Patent ID: 8870009

Claim:
A method of producing open top containers, in particular for storing and/or shipping of agricultural products, comprising the steps of: (a) providing a rigid structure comprised of: (i) a horizontal rectangular frame comprised of at least four interconnected frame-members, said at least four interconnected frame members forming four sides of said rectangular frame; a first at least two frame members parallel to each other and forming at least portions of opposite sides of said rectangular frame; a second at least two frame members parallel to each other and forming at least portions of opposite sides of said rectangular frame; said second at least two frame members being perpendicular to said first at least two frame members; and (ii) four legs extending substantially vertically from the four corners of said frame; (b) wrapping said rigid structure by a first sleeve made of foldable sheet material so that said first sleeve envelopes said first at least two frame members; and (c) wrapping said rigid structure by a second sleeve made of a foldable sheet material so that said second sleeve envelopes said second at least two frame members, said second sleeve transverse in a horizontal plane to said first sleeve, thereby providing a container with side walls and a bottom wall formed by said first sleeve and said second sleeve, said side walls comprising two layers of said foldable sheet material and said bottom wall comprising four layers of said foldable sheet material.