Backpack and its main body

Abstract

1. Name of the product in this design: Backpack and its main body. 2. Purpose of this design: to be carried on the back of the user or hung on the crossbar of an external support (such as the crossbar of a stroller frame) to hold items inside the bag. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the key design points: Design 2 3D diagram 1. 5. Design 2 is designated as the basic design. 6. Other situations requiring explanation: Other explanation: The dashed lines in each view of Design 3 are not within the protection range.

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