Patents by Inventor Heinrich Doring

Heinrich Doring has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Valve for wheels for tubeless bicycle tires
    Patent number: 4564056
    Abstract: A valve for wheels for pneumatic tubeless bicycle tires. The wheel has a wellbase or drop-center rim and a valve opening in the base of the wellbase for such a valve. For simple installation of the valve, the valve body is provided on the outlet end with a cylindrical projection, the outer dimensions of which correspond to the inner dimensions of a valve opening recess, so that in the installed state the valve body has a surface which is flush with the base of the wellbase of the rim.
    Type: Grant
    Filed: October 19, 1983
    Date of Patent: January 14, 1986
    Assignee: Continental Gummi-Werke Aktiengesellschaft
    Inventor: Heinrich Doring