Tamper-evident closure

Details Tamper-evident closure Tamper-evident closure

1987-09-11

1989-02-28

Norton, Donald F.

Bottles and jars

Closures

Frangible member or portion

B65D 4134

Patent

active

048077712

ABSTRACT:
A tamper-evident closure for sealing an open-topped container. The closure is of one-piece molded construction and includes a cap having an annular top wall and an annular skirt dependent therefrom and joined thereto about the periphery of the top wall. The skirt has an internal thread for cooperation with the thread on the finish of the container. The closure further includes a tamper-indicating assembly including a band spaced from the skirt by a number of frangible bridges. The assembly also includes a segmented ring connected to the bottom of the band and extending upwardly and inwardly therefrom with the ring including a number of segments with adjacent segments being separated by a slot. The assembly also includes a number of resilient tabs connected to the upper end of each segment and extending upwardly and inwardly therefrom for engaging the breaker ledge of the container finish upon attempted removal of the closure from the container.

REFERENCES:
patent: 4478343 (1984-10-01), Ostrowsky
patent: 4572388 (1986-02-01), Luker et al.

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