B - Operations – Transporting – 21 – J
Patent
B - Operations, Transporting
21
J
218/2
B21J 15/04 (2006.01) B21J 15/02 (2006.01) B21J 15/10 (2006.01)
Patent
CA 1048451
ABSTRACT OF THE DISCLOSURE Sheet metal pieces are riveted together by punching a hole through the pieces with a rivet the shank of which is driven through them, into an oversize female die, and to a cutter, the pieces being deformed into the die, and the penetrating end of the rivet shank being divided into a number of sections by the cutter, which also spreads these sections apart, the diameter of the die being such that the spread sections of the divided rivet shank may be withdrawn. - 1 -
276512
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