Patents by Inventor Schaad Rudolf

Schaad Rudolf 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).

  • Attachment device for an auxiliary wheel releasably attachable to a wheel of a vehicle
    Patent number: 7040713
    Abstract: For fastening an auxiliary wheel to the wheel of a vehicle, bolts are fixed to the auxiliary wheel, which bolts are aligned substantially parallel to the wheel axle of the auxiliary wheel. Each of the bolts has a head which can be inserted into slot-shaped recesses provided on the wheel of the vehicle and can be pushed into the slot-shaped recesses. The head of the bolts is hereby held in the slot-shaped recesses. The auxiliary wheel is locked in this position through locking apparatus. A simple mounting and dismounting of an auxiliary wheel to the wheel of a vehicle is thereby obtained.
    Type: Grant
    Filed: November 24, 2003
    Date of Patent: May 9, 2006
    Assignee: Gebr. Schaad AG Raderfabrik
    Inventors: Schaad Rudolf, Schaad Fritz Johann
  • Attachment device for an auxiliary wheel releasably attachable to a wheel of a vehicle
    Publication number: 20040119329
    Abstract: For fastening an auxiliary wheel to the wheel of a vehicle, bolts are fixed to the auxiliary wheel, which bolts are aligned substantially parallel to the wheel axle of the auxiliary wheel. Each of the bolts has a head-shaped swelling which can be inserted into slot-shaped recesses provided on the wheel of the vehicle and can be pushed into the slot-shaped recesses. The head-shaped swelling of the bolts is hereby held in the slot-shaped recesses. The auxiliary wheel is locked in this position through locking means. A simple mounting and dismounting of an auxiliary wheel to the wheel of a vehicle is thereby obtained.
    Type: Application
    Filed: November 24, 2003
    Publication date: June 24, 2004
    Inventors: Schaad Rudolf, Schaad Fritz Johann