Bicycle Mirror Holder Friction Clamp and Swivel Lock
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Solution Overview
Problem
Existing bicycle mirror mounts damage the handlebar surface and require complex adjustments or tool use for positioning, and they fail to maintain the mirror's position effectively at high speeds or during transport.
Innovation Solution
A bicycle mirror mount with a cone and cone mount clamp system that allows for adjustable and secure positioning without tools, using a conical interface for frictional engagement and a stop element for locking, enabling easy adjustment and secure retention during use while allowing easy repositioning for transport.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If a clamping device with sharp edges is used to secure the mirror mount to the handlebar, then the mirror can be firmly fixed, but the handlebar surface coating is damaged
Solution Approach 1:
A rubber or plastic protective layer is introduced as an intermediary between the clamping device and the handlebar surface. This protective layer distributes the clamping force over a larger area and prevents direct contact between sharp metal edges and the handlebar coating, thereby maintaining firm fixation while protecting the surface from damage.
2Stability of the object's composition
If the mirror mount is firmly locked after one-time adjustment, then the mirror position is maintained during driving, but the mirror cannot be easily repositioned for transport
Solution Approach 1:
The clamping mechanism is designed with a dynamic locking system that can be easily switched between locked and unlocked states. During driving, the mirror is firmly locked to maintain position stability. During transport, the locking mechanism can be quickly released with simple manual operation, allowing the mirror to be repositioned without tools or complex procedures.
3Adaptability or versatility
If the mirror holder arm protrudes laterally beyond the handlebars, then the mirror provides good viewing angle, but the mirror interferes with bicycle rack placement during transport
Solution Approach 1:
The mirror holder arm is designed with a telescopic or collapsible mechanism that allows it to extend laterally during cycling to provide optimal viewing angles, and to be retracted or folded back during transport to clear bicycle rack placement requirements.
4Adaptability or versatility
If a ball connection is used to allow multi-axis adjustment, then the mirror can be positioned in multiple directions, but the clamping force is insufficient at higher speeds
Solution Approach 1:
The ball connection is equipped with a dynamic locking mechanism that engages automatically when vibration or force exceeds a certain threshold, such as at higher speeds. This allows free adjustment during positioning while maintaining firm clamping force during high-speed operation, combining the benefits of both adjustability and stability.
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 mirror mount securely holds the mirror in place during riding while allowing easy repositioning for transport without tools, protecting the handlebar surface and maintaining stability against wind and vibrations.
Implementation Method 1
a clamping of the mirror holder element (30) to the handlebar attachment element (10) by a clamp, wherein the clamp has a conical clamp interface with which the mirror holder element (30) and the handlebar attachment element (10) are frictionally engaged
Data Source
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AI summary
Two-wheel mirror bracket (100"), comprising at least: - a handlebar mounting element (10) for attachment to a two-wheel handlebar (1); - an intermediate element (20") arranged on the handlebar mounting element (10); - a mirror holder element (30") with a mirror arm receptacle (33"). A friction-fit clamp is formed in one plane between the handlebar mounting element (10) and the intermediate element (20"), or in one plane between the intermediate element (20") and the mirror holder element (30"), which prevents rotation of the mirror holder element (30") relative to the handlebar mounting element (10). Simultaneously, a positive-locking swivel angle locking mechanism is formed in the other plane, by which the angular position of the mirror holder element (30") relative to the handlebar mounting element (10) can be preset for the operating position.