Dispensing closure lock and seal

Details Dispensing closure lock and seal Dispensing closure lock and seal

1984-05-07

1985-08-27

Norton, Donald F.

Bottles and jars

Closures

Retained by bonding or adhesive means

B65D 4104

Patent

active

045373183

ABSTRACT:
A lock and seal member for a dispensing package including a container and a dispensing type closure is disposed in a manner to fuse the closure and container permanently together. Removal of the contents of the container requires dispensing through a dispensing passage in the closure while the seal remains in position to lock the closure in permanent position relative to the container and also to form a seal preventing the leakage of materials.

REFERENCES:
patent: 3815314 (1974-06-01), Pollock
patent: 3861549 (1975-01-01), Watson et al.
patent: 4171084 (1979-10-01), Smith
patent: 4236653 (1980-12-01), Gach

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