External thread adapter (for closed iron drum)

Abstract

1. The name of this design product: External thread adapter (for closed iron drum). 2. Purpose of this design product: Used for sealing the barrel mouth when packaging and pouring materials in iron barrels. 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 Stereoscopic drawing 1. 5. The rear view, left view and right view of Design 1 are the same as the main view of Design 1, and the rear view, left view and right view of Design 1 are omitted; the rear view, left view and right view of Design 2 are the same as the main view of Design 2, and the rear view, left view and right view of Design 2 are omitted. 6. Designate Design 1 as the base design.

Images