The bottom surface of the washer of the nut and washer assembly

Abstract

1. Name of the design product: bottom surface of a washer of a nut and washer assembly. 2. Purpose of the product of this design: Overall use: nut and washer assembly; Local use: bottom surface of the washer of the nut and washer assembly. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: Design 1, top view. 5. Designate Design 1 as the base design. 6. Other situations that require explanation: The part shown by the solid line requires appearance protection, and the part shown by the dotted line does not require appearance protection.

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