Receptacles – Closures – Removable closure retained by ductile in situ deformation
Patent
1980-04-21
1981-07-28
Hall, George P.
Receptacles
Closures
Removable closure retained by ductile in situ deformation
220339, 222565, 222569, B65D 3900
Patent
active
042806364
ABSTRACT:
A container cover locking assembly comprises a base member with a continuous peripheral skirt depending therefrom and a ridge parallel to yet spaced inwardly from the skirt along the underside of the base member. Tapered locking lips which depend downwardly from the ridge, extend along a substantial portion thereof and curve outwardly toward yet terminate skirt of the skirt. The locking assembly allows a simplified molding process for a container cover which is assembled with a container body of the type having curved mounting seat formed from the upper edge of the container walls.
REFERENCES:
patent: 3542235 (1970-11-01), Hidding
patent: 3675812 (1972-07-01), Foster
patent: 3907156 (1975-09-01), Weatherhead
Continental Plastics, Inc.
Hall George P.
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