Patents by Inventor Ademar Gelbhan

Ademar Gelbhan 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).

  • Two-wheel axle suspension arrangement for an agricultural machine
    Patent number: 7644941
    Abstract: An axle suspension for first and second implement ground support wheels, the axle suspension comprising a housing connected to the implement frame and having an interior portion supporting first and second axle carriers for pivoting about first and second pivotal axes. The axle carriers each include outwardly extending members projecting from opposite sides of the housing and upright members fixed to the outwardly extending members for pivoting therewith about the first and second pivotal axes. A connector extending between the upper ends of the upright members constrains the axle carriers for rotation in the same direction about their respective pivotal axes.
    Type: Grant
    Filed: February 14, 2008
    Date of Patent: January 12, 2010
    Assignee: Deere & Company
    Inventors: Rogerio Kroth, Ademar Gelbhan
  • TWO-WHEEL AXLE SUSPENSION ARRANGEMENT FOR AN AGRICULTURAL MACHINE
    Publication number: 20080191442
    Abstract: An axle suspension for first and second implement ground support wheels, the axle suspension comprising a housing connected to the implement frame and having an interior portion supporting first and second axle carriers for pivoting about first and second pivotal axes. The axle carriers each include outwardly extending members projecting from opposite sides of the housing and upright members fixed to the outwardly extending members for pivoting therewith about the first and second pivotal axes. A connector extending between the upper ends of the upright members constrains the axle carriers for rotation in the same direction about their respective pivotal axes.
    Type: Application
    Filed: February 14, 2008
    Publication date: August 14, 2008
    Inventors: Rogerio Kroth, Ademar Gelbhan