Bicycle Operating Device Multi-Directional Adjustment Housing
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Solution Overview
Problem
Existing bicycle operating devices lack adjustability to accommodate riders with different hand sizes, affecting the ergonomic positioning of shifting or braking mechanisms.
Innovation Solution
An adjustable operating device for bicycles featuring a fixing member attached to the handlebar with a housing that includes adjustable components, allowing for adjustments in multiple directions through a combination of protrusions and recesses, enabling the device to be securely positioned for various rider preferences.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the operating device is made fixed and non-adjustable, then the device structure is simple and reliable, but it cannot accommodate riders with different hand sizes
Solution Approach 1:
The housing is divided into multiple segments or adjustable components that can be repositioned relative to each other. The housing includes a first portion, second portion, and third portion that can be adjusted independently, allowing the operating device to accommodate different hand sizes while maintaining structural integrity through defined interfaces between segments.
2Adaptability or versatility
If the operating device includes multiple adjustment mechanisms, then it provides wide adjustability range, but the device structure becomes more complex
Solution Approach 1:
Multiple adjustment functions are merged into a unified housing structure. The first, second, and third portions of the housing work together as an integrated system, where adjustments in one portion coordinate with adjustments in other portions to achieve multi-directional positioning without requiring separate independent mechanisms for each degree of freedom.
3Ease of operation
If the housing components are made adjustable in multiple directions, then ergonomic positioning is optimized, but the manufacturing precision requirements increase
Solution Approach 1:
The housing components incorporate self-aligning or self-positioning features that reduce the need for high-precision manufacturing. The interfaces between the first, second, and third portions include inherent positioning mechanisms that guide the components into correct relative positions during assembly, thereby achieving ergonomic adjustability while maintaining feasible manufacturing tolerances.
Data Source
AI summary
An operating device for a bicycle that includes a fixing member that is adapted to be fixed to a bicycle handlebar and includes an adjustment portion, and a housing that includes first, second and third members. The first member and the second member define an adjustment space therebetween and the third member fixes the first member and the second member to each other without passing through the adjustment portion. The adjustment portion of the fixing member is at least partially received in the adjustment space such that the adjustment portion is adjustable relative to the housing in at least a first adjustment direction.