External and central vents on the helmet

Abstract

1. Name of the product of this design: External and central ventilation holes of the helmet. 2. Purpose of the product of this design: Overall use: used as a helmet; Local use: used as part of a helmet. 3. The key design feature of this design product lies in the shape of the local design for which protection is requested. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1. 5. Other situations that need to be explained Other explanations: The portion shown by the dotted line in the view does not constitute a part of the design for which protection is requested.

Images