Container-closure assembly

Details Container-closure assembly Container-closure assembly

1980-08-22

1981-12-29

Hall, George T.

Dispensing

With cutter and/or punch

To form dispensing opening in container

215256, 220270, B65B 724

Patent

active

043078214

ABSTRACT:
A container-closure assembly comprising a container having a body portion and an elongated externally threaded neck at one end having a discharge opening normally closed by a membrane, a locking collar at the juncture of the neck and body portion projecting radially beyond the circumferential trace of the threads of the neck of the container and a closure adapted to be mounted over the discharge end of the container comprising a cap portion of generally cup-like form having internal threads and a piercing element projecting from the inside face of the top of the container and a skirt of a larger diameter than the cap connected to the lower edge of the cap by fracturable bridge means and locking means at the lower terminal edge of the skirt cooperating with the locking collar to prevent removal of the closure from the container.

REFERENCES:
patent: 3182858 (1965-05-01), Beaudoin
patent: 3955716 (1976-05-01), Goncalves
patent: 4058232 (1977-11-01), Ohno et al.

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