Patents by Inventor Holger Vetterlein

Holger Vetterlein 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).

  • Road roller comprising at least one roller-wheel unit
    Patent number: 6464427
    Abstract: The invention relates to a compactor comprising at least one drum unit (14, 15) in which a cylindrical drum (21) is rotationally mounted about its axle (40), the at least one drum unit (14, 15) being rotationally mounted about a steering axis (18) on a chassis frame (45) of the compactor (10) and connected to a middle piece (27, 35) rotationally mounted via two opposing maintenance-free angular-contact articulation joints (28, 34) about the steering axis (18) on two trunnions (31) non-rotatively connected to a mounting fixture (16, 17) on the chassis frame (45).
    Type: Grant
    Filed: December 11, 2000
    Date of Patent: October 15, 2002
    Assignee: Vibromax Bodenverdichtungsmaschinen GmbH
    Inventors: Hans Gottschling, Holger Vetterlein