Eyeglass Temple with Variable Cross-Section for Flexibility
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Solution Overview
Problem
Conventional eyeglasses components, such as temples made from composite materials, face a trade-off between bending capacity and mechanical performance, often resulting in inadequate flexibility and aesthetic appeal, as well as insufficient adaptation to different head shapes.
Innovation Solution
A composite material eyeglasses frame component with distinct regions of varying thickness and height, providing a three-dimensional shape and differential flexibility, combining high mechanical strength with aesthetic appeal and adaptability to different head shapes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If the temple is made with a constant cross-section to ensure structural simplicity, then manufacturing is easier, but the aesthetic appearance becomes unattractive and volumes are not highlighted
Solution Approach 1:
The temple adopts variable cross-sectional dimensions along its length, with different regions having different thicknesses and heights. This local variation in geometry creates three-dimensional visual effects and highlights volumes while maintaining manufacturability through standard composite material forming processes.
2Stability of the object's composition
If the temple has a constant cross-section, then structural uniformity is maintained, but flexibility response cannot adapt to different head shapes
Solution Approach 1:
The temple is designed with regions of different cross-sectional dimensions along its length, creating variable flexibility characteristics. Certain regions have larger dimensions for rigidity while others have smaller dimensions for flexibility, enabling the temple to adapt to different head shapes and provide customized comfort.
Solution Approach 2:
The variable cross-section design allows the temple to dynamically respond to different head shapes and wearing conditions. The different regional flexibilities enable the temple to bend and conform to various contours, providing adaptability while maintaining overall structural integrity.
3Strength
If composite materials are used to strengthen the frame, then mechanical performance improves, but bending capacity is reduced
Solution Approach 1:
The temple combines composite materials with variable cross-sectional dimensions, where regions of different sizes provide balanced mechanical properties. Larger regions offer high strength and rigidity, while smaller regions provide flexibility and bending capacity, achieving both strength and operability in a single component.
Data Source
AI summary
A component of a frame for eyeglasses includes a body made of composite material, the peculiarity of which relates to the body having at least one first region and at least two second regions. The first region includes a three-dimensional shape with at least two dimensions that are larger than the dimensions of the at least two second regions. Thus, the configuration defines, along the body, portions with different flexibilities.