Tamper indicating closure

Details Tamper indicating closure Tamper indicating closure

1990-12-17

1991-08-20

Marcus, Stephen

Bottles and jars

Closures

Frangible member or portion

215258, B65D 4134

Patent

active

050406922

ABSTRACT:
A tamper indicating closure for application to a container neck. The closure includes a cap having a top and an internally threaded skirt. A tamper indicating band depends from the bottom of the cap skirt by circumferentially spaced frangible connections. The band has ratchet teeth which engage ratchet teeth on the container neck one at a time during threading-on and unthreading of the cap from the container neck.

REFERENCES:
patent: 3504818 (1970-04-01), Crisci et al.
patent: 3902621 (1975-09-01), Hidding
patent: 4062466 (1977-12-01), Conti
patent: 4448318 (1984-05-01), Lowe
patent: 4530436 (1985-07-01), Wiedmer
patent: 4534479 (1985-08-01), Conti
patent: 4534480 (1985-08-01), Santostasi et al.
patent: 4550845 (1985-11-01), Guala
patent: 4592476 (1986-06-01), Yasada
patent: 4666053 (1987-05-01), Corcoran et al.
patent: 4915244 (1990-04-01), Celaschi et al.

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