Multidisc Brake Patents (Class 192/217.7)
  • Patent number: 9238385
    Abstract: A bicycle hub is made of shaped sheet metal. The bicycle hub comprises two flanges (6, 7) which are located at end sections (3, 4) of the hub. The flanges (6, 7) comprise holes (11) for accommodating spokes, and are bent radially outwards and held at a distance from one another by a sleeve (5; 50). The end sections (3, 4) further comprise internal ball tracks (8). The end sections (3, 4) are designed such that each of the end sections (3, 4) is formed as a double wall comprising an inner wall and a closely fitting and abutting outer wall at least in the ball track area (8), whereby the flange (6, 7) is attached to the outer wall.
    Type: Grant
    Filed: February 9, 2011
    Date of Patent: January 19, 2016
    Inventor: Horst Griemla