Ski Binding Independent Arm Systems for Mode Transition
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Solution Overview
Problem
Existing ski bindings that combine touring and downhill skiing modes are complex and difficult to manipulate, especially in compacted and icy conditions, due to their intricate structures and interrelated rotating parts.
Innovation Solution
A front ski binding assembly with independent arm systems and a designed boot-retaining mechanism featuring a fastening platform, pivotally mounted arms, and a lateral security release device, allowing for easy transition between touring and downhill modes without displacing components, ensuring secure retention and safe release.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If ski bindings combine touring and downhill skiing modes with interrelated rotating parts, then both touring and downhill functionalities are achieved, but the structure becomes complex and difficult to manipulate especially in compacted and icy conditions
Solution Approach 1:
The binding is divided into two independent arm systems: first arms for downhill skiing mode and second arms for touring mode. Each arm system operates independently with its own retaining mechanism, eliminating the need for complex interrelated rotating parts while maintaining dual functionality
Solution Approach 2:
A single binding assembly incorporates both downhill and touring retaining mechanisms, allowing the same device to perform multiple functions. The first arms provide downhill retention while the second arms provide touring retention, both within one integrated binding structure
2Adaptability or versatility
If ski bindings combine touring and downhill skiing modes with intricate structures, then both touring and downhill functionalities are achieved, but ease of operation deteriorates especially in compacted and icy conditions
Solution Approach 1:
By segmenting the binding into independent first arms and second arms, each with simple retaining mechanisms, the system avoids intricate structures. Users can operate each arm system independently without manipulating complex interrelated parts, improving ease of operation in adverse conditions
Solution Approach 2:
The locking mechanisms for both arm systems are designed to be automatically engaged or easily manipulated by users. The independent design allows each arm system to function autonomously, reducing the manual effort required to operate complex interrelated rotating parts
3Weight of moving object
If ski bindings use compact and light format, then portability and ease of handling are improved, but retention strength and safety may be compromised
Solution Approach 1:
The binding uses separate first arms and second arms instead of a single heavy robust structure. Each arm system is optimized for its specific function (downhill or touring), allowing lightweight construction while maintaining adequate retention strength for each mode through dedicated retaining mechanisms
Solution Approach 2:
A single lightweight binding assembly provides both downhill and touring retention capabilities. The multi-functional design eliminates the need for separate heavy bindings for each mode, achieving weight reduction while maintaining sufficient retention strength through efficient use of materials in each arm system
4Adaptability or versatility
If ski bindings integrate two distinct boot-retaining mechanisms in a same front assembly, then dual touring and downhill functionalities are achieved, but device complexity increases
Solution Approach 1:
The front assembly is segmented into independent first arms for downhill mode and second arms for touring mode. Each arm system has its own simple retaining mechanism, avoiding the complexity that would arise from integrating two mechanisms into a single interrelated structure
Solution Approach 2:
Both downhill and touring retaining mechanisms are merged into a single binding assembly with a common base structure. The first arms and second arms are integrated within the same front assembly, providing dual functionality while maintaining simplicity through independent operation of each arm system
Data Source
AI summary
A front ski binding assembly for a ski board, including a front boot-retaining mechanism retaining a boot in a slope ascending or descending utilisation, two first articulated arms pivotably mounted on a platform, a lateral security release device arranged in cooperation with first ends of first articulated arms to apply thereon a biasing force urging second ends of first articulated arms towards the longitudinal axis of the platform and allow each first articulated arms to rotate away from the longitudinal axis upon application by a boot of force higher than the biasing force on an interior surface of a first articulated arm, and two second articulated arms pivotably mounted about a second arbor and bearing at an end touring pins to engage corresponding mating members on front end sides of a boot in slope ascending utilisation, the second articulated arms being movable between an active and inactive position.