Patents by Inventor Jim Schoolcraft

Jim Schoolcraft 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).

  • Pipe handling apparatus
    Patent number: 4462749
    Abstract: A pipe handling apparatus comprising a plurality of pipe supports having articulated arms for lifting a joint of pipe and moving it laterally across a recess by means of a temporary support spanning the recess and thereafter moving the pipe back into a trough received in the recess. The apparatus also includes means for tipping trough to roll out a joint of pipe carried therein and inclined guide means for guiding and directing the pipe as it is discharged from the trough.
    Type: Grant
    Filed: July 21, 1982
    Date of Patent: July 31, 1984
    Inventors: Roger A. Crocker, Jim Schoolcraft