Temperature-controlled backpack shoulder strap zipper

Abstract

1. The name of the design product: the zipper of the shoulder strap of the temperature-regulating backpack. 2. The use of the design product: used as a temperature-regulating backpack; partial use: used for opening and closing the inner cavity of the shoulder strap part to accommodate the power battery or other small items such as mobile phones, earphones, or small tools. 3. The design points of the design product: the zipper at the shoulder strap part. 4. The picture or photo that best shows the design points: design 1 top view. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: the part not covered by the purple translucent layer in design 1 is the partial part to be protected; the area represented by the solid line in design 2 is the partial part to be protected.

Images