driver, or an external wrench, which comprises(a) a socket body formed centrally with an internal configuration adapted to fit externally over a driver bit of a driver device, (b) said internal configuration conforming to external configurations of said driver bit to accommodate movement of said socket body axially along said driver bit and detachment therefrom while preventing rotation of said socket body relative to said driver bit, (c) said socket body having socket portions at opposite ends thereof formed internally into regular polygonal cross sectional shapes of different internal dimensions at said opposite ends, (d) outer peripheries of said opposite end socket portions being formed externally, at opposite end extremities of said socket body, into regular polygonal cross sectional shape and serving as external drive engaging faces to be engaged externally by a wrench, (e) said socket portions having different external dimensions at each end, (f) said socket tool being engaged alternatively internally, by the driver bit, or externally at its end extremities, by a wrench, with the other socket portion being projected longitudinally away from such driver bit or wrench.