Patents by Inventor David G. Kruer

David G. Kruer 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: 6572039
    Abstract: A mobile variable mulch handling and dispersing apparatus comprises an input section, a beater section, and a blower section. The input section preferably comprises a primary conveyor further comprising a drag chain conveyor assembly. The input section further comprises a twine removal device that removes twine from bales as they are handled by the apparatus. The beater section preferably comprises at least two counter-rotating shafts disposed substantially horizontally. The first shaft is preferably disposed slightly forwardly of the second shaft. Preferably a third, smaller shaft is disposed forward of both first and second shafts, and rotates in same direction as second shaft. The beater section further comprises funneling surfaces that serve to direct the material into the blower section. The blower section comprises a blower fan assembly that conveys a mixture of air and straw through an exit.
    Type: Grant
    Filed: September 5, 2000
    Date of Patent: June 3, 2003
    Inventors: David G. Kruer, Stephen L. Kruer