Patent ID: 8069544
Filing Date: 2011-12-06
Classification: B23B,B25D,B28D,E21C,Y10T

Abstract:
1. The combination comprising a tool holder, said tool holder having a forward end and an axial shank, said tool holder also having an axial hole for receiving the shank of a tool, and a receptacle in said forward end for attachment of an extraction tool thereto, and an extraction tool, said extraction tool having an elongate member having a first end, a second end and a length, and a threading on at least said first end, said first end sized to be received in said axial hole of said tool holder, said extraction tool further having a hook having a transverse threaded hole for threadedly receiving said threading of said elongate member for threadedly attaching said hook thereto, said hook having a hook end receivable in said receptacle and attaching said extraction tool to said tool holder, a stop on said elongate member spaced from said first end, and said extraction tool also having a hammer longitudinally moveable along said elongate member between said hook and said stop wherein an impact of said hammer against said stop will remove said tool holder shank from said base block mounting bore.