B - Operations – Transporting – 21 – D
Patent
B - Operations, Transporting
21
D
113/69, 113/7, 1
B21D 51/22 (2006.01)
Patent
CA 1097985
ABSTRACT OF THE DISCLOSURE A method of making a container having a cylindrical sidewall and means for connecting the sidewall to a bottom wall closing one end of the container, the method comprising the step of coining at least a portion of the means for connecting the sidewall to the bottom wall and an apparatus for making the container, the apparatus including punch means for engaging the container, at a selected portion at the interior of the connecting means that is to be coined, bottom forming means initially spaced from the bottom-closing wall and including an engaging member for engaging the selected portion of the bottom-closing wall in substantially line contact between the member and the punch means, and means for moving the punch re- lative to the bottom forming means to effect a coined area at the selected line of contact.
332987
Lee Harry W.
Wallace Joseph W.
Woolard James M.
Reynolds Metals Company
Swabey Ogilvy Renault
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