Mobile Phone Shell with Coated Non-Metallic Layer for Uniform Appearance
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Solution Overview
Problem
Current mobile phone shells often have a less preferred integral appearance due to the presence of both metallic and non-metallic portions, which exhibit different colors, resulting in an unsatisfactory user experience.
Innovation Solution
A shell design that includes a metallic body, a non-metallic layer connecting parts of the metallic body, and a coating layer on the outer surface of the non-metallic layer, which exhibits a consistent color with the metallic body, thereby creating a uniform appearance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If a metallic shell is used to improve appearance and integrity, then the aesthetic appeal is enhanced, but communication function is limited due to signal shielding
Solution Approach 1:
The shell is divided into metallic portions and non-metallic portions, allowing different regions to serve different functions. The metallic parts provide aesthetic appeal while the non-metallic parts enable communication signals to pass through, resolving the contradiction between appearance integrity and communication function.
Solution Approach 2:
Different materials are used in different locations of the shell. Metallic material is used where aesthetic appeal is prioritized, while non-metallic material is used in areas where signal transmission is needed, allowing each local region to optimize for its specific function.
2Reliability
If non-metallic portions are used to ensure communication function, then signal transmission is improved, but appearance integrity deteriorates due to color differences
Solution Approach 1:
The non-metallic portion is coated with a coating layer that matches the color of the metallic portion. This color matching technique allows the non-metallic area to blend visually with the metallic area, maintaining appearance integrity while preserving the communication function of the non-metallic material.
Solution Approach 2:
The shell uses a composite structure combining metallic and non-metallic materials with a coating layer. This composite approach allows the shell to simultaneously achieve the aesthetic properties of metal and the signal transmission properties of non-metallic materials, while the coating unifies the visual appearance.
3Adaptability or versatility
If multiple materials are used to meet functional requirements, then communication and structural needs are satisfied, but manufacturing complexity increases
Solution Approach 1:
The metallic portion, non-metallic portion, and coating layer are combined into an integrated shell structure. By merging these components into a unified design where the coating is applied directly to the non-metallic portion, the manufacturing process is simplified while still meeting all functional requirements for both metal and non-metal areas.
Data Source
AI summary
A shell is provided. The shell includes a metallic body, a non-metallic layer and a coating layer. The non-metallic layer is configured to connect at least two parts of the metallic body, and the coating layer is provided on an outer surface of the non-metallic layer, and exhibits a consistent color with an outer surface of the metallic body. A method for manufacturing the shell and the mobile terminal including the shell are also provided.