| 摘要 |
PURPOSE: To set up corrugated cardboard packing whose cushioning performance is made excellent simply by bending one or more pieces of corrugated cardboard along folding lines or by the combination of them and, in addition, whose cushioning characteristics can be easily changed according to the type of an item to be packed. CONSTITUTION: A bottom packing 100 in the form of a rectangular tray, having double-wall structure in the entire peripheral wall and part of its bottom, onto which an item to be packed is placed comprises two pieces of corrugated cardboard consisting of main corrugated cardboard forming mainly the peripheral wall and auxiliary main cardboard forming mainly the double bottom, and it is set up easily and speedily. Top packings 200, each having a tubular shape whose upper and lower L-shaped cross-sections are opposite each other and also having a double wall structure in parts corresponding to its length and width, which are fitted over the ridges of the top of the item are also set up easily and speedily from a single piece of corrugated cardboard. |
