The Theory of Oval Chain Rings | ROTOR Factory Tour

Global Cycling Network2 minutes read

Q Rings, produced at Rotor HQ in Madrid, enhance pedaling efficiency by adjusting gearing to optimize force application. Collaborating with professionals, Rotor ensures durable rings through a precise manufacturing process, while the Twin Power meter stands out for its accuracy and ability to measure left and right power independently.

Insights

  • Q Rings by Rotor aim to enhance pedaling efficiency by adjusting gearing to optimize force application, mimicking swimmer's arm movements for biomechanical advantage, and lasting for years with close collaboration with professional cyclists for testing and development.
  • The Rotor Twin Power power meter, unlike other models like INpower and INspider, offers unique features such as compatibility with oval rings, precise left and right power measurement, recommendation for optimal chain ring positions, and stability that only requires calibration every 30 hours due to advanced temperature compensation technology, making it a standout choice for cyclists seeking comprehensive power measurement capabilities.

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Recent questions

  • What are Q Rings?

    Q Rings are specialized chainrings made by Rotor at their headquarters in Madrid. These rings are designed to enhance pedaling efficiency by reducing gearing in the pedal's dead spot and increasing it where maximum force can be applied. The concept behind Q Rings involves biomechanics and mimicking a swimmer's arm movements, ultimately aiming to optimize power output during cycling.

  • How are Q Rings manufactured?

    The manufacturing process of Q Rings involves cutting aluminum sheets with a high-speed water jet, followed by milling in a machine to form the final shape. Quality control measures ensure precision in the production of these rings. Waste material is minimal, and recycling practices are implemented throughout the manufacturing process. The final step includes engraving the number of teeth on each chain ring before anodizing and shipping.

  • What sets Rotor Twin Power apart?

    The Rotor Twin Power is a notable power meter known for its compatibility with oval rings, accurate power measurement with oval rings, recommendation for the OCP position with Q Rings, and the ability to measure left and right independently. This distinguishes it from other power meters like the INpower and INspider. While INpower measures only the left leg and multiplies by two, and INspider measures combined power for both legs without distinguishing between left and right, the Twin Power functions like two power meters in one, offering comprehensive data.

  • How durable are Q Rings?

    Q Rings are known for their durability, with examples of riders using them for years without needing replacements. This longevity speaks to the quality of the materials and manufacturing processes employed by Rotor in creating these specialized chainrings. The rings undergo rigorous testing and collaboration with top professionals to ensure optimal performance and longevity in real-world cycling conditions.

  • What is the significance of the lunch ride at Rotor?

    The lunch ride at Rotor plays a crucial role in product testing and fostering creative thinking. This daily ride allows employees to test the products firsthand, providing valuable feedback for further development and improvement. Additionally, the ride serves as a platform for brainstorming and idea generation, creating a dynamic environment that fuels innovation within the company.

Related videos

Summary

00:00

"Rotor HQ: Q Rings Enhancing Pedaling Efficiency"

  • Rotor HQ in Madrid is where Q Rings are made, focusing on pedaling efficiency.
  • Q Rings aim to reduce gearing in the pedal's dead spot and increase it where maximum force can be applied.
  • The concept behind Q Rings involves biomechanics and mimicking a swimmer's arm movements.
  • The rings are durable, with examples of riders using them for years without replacement.
  • Rotor collaborates closely with top professionals to develop and test the rings for optimal performance.
  • The lunch ride at Rotor is crucial for product testing and creative thinking.
  • The manufacturing process of Q Rings involves cutting aluminum sheets with a high-speed water jet.
  • The rings are then milled in a machine to form the final shape, with quality control ensuring precision.
  • Waste material is minimal, with recycling practices in place throughout the manufacturing process.
  • The final step involves engraving the number of teeth on each chain ring before anodizing and shipping.

13:01

"Advanced Power Meters: Twin Power Stands Out"

  • Power meters are now more stable, requiring zero offset calibration only every 30 hours if pedals or cranks are not changed between bikes, due to advancements in technology compensating for temperature changes based on the power meter type.
  • The Rotor Twin Power stands out for its compatibility with oval rings, accurate power measurement with oval rings, recommendation for the OCP position with Q Rings, and the ability to measure left and right independently, unlike other power meters like the INpower and INspider.
  • INpower measures only the left leg and multiplies by two, INspider measures combined power for both legs without distinguishing between left and right, while Twin Power is the most comprehensive as it measures left and right independently, functioning like two power meters in one.
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