Patents by Inventor Uwe Eckerlein

Uwe Eckerlein 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).

  • Apparatus for cleaning floors
    Patent number: 6212731
    Abstract: An apparatus for cleaning floors having an undercarriage including front and rear axles (1,3) bearing at least one wheel (2,4) and a driver's seat. A steering mechanism is connected to one of the axles (1,3) for steering the apparatus. There are provided front cleaning element (5) near the front axle (1) for carrying out a first cleaning step and rear cleaning element (6) for carrying out a second cleaning step. The front and rear axles (1,3) are operatively connected in order to steer both axles in a predetermined relationship, such that the front and rear cleaning elements (5,6) follow substantially the same path.
    Type: Grant
    Filed: March 31, 1999
    Date of Patent: April 10, 2001
    Assignee: Diversey Lever, Inc.
    Inventors: Uwe Eckerlein, Heinrich Mayer