Stretchable sheet

Abstract

1. Name of the product in this design: Stretchable sheet. 2. Purpose of this design: This design is used as a stretchable sheet (e.g., stretchable paper) to be wrapped around an item to cushion and protect it or to bind it. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: This product is unfolded by applying a tensile force; Design 1 and Design 2 change state diagrams 1 and 2 show the unstretched or ununfolded state of the sheet; the sheet is rolled into a roll in the unstretched or ununfolded state, and as the sheet is pulled off the roll, the slits cut on the sheet are stretched and unfolded under the action of tensile force.

Images