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US 3,997,074 AGranted
Crate
AssigneeWorldwide Plastics Development Limited
InventorTerence H. C. Shead
Life of this patent
Estimating the term…
Abstract
The invention relates to an open-topped rectangular crate formed from a synthetic plastic material internally reinforced with a steel reinforcement. The reinforcement is continuous and extends substantially along the upper edges of two opposite side walls of the crate, down adjacent to the four vertical corner edges of said crate and along the bottom edges of the other two opposite side walls of the crate.
Claims3
An open-topped rectangular crate formed of a synthetic plastic material comprising;
- a substantially rigid crate having two opposing side walls and two opposing end walls and a bottom and edges being formed where the walls and bottom meet, a continuous single length of reinforcement internally positioned in the walls of the crate, the reinforcement being in the shape of a deformed continuous loop and extending substantially along the upper horizontal edges of two opposing walls of the crate, down adjacent to and along the four vertical corner edges of the crate and along the bottom horizontal edge of the other two opposing walls of the crate to provide the sole reinforcement for the crate to facilitate reinforcement for the crate if stacked in vertical position or on its side.
Dependencies are inferred from the claim text.