manhole cover

Abstract

1. The name of this design product: manhole cover. 2. Purpose of this design product: used to block the manhole of the pipe well under the road. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other situations that require explanation Component description: Component 1 is the cover, and component 2 is the mounting base. 6. Other situations that require explanation Other explanations: The A-A section view is a section view in the A-A direction of the main view.

Images