Closure for top inside roll container
AssigneePhillips Petroleum Company
InventorLance A. Asher
Life of this patent
Estimating the term…
Abstract
A container and closure combination includes a container with an inside wall roll or bead and a closure adapted for clasping said bead. The closure comprises a central discoidal portion adapted with an outwardly and upwardly flaring first section facilitating insertion of the plug into the container, a bead formed by connecting the first section with an inwardly and upwardly flaring second section, a groove formed by adapting the second section with an outwardly and upwardly flaring third section which is in turn adapted with a closure rim and skirt.
Claims15
A closure comprising:
- a central discoidal portion;
- a first section flaring upward and outward relative to and continuous along the extent of said central discoidal portion;
- a second section flaring upward and inward continuous with said first section and forming an outside ridge and an inside groove along the line of continuity with said first section;
- a third section flaring upward and outward continuous with said second section and forming an inside ridge and an outside groove along the line of continuity with said second section;
- a closure rim having a downward turned skirt directed outward relative to said central discoidal portion and continuous with said third section;
- and
- a skirt directed downward continuous with said rim.
In combination with a cylindrical container having at least one container rim extending inwardly, downwardly, and outwardly in a generally continuously curved fashion comprising an inside roll or bead, a molded plastic closure for said container, said closure comprising:
- a central discoidal portion;
- a first section flaring upward and outward relative to and continuous with the extent of said central discoidal portion;
- a second section flaring upward and inward continuous with said first section and forming an outside ridge and an inside groove along the line of continuity with said first section;
- a third section flaring upward and outward continuous with said second section and forming an inside ridge and an outside groove along the line of continuity with said second section;
- a closure rim directed outward relative to said central discoidal portion and continuous with said third section;
- a skirt directed downward continuous with said rim;
- and wherein
- said second section, said third section, said closure rim, and said skirt of said closure form a locking groove to releasably retain said inside roll or bead.
Dependencies are inferred from the claim text.