Bottles and jars – Closures – Frangible member or portion
Patent
1995-05-08
1997-02-25
Shoap, Allan N.
Bottles and jars
Closures
Frangible member or portion
215235, B65D 4132
Patent
active
056052405
ABSTRACT:
Cap moulded in one piece, comprising a ring (7) having on the inside a bead (10) for attaching it to the neck (1) of the container to be capped, a stopper (8) joined by a hinge (15) to said ring (7) and having a sealing skirt (13), and a tamperproof strip (9) joining the stopper (8) to the ring (7) until the first time the cap is opened. To cap a container having a neck (1) with a single attachment flange (3), the stopper (8) includes an annular bearing surface (12) bearing on the upper edge (5) of the neck and surrounding said skirt (13), said skirt (13) projecting from said bearing surface (12) over a length (1) at least equal to the distance h.sub.1 between the lower side (4) of the flange (3) and the upper edge (5) of the neck, and the hinge is offset relative to said annular bearing surface (12) towards the ring (7) by an amount (h.sub.2) at least equal to said distance (h.sub.1).
REFERENCES:
patent: 3438529 (1969-04-01), Lohrer
patent: 3441161 (1969-04-01), Van Baarn
patent: 3991904 (1976-11-01), Davis et al.
patent: 4129226 (1978-12-01), Percival
patent: 4394918 (1983-07-01), Grussen
patent: 4860907 (1989-08-01), Sondal
patent: 4919286 (1990-04-01), Agbay, Sr.
patent: 5207783 (1993-05-01), Burton
patent: 5464112 (1995-11-01), Guillot
Newhouse Nathan
Rical S, A,
Shoap Allan N.
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