Michelin's Revolutionary Active Wheel Technology

Strategic Insights -

Michelin, a leading tire manufacturer, is collaborating with French automaker Heuliez to bring to life the Will city car concept, which features Michelin's groundbreaking Active Wheel technology. This innovative system integrates electric motor, brakes, and suspension functions into a single wheel, paving the way for significant weight savings and a more streamlined design. The Will concept is the first car to showcase this technology, which has been in development for 12 years and offers a promising solution for electric car programs.

Key Takeaways:

  • The Michelin Active Wheel technology integrates electric motor, brakes, and suspension functions into a single wheel, allowing for massive weight savings.
  • The Will city car concept features two Active Wheels, driving the front wheels, but larger cars or performance-oriented vehicles could have four Active Wheels.
  • The Active Wheel system eliminates the need for a gearbox, clutch, transmission shaft, differential, or shock absorbers.
  • The WILL concept offers a range of 150km with a lithium-ion battery pack, suitable for urban driving.
  • The electric drivetrain also provides the possibility of a totally flat floor, maximizing interior space and under-car aerodynamics.
  • The WILL concept features luggage space at the front and rear, and can seat five passengers, making it a practical and spacious urban vehicle.

Statistics:

  • Development time for Michelin's Active Wheel technology: 12 years
  • Range of the WILL concept with lithium-ion battery pack: 150km
  • Number of Active Wheels on the Will city car concept: 2
  • Number of potential Active Wheels for larger cars or performance-oriented vehicles: 4
  • Weight savings potential with Active Wheel technology: Significant (exact figures not provided)

Sources:

  • "Michelin reinvents the wheel with Active Wheel technology" by Nanaimo News Bulletin, 2009 (exact date not specified)