Patents by Inventor Chris R. Straesser

Chris R. Straesser 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).

  • Ground-engaging tool with wear-resistant insert
    Patent number: 4052802
    Abstract: A ground-engaging tool is disclosed which includes a blade with a load carrying front face, a ground-engaging bottom surface, and a rear face, and a wear-resistant insert is secured thereto to extend the service life thereof. The wear-resistant insert includes a back-up plate which is disposed in rearwardly spaced relation from the rear face of the blade and adjacent its bottom surface, a wear-resistant material which is bondably sandwiched between the plate and the rear face, and a plurality of bridging members which extend through the wear-resistant material and are rigidly secured to the plate and the rear face of the blade to minimize in use spalling of the wear-resistant material.
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: October 11, 1977
    Assignee: Caterpillar Tractor Co.
    Inventors: Lowell J. Moen, Eugene L. Helton, Chris R. Straesser