US Patent 7093717 Tray pack and packaging structure

The object of the invention is to construct a simple packaging structure having few components and capable of protecting a contained product against shock impacts coming from all directions. To this end, the packaging structure according to the present invention is made of synthetic resin with an elastic quality molded into a sheet form, and includes a first tray pack and a second tray pack which face each other and are adjoined to hold the contained product securely in place; wherein the first and second tray packs are provided with sustaining portions sustaining the periphery of the contained product.