Patents by Inventor Jurgen Cittrich

Jurgen Cittrich 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).

  • Patent number: 4589510
    Abstract: A multiple wheel steering mechanism is disclosed, wherein a single front wheel by way of example is steerable directly and carries a sideways extending lever, connected by means of a rod to a lateral extension of an intermediate lever in the rear, the connection runs obliquely to the longitudinal axis of the vehicle and the intermediate lever and through steering rods and a lever mechanism is connected to individual journal mounts and bearing for the rear wheels, steering them in unison about separate vertical axes.
    Type: Grant
    Filed: July 3, 1984
    Date of Patent: May 20, 1986
    Assignee: Mannesmann Aktiengesellschaft
    Inventors: Dierk Duerwald, Jurgen Cittrich
  • Patent number: 4337704
    Abstract: A turbulent waterway, having boats guided in a trough made from bargrating, individual plates of which are connected with each other, the side of the trough being covered with a dense synthetic plastic film.
    Type: Grant
    Filed: May 28, 1980
    Date of Patent: July 6, 1982
    Assignee: Mannesmann DeMag A.G.
    Inventors: Klaus Becker, Jurgen Cittrich, Karl E. Kaufmann
  • Patent number: 4109904
    Abstract: The invention covers a passenger slide with bearings or ties installed at a slope, with length-adjustable interlocking supports resting on the bearings for the slide segments which fit on the tubular carriers arranged at the upper end of the length-adjustable supports.
    Type: Grant
    Filed: September 9, 1976
    Date of Patent: August 29, 1978
    Assignee: Demag A.G.
    Inventors: Klaus Becker, Jurgen Cittrich, Karl-Ernst Kaufmann