Method for operating a pedal-driven vehicle
By predicting minimal torque points for gearshift timing, the method optimizes gear changes in pedal-driven vehicles, addressing wear and safety issues by ensuring gear shifts occur at minimal torque, thereby improving comfort and reducing chain force fluctuations.
Patent Information
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- ROBERT BOSCH GMBH
- Filing Date
- 2025-11-25
- Publication Date
- 2026-06-18
AI Technical Summary
Pedal-driven vehicles, particularly bicycles, experience significant wear, reduced riding comfort, and safety issues due to force fluctuations during gear changes, such as when shifting gears at high torque, which can cause the chain to jump off and lead to unpleasant noise.
A method for operating a pedal-driven vehicle that predicts a minimal torque point to optimize gearshift timing by calculating a shift point where the chain change coincides with this minimal torque, using a control unit to control the gearshift mechanism, thereby minimizing wear and improving safety and comfort.
The method allows for precise timing of gear changes at minimal torque, reducing wear and enhancing safety and comfort by ensuring gear shifts occur at optimal moments, thus minimizing chain force fluctuations.
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