Patents by Inventor Hans Henning Wittmeijer

Hans Henning Wittmeijer 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).

  • Electric steering system with mechanical back-up device
    Patent number: 6932184
    Abstract: A steering system for an automotive vehicle, includes a steering device to be operated by a driver, a rotatable connection having a drive end connected to the steering device and a drive end connectable to a linkage of the steering wheels of the vehicle. The drive end of the rotatable connection is provided with a first sensor, the driven end of the rotatable connection is provided with a second sensor and an electric motor, the first and second sensors being connected to a control device, the control device controlling the electric motor on the basis of signals emanating from the first and second sensors.
    Type: Grant
    Filed: July 13, 2001
    Date of Patent: August 23, 2005
    Assignee: SKF Engineering and Research Centre B.V.
    Inventor: Hans Henning Wittmeijer
  • Electric steering system with mechanical back-up device
    Publication number: 20040007418
    Abstract: A steering system (1) for an automotive vehicle, comprises a steering device (4) to be operated by a driver, a rotatable connection (5) having a drive end (6) connected to the steering device and a driven end (8) connectable to a linkage (3) of the steering wheels (2) of the vehicle. The drive end of the rotatable connection is provided with a first sensor (10), the driven end of the rotatable connection is provided with a second sensor (11) and an electric motor (16), the first and second sensors being connected to a control device (12), said control device controlling the electric motor on the basis of signals emanating from the first and second sensors.
    Type: Application
    Filed: January 23, 2003
    Publication date: January 15, 2004
    Inventor: Hans Henning Wittmeijer