Patent ID: 6192647
Filing Date: 2001-02-27
Classification: E04C,Y10T

Abstract:
In combination:first and second reinforcement bars having first ends to be spaced from one another and second ends to be embedded within respective structures to be connected to one another; anda coupler to splice said first and second reinforcement bars together, said coupler having a hollow body in which the first ends of said first and second reinforcement bars are received, core reinforcement means located within said hollow body, and a cement core within said hollow body to engulf said core reinforcement means and the first end of said first reinforcement bar, said core reinforcement means comprising a spiral wire that extends longitudinally through the hollow body of said coupler in coaxial alignment with the first end of said first reinforcement bar for anchoring the first end of said first reinforcement bar within said cement core and preventing said cement core from being pulled out of said hollow body.