A mechanical analog bicycle speedometer provides instantaneous speed reading without electronic components, relying solely on mechanical coupling between the wheel and the indicator. The indicator
A mechanical analog bicycle speedometer provides instantaneous speed reading without electronic components, relying solely on mechanical coupling between the wheel and the indicator.
The indicator needle is driven by a rotating magnet coupled to the front wheel via a flexible cable; cable rotation translates into magnetic torque that moves the needle across the dial.
Construction materials include injection‑molded ABS or polycarbonate for the housing and UV‑stabilized acrylic for the lens, providing impact resistance and low weight.
Measurement range, accuracy, and response are governed by the gear ratio inside the cable drive and the damping mechanism of the needle, which together determine how quickly the display follows changes in wheel speed.
| Parameter | Typical Value |
|---|---|
| Speed range | 0 – 60 km/h (0 – 37 mph) |
| Accuracy | ±5 % of full scale |
| Housing material | ABS or polycarbonate (impact‑rated) |
| Lens material | UV‑stabilized acrylic |
| Cable length (standard) | 1200 mm (±50 mm) |
| Operating temperature | -20 °C to +60 °C |
In urban commuting, where battery‑free operation is preferred, the analog speedometer eliminates concerns about water ingress or electronic failure, providing a reliable speed reference that works in all weather conditions.
Each unit undergoes functional testing of needle deflection and cable rotation speed under simulated road conditions, verifying that the indication stays within the specified tolerance across the full speed range.
To obtain pricing, lead‑time details, or to discuss specific customization requirements, please contact our sales team.
Request a quotationA mechanical analog bicycle speedometer provides instantaneous speed reading without electronic components, relying solely on mechanical coupling between the wheel and the indicator. The indicator
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