Elastic Cord Cufflink for Adjustable Shirt Sleeve Positioning
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Solution Overview
Problem
Conventional cufflinks require removal to roll up shirt sleeves, and once removed, the cuff does not stay in place, lacking a secure mechanism for adjustable cuff positioning.
Innovation Solution
An elastic cord extending from a cufflink base forms a closed loop to secure shirt cuffs together, allowing sleeves to be rolled up or pushed up without removing the cufflink, suitable for both French and traditional button cuffs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a rigid cufflink structure is used, then the cufflink can securely hold the shirt cuff in place, but the cuff cannot be rolled up without removing the cufflink
Solution Approach 1:
The patent applies the dynamics principle by replacing the rigid cufflink structure with an elastic cord that can dynamically adjust its length and tension. The elastic cord allows the cuff to be rolled up or pushed up along the arm while maintaining continuous securing capability, transitioning from a static fixed-position mechanism to a dynamic adjustable-position mechanism.
Solution Approach 2:
The patent applies parameter changes by modifying the physical properties of the securing mechanism from rigid to elastic. The elastic cord changes its length and tension parameters based on the cuff position, allowing it to accommodate different cuff positions (rolled up or pushed up) while maintaining secure attachment through variable elastic tension.
2Ease of operation
If the cufflink is removed to roll up sleeves, then the cuff can be positioned freely, but the cuff will not stay in place without the cufflink
Solution Approach 1:
The patent applies continuity of useful action by ensuring the elastic cord remains continuously attached to the shirt cuff at all times, whether the sleeve is rolled up or pushed up. The elastic cord provides continuous securing force without needing to be removed or reattached, maintaining reliable cuff position retention throughout the entire range of motion.
3Adaptability or versatility
If a traditional rigid cufflink is used, then the structure is simple and easy to manufacture, but it lacks versatility for different shirt styles and cuff positions
Solution Approach 1:
The patent applies universality by designing the elastic cord mechanism to serve multiple functions and accommodate different shirt styles (French cuffs and traditional button cuffs). The same elastic cord-based cufflink can be used for various cuff types and positions, making the device universally applicable across different shirt styles without requiring separate designs.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables adjustable cuff positioning without removing the cufflink, providing a secure and versatile solution for various shirt styles using an elastic connection between cuff ends.
Implementation Method 1
The cufflink device provides an elastic connection between the ends of the shirt cuff, allowing the cuff to be slidable along the wearer's arm
Data Source
AI summary
A cufflink device is provided having a cufflink base, a cufflink cap, and an elastic cord extending therefrom. The cufflink base has an upper end, a lower end, and a midsection. The elastic cord forms a closed loop that extends from the lower end of the cufflink base and is adapted to secure around the midsection of the cufflink base when securing a shirt cuff together. The cufflink cap is supported by the upper end of the cufflink base and can have a variety of ornamental appearances so that the cufflink device can be manufactured in any number of styles. The elastic cord allows the cufflink assembly to expand when a user pulls his or her shirt cuff upwards along his or her arm. The elastic cord may either terminate within the interior of the cufflink base or be secured to the base of the cufflink cap.