Patents by Inventor Arthur F. Linsenmeyer

Arthur F. Linsenmeyer 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: 4469210
    Abstract: Rotary chute for a spreader where the chute is rotationally adjustable about a spinner axis of a spreader where at any rotational position selected for the chute, the overall geometric relationship of the spinner and chute are geometrically symmetrical. The rotary chute spreads dry material such as fertilizer, lime, salt or the like onto a spinner of the spreader, the spinner including a conical spinner cone mounted on a spinner disc, and a plurality of spinner vanes, the spinner vanes being channeled members. The first rotary chute is for a pull-mounted configuration including a configured baffle and vane configuration internal to an inner ring which rotates within an outer ring. A handle is provided for rotating the inner ring within the outer ring including a direction pointer and directional plate indicating the angular degree of the path of spread material.
    Type: Grant
    Filed: August 30, 1982
    Date of Patent: September 4, 1984
    Assignee: Dempster Industries Inc.
    Inventors: John E. Blumer, Arthur F. Linsenmeyer
  • Patent number: D279921
    Type: Grant
    Filed: August 27, 1982
    Date of Patent: July 30, 1985
    Assignee: Dempster Industries Inc.
    Inventors: John E. Blumer, Richard J. Ehmke, Arthur F. Linsenmeyer