Adjustable Tuning Elements for Footwear Flex Control
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Solution Overview
Problem
Existing footwear systems, such as snow sports boots, lack full adjustability for flex control and do not integrate multiple features for performance, comfort, and cosmetic needs, often creating pressure points and compromising overall flex characteristics.
Innovation Solution
A flex-control system for footwear that includes semi-flexible tuning elements with adjustable receivers on the boot's tongue, allowing for customizable flex control by varying the placement and configuration of the tuning elements on the lateral and medial sides of the ankle joint region, enabling quick adjustments and integration of multiple features.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If fixed set of features are provided in footwear, then manufacturing simplicity is maintained, but adaptability to different user needs is limited
Solution Approach 1:
The footwear system is segmented into modular components: a base footwear structure and separate, interchangeable tuning elements. Each tuning element is a discrete component that can be independently selected and installed in receivers positioned at various locations on the footwear, allowing users to customize flex control, comfort, and performance characteristics without complicating the overall system architecture.
Solution Approach 2:
The tuning elements are designed as universal, multi-functional components that can be used across different footwear types and configurations. A single tuning element design can serve multiple purposes: providing flex control, adjusting fit, offering cosmetic variation, and potentially integrating heating or sensor technologies. The receivers are also designed universally to accommodate different tuning elements through simple insertion and removal.
2Adaptability or versatility
If known flex control systems are implemented, then some adjustability is achieved, but full range of tuning options is limited
Solution Approach 1:
The tuning system extends adjustability into multiple dimensions by positioning receivers at various locations on the footwear (lateral sides, medial sides, tongue, heel, toe). This spatial distribution allows users to target specific anatomical regions and performance needs. The tuning elements themselves can vary in multiple parameters including flex stiffness, thickness, material composition, and geometric shape, creating a multi-dimensional tuning space that far exceeds conventional single-point adjustment systems.
Solution Approach 2:
The system enables dynamic adjustment of footwear characteristics through easily removable and reconfigurable tuning elements. Users can quickly swap tuning elements between receivers without tools or complex procedures, allowing on-the-fly adjustments while activities are in progress, such as changing flex control between runs or adjusting comfort features during use.
3Adaptability or versatility
If selective tuning at lateral or medial sides is enabled, then anatomical customization is improved, but device complexity increases
Solution Approach 1:
The system applies local quality by positioning specific tuning elements at anatomically relevant locations on the footwear. Receivers are strategically placed on lateral sides, medial sides, tongue, heel, and toe areas to correspond with different anatomical regions of the foot and ankle. Each location can be tuned independently with appropriate tuning elements, allowing localized adjustment for anatomical variations, pressure point relief, and targeted performance optimization without affecting other regions.
4Adaptability or versatility
If multiple features are integrated into single system, then versatility is improved, but manufacturing complexity increases
Solution Approach 1:
The footwear system is segmented into a base structure and separate, interchangeable tuning elements. Each tuning element is manufactured as an independent component with standardized interfaces, allowing mass production of individual elements without complex integration. This segmentation enables manufacturers to produce simple base footwear and then offer a catalog of pre-manufactured tuning elements that can be independently produced and quality-tested before final assembly.
Solution Approach 2:
The tuning elements are designed as universal, multi-functional components that can be used across different footwear types and configurations. A single tuning element design can serve multiple purposes: providing flex control, adjusting fit, offering cosmetic variation, and potentially integrating heating or sensor technologies. The receivers are also designed universally to accommodate different tuning elements through simple insertion and removal.
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
The system provides enhanced flexibility and comfort customization, allowing users to tune their boots for specific performance needs while avoiding pressure points, with removable tuning elements that can be adjusted on-the-fly and integrated with various features like heating or sensor technologies.
Implementation Method 1
the tuning element comprises a semi-flexible element in a three-dimensional configuration that generally conforms to a lateral or medial side of an ankle joint region and extends sufficiently above and below the ankle joint area so as to increase the boot's resistance to flex in the ankle joint region
Data Source
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AI summary
One or more tuning elements may be associated with a receiver, such as a pocket or other channel, disposed on an item of footwear, such as a snowboarding boot. The receiver adjustably receives the tuning element. The adjustable arrangement of the tuning element and receiver allows the intended user of the item of footwear to tune the item for performance, comfort, cosmetic, or other characteristics. In certain embodiments, the tuning elements are removably associated with a boot to allow for flex control.