Patents Assigned to Weco Wehmeyer & Co. Fahrzeug-Fahrzeugteile-Werke GmbH & Co.
  • Rear hub shell for bicycles and method of manufacturing same
    Patent number: 4595242
    Abstract: A hub shell is made in one piece out of plastic and a metal ring is positly connected externally to at least one of its hub heads in such a way that it can neither rotate nor be displaced axially. The metal ring has longitudinal grooves and a continuous annular groove and can easily be provided with fine threading on the outside for attaching a chain wheel. The ring is heated to plasticize the material of the hub head inserted in it until the material can be forced and vibrated into the grooves.
    Type: Grant
    Filed: August 23, 1984
    Date of Patent: June 17, 1986
    Assignee: Weco Wehmeyer & Co. Fahrzeug-Fahrzeugteile-Werke GmbH & Co.
    Inventor: Gerhard Wehmeyer