Patents by Inventor Leo Zachmeier

Leo Zachmeier 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: 7527280
    Abstract: A scissor hitch assembly for use with a ground-level loading trailer which allows the ball hitch coupler to remain attached to the towing vehicle while the ground-level loading trailer is in its lowered or ground-level position. When in its travel position, the scissor hitch assembly is secured through a travel pin. When the ground-level loading trailer is to be lowered, a single individual can simply remove the travel pin from the scissor hitch assembly and allow a portion of the scissor hitch assembly to slowly lower through the assistance of gas springs.
    Type: Grant
    Filed: February 22, 2005
    Date of Patent: May 5, 2009
    Inventors: Leo Zachmeier, Tony Wald
  • Patent number: 6923452
    Abstract: A trailer for use as an ice fishing house or for transporting a load from one area to another has a frame and a load bearing platform attached to the frame which is capable of being moved from a travel position to a ground level position. A lifting mechanism is located on each side of the trailer and made a part of the rubber torsion stub axle assembly connected to the trailer frame with the lifting mechanisms being operated by arm and handle assemblies attached to rubber torsion stub axles. When the arm and handle assemblies are rotated to a vertical position, the trailer frame is lowered to the ground level and when the arm and handle assemblies are rotated to a horizontal position, the trailer frame is raised to the travel position. Two securing means are used on each lifting mechanism to secure the frame in the travel position.
    Type: Grant
    Filed: November 29, 2002
    Date of Patent: August 2, 2005
    Inventors: Leo Zachmeier, Tony Wald