B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 41/34 (2006.01) B65D 41/32 (2006.01) B65D 51/16 (2006.01)
Patent
CA 2478524
The present invention provides a synthetic resin cap comprising a cap body and a circular inner seal projection. The cap body having a top plate and a cylindrical section extending downward from the periphery thereof, and a threaded section that engages with a thread of the container opening is formed in the inner peripheral surface of the cylindrical section. The inner seal projection formed on the inner surface of the top plate and fits into a container opening. The circumferential direction forming angle of the threaded section is from 600~ to 720~, and the threaded section is divided into a plurality of divided threaded sections at divided sections; and the divided sections are provided at nearly equal intervals in the circumferential direction.
Un capuchon en résine synthétique, dans lequel la surface intérieure de la plaque supérieure du corps principal du capuchon comprend la plaque supérieure et un manchon partant de son bord périphérique, est formé d'une projection d'étanchéité annulaire intérieure devant se loger dans le goulot du récipient. La surface périphérique intérieure du manchon est formée d'une partie filetée servant à l'accouplement fileté avec le filetage extérieur du goulot du récipient. Cette partie filetée, qui présente un angle de formation périphérique compris entre 600 et 720 DEG , est divisée longitudinalement en sections filetées complémentaires sensiblement équidistantes de manière périphérique. L'invention concerne en outre un dispositif de fermeture utilisant ce capuchon et une boisson conditionnée.
Harada Mitsuharu
Hisano Masataka
Tsutsumi Hiroaki
Alcoa Closure Systems Japan Limited
Sim & Mcburney
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