Pneumatic Tire Wheel Patents (Class 295/30.1)
  • Publication number: 20030075942
    Abstract: This invention relates to a safety wheel for subway coach bogie, or the like, running on pneumatic tires, adapted to be interposed between a chassis of the bogie and a corresponding tire, said wheel presenting an outer peripheral zone comprising a braking portion as well as a guiding portion projecting radially outwardly from the braking portion, the hardness of the braking portion being much greater than the hardness of the guiding portion.
    Type: Application
    Filed: November 19, 1999
    Publication date: April 24, 2003
    Inventors: ALAIN LANDROT, FRANCOIS DEMILLY