Patents by Inventor Gary L. Walth

Gary L. Walth 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).

  • Boom assembly of a work machine
    Patent number: 6158949
    Abstract: A work machine includes a boom body having a top boom support structure, a bottom boom support structure, a first lateral boom support structure, and a second lateral boom support structure which cooperate with each other to define a boom void therein. The boom body also has a machine frame coupling defined therein. The work machine also includes a coupling subassembly which is positioned within the boom void and attached to the boom body. The coupling subassembly includes (i) a first coupling support structure and a second coupling support structure which are spaced apart from each other so as to define a boss space therebetween and (ii) a boss positioned within the boss space and secured to the first coupling support structure and the second coupling support structure.
    Type: Grant
    Filed: April 29, 1998
    Date of Patent: December 12, 2000
    Assignee: Caterpillar Inc.
    Inventors: Gary L. Walth, John P. Hall, David H. True, Pushkar Tamhane