Electric Bicycle Component Wireless Shifting
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Solution Overview
Problem
Current electric bicycle systems lack efficient wireless communication and power management solutions for seamless operation and charging of components, particularly in managing battery levels and speed stages, which hinders the integration of advanced technologies like wireless communication and actuation systems.
Innovation Solution
The integration of a wireless communication device, rechargeable power supply, charging controller, battery holder, and actuator within an electric bicycle component, enabling wireless communication, power management, and actuation for shifting bicycle chains between speed stages, along with a charging system for battery replenishment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If wireless communication device and actuator are integrated into bicycle component, then operational efficiency and user experience are improved, but device complexity and power management requirements increase
Solution Approach 1:
The patent integrates multiple functional components (wireless communication device, rechargeable power supply device, actuator, and controller) into a single bicycle component assembly. This merging approach enables seamless wireless operation and actuation while consolidating power management functions, thereby improving operational efficiency without proportionally increasing overall system complexity.
Solution Approach 2:
The integrated component serves multiple functions: wireless communication for data transmission, power supply for energy storage and management, actuation for mechanical movement, and control for coordinate operation. This multi-functionality allows a single component to replace multiple separate systems, improving productivity while managing complexity through functional integration.
2Ease of operation
If rechargeable power supply device is integrated, then power management and charging capability are improved, but ease of manufacture and assembly complexity increase
Solution Approach 1:
The power supply system is designed as a detachable rechargeable battery module that can be separately manufactured and then integrated into the bicycle component. This segmentation allows the battery to be produced using standard battery manufacturing processes, maintaining ease of manufacture while enabling advanced power management capabilities through modular integration.
Solution Approach 2:
The rechargeable power supply device includes an integrated charging port that enables the battery to be recharged directly through the component housing. This self-service charging capability simplifies power management for users while the modular design maintains manufacturing simplicity by allowing the battery module to be assembled and tested independently before final integration.
3Ease of operation
If charging port is integrated into component housing, then charging convenience is improved, but reliability and protection requirements increase
Solution Approach 1:
The charging port is pre-integrated into the component housing during manufacturing, with built-in protective features such as sealing elements and alignment guides. This preliminary integration ensures that the charging interface is protected against dust, moisture, and misalignment before the product reaches the user, thereby maintaining reliability while providing convenient direct charging access.
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
This solution enhances the operational efficiency of electric bicycles by enabling wireless communication and actuation for shifting gears, managing battery levels, and facilitating easy charging, thereby improving user experience and system reliability.
Implementation Method 1
a rechargeable power supply device configured to supply electrical power to the wireless communication device
Implementation Method 2
an actuator configured to convert the electrical power to an actuating force
Data Source
AI summary
An electric bicycle component comprises a wireless communication device, a rechargeable power supply device, a movable member, and a charging port. The wireless communication device is configured to wirelessly communicate with an additional bicycle component. The rechargeable power supply device is configured to supply electrical power to the wireless communication device. The movable member is configured to be actuated by the electrical power supplied from the rechargeable power supply device. The rechargeable power supply device is to be charged via the charging port.