B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 43/02 (2006.01) B29C 65/18 (2006.01) B29C 65/76 (2006.01) B65B 7/28 (2006.01) B65D 77/20 (2006.01)
Patent
CA 2065878
T 4806 FF ABSTRACT FORMATION OF A CLAMPED WAVE LID SEAL STRUCTURE A lid is engaged to a container by the formation of interlocking waves of lid material and container material about the interior rim of the container. An unheated clamp head is used to clamp the lid structure immediately adjacent a heated seal head used to form the interlocking wave structure about the inside rim of the container, which prevents melted portions of the container or lid from flowing to or towards the outside rim of the container. PS24004
Shell Canada Limited
Smart & Biggar
LandOfFree
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