Patent ID: 8240233
Filing Date: 2012-08-14
Classification: B25B,Y10T

Abstract:
1. An improved connecting rod of tool head, said tool head connecting rod comprising: a hollow rod having an assembly end and a tool head inserting end; the tool head inserting end is recessed axially to form a slot, and a radial through-hole is placed at a preset depth into the slot; an internal slider assembled into the slot of the hollow rod in an axial sliding and non-rotating state; the internal slider is provided with a tool head abutting end and a radial groove; a magnetic member assembled onto the tool head abutting end of the internal slider; an elastic bracing member assembled between the internal slider and the inner wall of the slot, said elastic bracing member used to support elastically the internal slider; and a control bead assembled into the radial groove of the internal slider; the control bead is elastic with assembly of an elastic member; moreover, one side of the control bead is aligned with the radial through-hole of the slot, so it can be protruded in a positioning state.