Tamper-evident cap and neck finish

Details Tamper-evident cap and neck finish Tamper-evident cap and neck finish

1995-04-27

1996-09-10

Cronin, Stephen K.

Bottles and jars

Neck

Structure to receive a particular closure

215 45, 215254, 215318, 215346, 215354, B65B 728

Patent

active

055537278

ABSTRACT:
A neck finish for a tamper evident bottle is disclosed having at least ten helically spaced threads which extend along a substantial length of the exterior wall of the neck. The neck finish may include one or two annular ring flanges to accept a snap-on cap. Also disclosed are tamper evident caps having at least ten helically spaced threads positioned on the inner surface of the cap. In one embodiment, the cap includes one or two annular ring flanges to engage the ring flanges on the disclosed neck finish. Another tamper evident cap includes ten helically spaced thread which are adapted to engage at least some portion of threads on a neck finish.

REFERENCES:
patent: 4497765 (1985-02-01), Wilde et al.
patent: 4534480 (1985-08-01), Santostasi et al.
patent: 4561553 (1985-12-01), Crisci
patent: 4625875 (1986-12-01), Carr et al.
patent: 4785952 (1988-11-01), Obadia
patent: 4938370 (1990-07-01), McBride
patent: 5009323 (1991-04-01), Montgomery et al.
patent: 5103991 (1992-04-01), Collins
patent: 5190178 (1993-03-01), Luch
patent: 5213224 (1993-05-01), Luch
patent: 5267661 (1993-12-01), Luch et al.
patent: 5307945 (1994-05-01), Hidding et al.
patent: 5307946 (1994-05-01), Molinaro

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