Pallet structure

US5921187A · kind A · utility

Inventor

• Neng Wang · Beijing, CN

Key dates

• Filing date: Sep 24, 1997
• Grant date: Jul 13, 1999
• Expiry date: Sep 24, 2017

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B65D2519/00562
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

A pallet structure includes a rectangular paper blank folded to define a first side stringer, a second side stringer, and a central stringer. This paper blank includes: (a) a first folding line adjacent to a first end portion of the paper blank, wherein the first folding line defines a first folding flap, (b) a second folding line adjacent to a second end portion of the paper blank, wherein the second folding line defines a second folding flap, (c) a first set of four folding lines, including a third folding line, a fourth folding line, a fifth folding line, and a sixth folding line, located between the first and second folding lines, wherein the first set of four folding lines defines a third folding flap, a fourth folding flap, and a fifth folding flap, and (d) a second set of four folding lines, arranged symmetric to the first set of four folding lines with respect to a center of the paper blank, wherein the second set of four folding lines includes a seventh folding line, an eighth folding line, a ninth folding line, and a tenth folding line, and wherein the second set of four folding lines defines a sixth folding flap, a seventh folding flap, and an eighth folding flap. When t…