B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 41/04 (2006.01) A47G 19/22 (2006.01) B65D 41/34 (2006.01) B65D 51/16 (2006.01)
Patent
CA 2467153
A threaded closure assembly for a wide mouth vessel, said assembly comprising: a vessel opening (10) a closure (12) for said opening, the closure having a base portion (14) and a skirt portion(16); a first screw thread (18) on the opening, said first screw thread comprising one or more first thread segments; a second screw thread (20) on an inner surface of the skirt (16) of the closure, said second screw thread (20) comprising one or more second thread segments; said first and second screw threads being configured to enable a user to secure, remove and resecure the closure into a sealing position on the opening by rotation of the closure on the opening; wherein said first thread segments (18) are shorter than said second thread segments (20) ; and wherein the second thread segments are each made up of one or more radially spaced projecting portions, each said portion extending radially no more than about 60~ around the closure skirt. Preferably the wide mouth vessel is a drinking vessel, such as a cup or a glass.
La présente invention concerne un système de fermeture fileté destiné à un récipient à large ouverture, ledit système comprenant: une ouverture (10); un bouchon (12) destiné à ladite ouverture, le bouchon présentant une partie de base (14) et une partie latérale (16); un premier filetage (18) formé sur l'ouverture, ledit premier filetage comprenant un ou plusieurs premiers segments de filetage; un second filetage (20) formé sur une surface interne de la partie latérale (16) du bouchon, ledit second filetage (20) comprenant un ou plusieurs second segments de filetage. Selon l'invention: lesdits premier et second filetages sont conçus pour permettre à un utilisateur de fermer, d'ouvrir et de refermer le bouchon dans une position bloquée sur l'ouverture, en faisant tourner le bouchon sur l'ouverture; lesdits premiers segments de filetage (18) sont plus courts que lesdits seconds segments de filetage (20); et lesdits seconds segments de filetage sont chacun composés d'un ou de plusieurs éléments en saillie espacés radialement, chacun des éléments s'étendant radialement sur au maximum environ 60· autour de la partie latérale du bouchon. De préférence, le récipient à large ouverture est un récipient à boire tel qu'une tasse ou un verre.
Beeson And Sons Limited
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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