Patent ID: 6220122
Filing Date: 2001-04-24
Classification: B25C,Y10T

Abstract:
An axial impact fastener holding tool comprising:a shank having a first end portion with a first end and an opposite driving end portion, a portion of the first end portion having a first shank diameter, the shank having an annular shoulder disposed about the first end portion thereof and a plurality of annular ribs disposed about the first end portion;a resilient retainer having a first end portion with a first end and a second end portion with a second end, the resilient retainer having a bore through the first and second ends thereof at least a portion of the bore having a retainer bore diameter less than the shank first end portion diameter prior to insertion of the shank therein, the first end portion of the shank being disposed in the bore at the second end of the resilient retainer and engaged therewith;the bore having an annular chamfer at the first end portion of the resilient retainer,the second end portion of the resilient retainer coupled to the first end portion of the shank and fixed relative thereto, the second end of the resilient retainer abutting the shoulder at the first end portion of the shank, the shank ribs disposed in and engaged with the resilient retainer,the first end of the resilient retainer and a non-chamfered portion of the bore thereof protruding axially beyond the first end of the shank.