Patents by Inventor Helmut Widmaier

Helmut Widmaier 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).

  • Soil working tool
    Patent number: 9736973
    Abstract: A soil working tool, such as a cultivator tip, having a carrier which bears a primary cutting element and at least two secondary cutting elements on a cutter holder, wherein both the primary cutting element and the secondary cutting elements include a cutting edge. To optimize the penetration to achieve better cutting results, the cutting edges of the secondary cutting elements are arranged offset with respect to the cutting edges of the primary cutting element.
    Type: Grant
    Filed: July 12, 2011
    Date of Patent: August 22, 2017
    Assignee: Betek GmbH & Co. KG
    Inventors: Helmut Widmaier, Florian Smeets
  • SOIL WORKING TOOL
    Publication number: 20130240225
    Abstract: A soil working tool, such as a cultivator tip, having a carrier which bears a primary cutting element and at least two secondary cutting elements on a cutter holder, wherein both the primary cutting element and the secondary cutting elements include a cutting edge. To optimize the penetration to achieve better cutting results, the cutting edges of the secondary cutting elements are arranged offset with respect to the cutting edges of the primary cutting element.
    Type: Application
    Filed: July 12, 2011
    Publication date: September 19, 2013
    Inventors: Helmut Widmaier, Florian Smeets