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US 5,328,045 AGranted
Lid device for wide-mouthed container and method for making the same
AssigneeTenryu Chemical Industry Co., Ltd.
InventorYoshiaki Yoshida
Life of this patent
Estimating the term…
Abstract
A lid device for a wide-mouthed container comprises a metallic lid body having an inner margin defining an opening of a predetermined shape, a resinous rim member extending along and anchored to the inner margin of the lid body, and a closure film attached to the rim member to close the opening of the lid body. The lid body is fittable to an open mouth of the container. For opening, the closure film may be peeled off the rim member or torn along the rim member.
Claims12
A lid device for a wide-mouthed container comprising:
- a metallic lid body fittable to an open mouth of the container, the lid body having a bent inner margin defining an opening of a predetermined shape;
- a molded resinous rim member extending entirely along and enclosing the bent inner margin of the lid body;
- a closure film means attached to the rim member to close the opening of the lid body;
- and
- a resinous reinforcing member attached to the closure film means, the reinforcing member being separate from the rim member but having a periphery located adjacent to the rim member, the closure film means extending beyond the periphery of the reinforcing member.
2 more elements
The lid device for a wide-mouthed container comprising:
- a metallic lid body fittable to an open mouth of the container, the lid body having a bent inner margin defining an opening of a predetermined shape;
- a molded resinous rim member extending entirely along and enclosing the bent inner margin of the lid body;
- and
- a closure film means attached to the rim member to close the opening of the lid body;
- wherein the rim member has a substantially straight scraping portion which traverses the opening of the lid body to divide the opening into two sections.
2 more elements
Dependencies are inferred from the claim text.