Feautures:

1. The excellent quality of product that resolved the demerits of currently available rebar coupler.

2. A wedge-based connecting method using the surface irregularity.

3. The connecting method where 100% of steel is broken.

4. The method for connecting the steel sections whose workablility, cost-effectiveness and

    structural capability are all excellent.

5. Retain may patent rights for the equipments for connecting the steel sections.

components:

1. Sleeve

An indentation was formed so that it

might catch a rib of steel on the interior

side of a cylinder-shaped shell

2. Shell

An indentation was formed so that it

might catch a rib of steel on the interior

side of a semi-cylinder-shaped shell.

A sawtooth was created lest a wedge

should be escaped after it was placed

on the exterior surface

3. Wedge

Connecting the steel sections by pressing

down a shell in a wedge form.

Creating the sawtooth surface which is

interlocked with a sawtooth of a shell.

A ruler was installed to measure the

depth of insections

image: wedgecoupler.com