B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
206/21
B65D 41/04 (2006.01) B29C 55/00 (2006.01) B29C 57/12 (2006.01) B29C 67/00 (2006.01)
Patent
CA 1338265
In combination, a container and a linerless cap and a method of forming the cap. In the method the cap is molded from plastic and includes a top wall, an outer depending skirt and an internal depending substantially annular wall having an upper end integral with and depending from the top wall and a lower free end. Thereafter the free end is engaged by a curling tool to progressively turn the free end away from the internal wall to curve the free end into a curvilinear compressible and resilient free end adapted to be engaged or sealing. The engageable free end of the seal can have a coil, O, U, J or quarter round cross sectional shape and can be a rim, plug or corner seal.
569103
Sim & Mcburney
Zapata Innovative Closures Inc.
LandOfFree
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