Ski Boot Tensioning Device with Curved Support Plate
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Solution Overview
Problem
Existing ski boot tensioning devices are technically complex, leading to high manufacturing costs and reduced robustness, while also failing to provide a comfortable and efficient way to adjust the boot's perimeter and receiving volume.
Innovation Solution
A tensioning device comprising a support plate fastened to the ski boot, equipped with a winding device and fastening means, allowing for the adjustable variation of the boot's perimeter and receiving volume, while ensuring robustness and cost-effectiveness through efficient mounting and anchoring mechanisms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If existing tensioning devices are used, then the boot perimeter can be adjusted, but the device complexity increases and manufacturing costs rise
Solution Approach 1:
The support plate serves multiple functions: it provides mounting for the tensioning device, offers anchoring points for the tensioning element, and can be integrated with the boot structure. This multi-functionality reduces the need for separate components, thereby simplifying the overall device while maintaining adjustability.
Solution Approach 2:
The tensioning device is divided into modular components: a support plate, a tensioning element, and anchoring means. This segmentation allows for simplified manufacturing and assembly, reducing device complexity while preserving the adjustable perimeter function.
2Adaptability or versatility
If existing tensioning devices are used, then the boot perimeter can be adjusted, but the manufacturing costs increase
Solution Approach 1:
The support plate integrates multiple functions into a single component, reducing the total part count and simplifying manufacturing processes. This multi-functional design lowers production costs while maintaining the adjustable perimeter capability.
Solution Approach 2:
The support plate combines mounting, anchoring, and structural support functions into one integrated component. This merging of functions reduces manufacturing complexity and cost while preserving the tensioning device's adjustability.
3Adaptability or versatility
If existing tensioning devices are used, then the boot perimeter can be adjusted, but the robustness decreases
Solution Approach 1:
The support plate features a curved upper side that conforms to the boot's contour, distributing forces more evenly across the structure. This curved design enhances robustness by reducing stress concentration points while maintaining the adjustable perimeter function.
Solution Approach 2:
The support plate can be constructed from composite materials or optimized material combinations that provide both strength and flexibility. This enhances the robustness of the tensioning device while preserving its adjustability.
4Strength
If a robust tensioning device is implemented, then the boot can withstand high forces, but the manufacturing costs increase
Solution Approach 1:
The curved upper side of the support plate distributes mechanical forces more effectively across the structure, enhancing strength without requiring additional materials or complex reinforcement. This geometric optimization provides cost-effective robustness.
Solution Approach 2:
The support plate's integrated design provides both structural strength and mounting functionality in a single component, reducing manufacturing costs while maintaining the ability to withstand high forces.
5Adaptability or versatility
If a complex tensioning device is implemented, then the boot fit can be adjusted, but the assembly process becomes more difficult
Solution Approach 1:
The tensioning device is segmented into distinct modular components (support plate, tensioning element, anchoring means) that can be manufactured separately and assembled systematically. This segmentation simplifies the assembly process while maintaining adjustability.
Solution Approach 2:
The support plate integrates multiple functions (mounting, anchoring, structural support) into one component, reducing the number of parts to assemble and simplifying the overall assembly process while preserving boot fit adjustment capability.
Data Source
AI summary
In a tensioning device for adjustably varying the perimeter or receiving volume of a ski boot, and a ski boot with such a tensioning device, the tensioning device includes a support plate to be fastened to the ski boot. The tensioning device further includes a winding device with at least one spool for the winding in and out of at least one tensioning cable as needed, wherein the winding device is fastened to or is fastenable to the support plate. The support plate has at least one fastener that is configured to be connected with at least one corresponding anchor on the ski boot, wherein the at least one corresponding anchor on the ski boot in an alternative use is configured for the fastening of a lever-operable tensioning buckle to the ski boot or for the fastening of an associated component of a lever-operable tensioning buckle.