Receptacles – Closures – Removable closure retained by ductile in situ deformation
Patent
1984-12-14
1986-03-11
Hall, George T.
Receptacles
Closures
Removable closure retained by ductile in situ deformation
150 55, B65D 4116, B65D 4118
Patent
active
045749744
ABSTRACT:
A molded plastic container having a snap-on lid which is affixed to an external undercut on the lip of the container. A second internal undercut engaging the lid structure is also provided. An internal flange is formed within the container adjacent its mouth and creates a pocket in which a plurality of reinforcement ribs are positioned. The ribs may alternatively be diagonal or radial in orientation. The lid structure includes an annular pocket in which radial, crossing, or diagonal strengthening ribs may also be provided.
REFERENCES:
patent: 4210258 (1980-07-01), von Holdt
patent: 4225045 (1980-09-01), Rayner et al.
patent: 4408698 (1983-10-01), Ballester
Hall George T.
Pigott, Jr. Charles F.
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