Venetian blinds (double-layer blackout)

Abstract

1. The name of the product of this design: Venetian blinds (double-layer shading). 2. Purpose of the product with this appearance design: The product with this appearance design is used for dust removal, ventilation and sunshade. 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. Designate Design 1 as the base design. 6. Description of other situations that need to be explained: Design 1 use state reference Figure 1 is a three-dimensional view when the front curtain is partially retracted; Design 1 use state reference Figure 2 is a front view when the front curtain is fully retracted; Design 1 use state reference Figure 3 is a rear view when the rear curtain is fully retracted and clamped with a clip; Design 1 use state reference Figure 4 is a top view when the rear curtain is fully retracted and clamped with a clip; Design 1 use state reference Figure 5 is a bottom view when the front curtain is fully retracted and the rear curtain is fully retracted and clamped with a clip; Design 2 use state reference Figure 1 is a three-dimensional view when the front curtain is partially retracted; Design 2 use state reference Figure 2 is a front view when the front curtain is fully retracted; Design 2 use state reference Figure 3 is a rear view when the rear curtain is fully retracted and clamped with a clip; Design 2 use state reference Figure 4 is a top view when the rear curtain is fully retracted and clamped with a clip; Design 2 use state reference Figure 5 is a bottom view when the front curtain is fully retracted and the rear curtain is fully retracted and clamped with a clip.

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