Patents by Inventor Joseph E. Wissmiller

Joseph E. Wissmiller 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).

  • Hitch for a moldboard snow plow
    Patent number: 5870839
    Abstract: An improved adjustable mounting bracket for a moldboard snow plow includes a horizontal box beam, cross member which is attached by lugs to the back side of the plow and a third hitch connection which is attached to a bracket mounted on the box beam member. A support arm for a yoke fits over the mid-point of the box beam and is pivotally connected by a pin. The support arm is attached to a first frame member which overlays a second frame member mounted on the truck. The frame members are linked to one another and the first frame members may be moved vertically relative the second by an hydraulic cylinder. The construction is especially compact and lightweight.
    Type: Grant
    Filed: September 19, 1997
    Date of Patent: February 16, 1999
    Inventor: Joseph E. Wissmiller
  • Hitch for a moldboard snow plow
    Patent number: 5706591
    Abstract: An improved adjustable mounting bracket for a moldboard snow plow includes a horizontal box beam, cross member which is attached by lugs to the back side of the plow and a third hitch connection which is attached to a bracket mounted on the box beam member. A support arm for a yoke fits over the mid-point of the box beam and is pivotally connected by a pin. The support arm is attached to a first frame member which overlays a second frame member mounted on the truck. The frame members are linked to one another and the first frame members may be moved vertically relative the second by an hydraulic cylinder. The construction is especially compact and lightweight.
    Type: Grant
    Filed: March 13, 1996
    Date of Patent: January 13, 1998
    Inventor: Joseph E. Wissmiller