Bicycle Accessory Stem Mounting System for Handlebar Protection
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Solution Overview
Problem
Existing bicycle accessory attachment methods, such as clamps, are unsightly and can mar the surface of the handlebar, necessitating improved apparatuses and methods for securing accessories like lights and computers.
Innovation Solution
A modular accessory stem with a stem body and mounts that include clamping surfaces, allowing for secure attachment of accessories between the stem body and handlebar, with mounts that can be configured in multiple positions to accommodate different accessories and stowed when not in use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a clamping mechanism is used to secure accessories to the handlebar, then the accessory attachment reliability is improved, but the handlebar surface quality deteriorates due to marting and unsightly appearance
Solution Approach 1:
The system is divided into three main segments: the stem body that interfaces with the handlebar, the mount that interfaces with the accessory, and the steering tube interface. This segmentation allows the clamping surfaces to be localized to specific areas, protecting the main handlebar surface while maintaining secure attachment functionality.
Solution Approach 2:
The stem body acts as an intermediary component between the handlebar and the accessory mount. Instead of directly clamping the accessory to the handlebar, the stem body provides a dedicated interface with clamping surfaces that contact the handlebar, while the mount provides a separate interface for the accessory. This intermediary structure protects the handlebar surface from direct contact with clamping mechanisms.
2Adaptability or versatility
If multiple accessories are attached to the handlebar, then the bicycle functionality is improved, but the device complexity increases due to multiple clamps and mounting points
Solution Approach 1:
The stem body is designed with multiple mount clamping surfaces that can accommodate various types of accessories through different mounts. The universal interface allows lights, computers, phones, and other accessories to be mounted using the same stem structure, eliminating the need for separate clamping mechanisms for each accessory type.
Solution Approach 2:
Multiple accessory mounting functions are merged into a single stem body structure. Instead of having separate clamps for each accessory, the stem body integrates multiple mount clamping surfaces that can simultaneously or sequentially support various accessories, reducing the overall number of components and simplifying the mounting system.
3Adaptability or versatility
If mounts are provided in multiple positions on the stem body, then the accessory positioning flexibility is improved, but the stem body complexity increases
Solution Approach 1:
The mounts are designed to be repositionable or adjustable on the stem body, allowing users to change the position and orientation of accessories based on their needs. This dynamic capability provides flexibility in accessory positioning while maintaining a relatively simple stem body structure through standardized mount interfaces.
Data Source
AI summary
An apparatus for a bicycle including a stem body and a mount. The stem body can include at least one handlebar clamping surface and at least one mount clamping surface. The mount can include a first clamping surface. The first clamping surface can be configured to match at least one mount clamping surface. The mount can be configured to clamp between the stem body and a handlebar.