Swaging dies

Metal deforming – By tool-couple embodying nonplanar tool-face – Similar tool-faces

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Details

29517, 72410, B21J 1302, B21D 3710

Patent

active

RE0310840

ABSTRACT:
Coacting swaging dies for swaging a splice sleeve onto a reinforcing bar. The dies each include a recess in their coacting surfaces. The recess in each surface includes at least two longitudinally extending ribs projecting from said recess for forming longitudinal indentations in the splice tube when said tube is squeezed between said dies. The lands between immediately adjacent ribs are concave. The ribs are so located that when the dies are in contact the recesses conjoin to form an overall polygonal shaped opening, with the ribs being equidistantly spaced thereabout.

REFERENCES:
patent: 2151032 (1939-03-01), Jensen
patent: 2533943 (1950-12-01), Klein
patent: 2716275 (1955-08-01), Matthysse
patent: 3731518 (1973-05-01), Blocher
patent: 3771343 (1973-11-01), Dawson
patent: 3823597 (1974-07-01), Hanback
patent: 3835690 (1974-09-01), Leonhardt
patent: 3848451 (1974-11-01), Allin

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