The second closure technique

The second closure technique

The second technique for tightly closing coupler over the reinforcing bars ends is comprised of the two sleeve halves having the female grooves and an outer surface with gentle slope directed towards the sleeve ends and two tapered pipe locks having internal diameter and slope identical to the external diameter and slope of sleeve halves, the coupling is performed by entering the reinforcing bars male deformations into the two sleeve halves female grooves then intruding the outer tapered locks to close the ends of the assembled said sleeve halves and said reinforcing bars.

Introduction

First closure technique

Second closure technique

Third closure technique

Testing

 

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