B - Operations – Transporting – 21 – D
Patent
B - Operations, Transporting
21
D
113/20
B21D 51/34 (2006.01) B65B 7/28 (2006.01)
Patent
CA 1087033
ABSTRACT A method and apparatus for seaming a lid to a container pan are disclosed wherein a peripheral curled marginal edge on the lid and an outwardly directed peripheral rim on the pan are formed into a double seam by seam forming die means operative to substantially simultaneously form the seam about the full periphery of the container rather than a gradual circumferential forming of the seam as in conventional roll seaming processes.
278339
Miller Roland E.
Scaletta Joseph A.
Valek John
Kraft Inc.
Macrae & Co.
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