Ergonomic chair back

Abstract

1. Name of the product in this design: Backrest of an Ergonomic Chair. 2. Purpose of this design: The overall purpose of this design is to provide an ergonomic chair for a user to sit on, and a partial purpose is to provide a backrest for an ergonomic chair to support the user's back. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. Other situations requiring explanation: Green indicates parts that are not recommended for design, while gray indicates parts that are recommended for design (i.e., the chair back, including the headrest, upper backrest, lumbar support, headrest connector connecting the headrest and upper backrest, handles located behind the headrest, and main connectors extending to support the back of the upper backrest and lumbar support). The part for which protection is sought does not contain color.

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