초록 ▼

A food service container is provided comprising a rimmed receptacle and a lockable paperboard lid. The lid consists of a cover panel with a pair of extension tabs formed at opposed edges of the cover panel, and a locking assembly depending from each extension tab. Each locking assembly comprises an

A food service container is provided comprising a rimmed receptacle and a lockable paperboard lid. The lid consists of a cover panel with a pair of extension tabs formed at opposed edges of the cover panel, and a locking assembly depending from each extension tab. Each locking assembly comprises an outer wall panel foldably connected to the extension tab and depending downwardly therefrom, means in each outer wall panel defining a semi-detachable retaining tongue, a bottom wall panel foldably connected to the outer wall panel and extending inwardly therefrom, an inner wall panel foldably connected to the inner wall panel and secured in underlying relation to each extension tab, and an engagement slot formed at the junction of inner wall panel and the glue flap. The lid is locked to the receptacle by engaging the rim of the receptacle in the two slots, and detaching the retaining tongues from the outer wall panels to engage the portions of the rim protruding through the slots so that the retaining tongues exert outward and upward biases on the rim.

대표청구항 ▼

A unitary paperboard lid for a rimmed receptacle comprising: a cover panel whose outer dimensions are at least equal to the outer dimensions of the top of the receptacle; and a pair of locking assemblies depending from opposite edges of the cover panel, each locking assembly comprising an outer wall

A unitary paperboard lid for a rimmed receptacle comprising: a cover panel whose outer dimensions are at least equal to the outer dimensions of the top of the receptacle; and a pair of locking assemblies depending from opposite edges of the cover panel, each locking assembly comprising an outer wall panel foldably connected to the cover panel, means in each outer wall panel defining a semi-detachable retaining tongue, an inner wall panel containing slot means for engaging the rim of the receptacle, means for connecting the inner wall panel to the outer wall panel, and means for securing the upper edge of the inner wall panel in spaced relation to the outer wall panel, whereby the slot means is held in spaced relation to the outer wall panel; the lid being lockable to the receptacle by engaging the rim of the receptacle in the two slot means and detaching the two retaining tongues from the two outer wall panels to engage the portions of the rim protruding through the slot means, whereby each retaining tongue exerts an outward and upward bias on the protruding rim of the receptacle.