Hollow bolt body

Abstract

1. The name of this design product: the main body of the hollow bolt. 2. Purpose of this product: This product is used as a whole to connect with the toilet flange to achieve ventilation; this product is partially used as the main body of the hollow bolt. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 Stereoscopic Drawing 1. 5. Designate Design 1 as the base design. 6. Other situations that require explanation Other explanations: The dotted lines in each view indicate the parts of the design that are not claimed for protection, and are used to indicate the local appearance.

Images