초록

The invention is a container lid product that combines a solid-molded hinge with a hollow-molded cover into a unitarily molded product, and a method for manufacturing the container lid product in a single molding operation and in a single mold.

대표청구항 ▼

The invention claimed is: 1. A container lid product for controlling access to a container, the container having a container opening, the product being pivotally connected to the container via a container feature, the product in use pivoting between an open position and a closed position to control

The invention claimed is: 1. A container lid product for controlling access to a container, the container having a container opening, the product being pivotally connected to the container via a container feature, the product in use pivoting between an open position and a closed position to control access to the container, the product comprising: a solid-molded hinge in use pivotally connecting the product to the container; a hollow-molded cover being connected to the solid-molded hinge, the hollow-molded cover in use in the closed position blocking at least part of the container opening; the solid-molded hinge and the hollow-molded cover being unitarily molded; the solid-molded hinge comprising: a hinge top surface and a hinge bottom surface, the hinge top surface and the hinge bottom surface being formed by molding; when in use, at least one of the hinge top surface and the hinge bottom surface, contacting the container feature; the hollow-molded cover comprising: a top layer; the top layer extending substantially continuously from the hinge top surface; a bottom layer; the bottom layer extending substantially continuously from the hinge bottom surface; the bottom layer being substantially opposite the top layer; a void separating the top layer and the bottom layer; the void extending to abut the hinge and terminating before extending into the hinge; and the hollow-molded cover extending substantially planarly away from the hinge; wherein the hinge is substantially void-free. 2. The container lid product of claim 1 wherein the solid-molded hinge further comprises: a c-shaped up component, the up component having a c-shape opening towards the hinge top surface; and a c-shaped down component, the down component having a c-shape opening towards the hinge bottom surface.