Patents by Inventor Joseph M. Tucker, III

Joseph M. Tucker, III 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).

  • Shovel linkage for a hydraulic excavator
    Patent number: 4074820
    Abstract: A hydraulic excavator having linkage providing for a front loading arrangement whereby the bucket opens away from the vehicle comprises power cylinders and linkage arranged to provide a balanced system providing maximum application of power and optimum use of power applied to the material-handling bucket. The power cylinders are connected to the linkage in a manner to utilize maximum leverage of the linkage when maximum power is needed.
    Type: Grant
    Filed: May 25, 1976
    Date of Patent: February 21, 1978
    Assignee: Caterpillar Tractor Co.
    Inventors: Stephen H. Gill, Harvey A. Knell, Joseph M. Tucker, III
  • Work machine having endless ground engaging drive belts
    Patent number: D364879
    Type: Grant
    Filed: August 24, 1993
    Date of Patent: December 5, 1995
    Assignee: Caterpillar Inc.
    Inventors: Robert C. Bastian, William C. Boroski, Melvin P. Busch, Jr., Elmer R. Crabb, Patrick W. Friede, Alan D. Gustafson, David C. Koch, Mark D. Miller, Jeffrey A. Moore, James R. Oldham, Robert L. Stamate, Samuel B. Stevens, Russell W. Strong, Lynn A. Sutton, Joseph M. Tucker, III
  • Work machine having endless ground engaging drive belts
    Patent number: D375506
    Type: Grant
    Filed: May 26, 1995
    Date of Patent: November 12, 1996
    Assignee: Caterpillar Inc.
    Inventors: Robert C. Bastian, William C. Boroski, Melvin P. Busch, Jr., Elmer R. Crabb, Patrick W. Friede, Alan D. Gustafson, David C. Koch, Mark D. Miller, Jeffrey A. Moore, James R. Oldham, Robert L. Stamate, Samuel B. Stevens, Russell W. Strong, Lynn A. Sutton, Joseph M. Tucker, III