Drum Patents (Class 73/793)
  • Apparatus for applying force to a workpiece
    Patent number: 11105720
    Abstract: An apparatus for applying force to a workpiece, the apparatus having a frame with spaced first and second side members and a top frame assembly. An anchor is spaced downwardly from the top frame assembly. There is a force generator connected to the frame assembly. The force generator is operative to apply a force to a workpiece connected between and to the force generator and anchor.
    Type: Grant
    Filed: May 8, 2019
    Date of Patent: August 31, 2021
    Inventor: Charles Fayle
  • Endosseous dental implant loading fixture
    Patent number: 9841362
    Abstract: An apparatus for fatigue testing an article includes a base having a platform for receiving an article to be tested, a shaft extending toward said platform for applying a force to said article, a coupling assembly connected to said shaft, said coupling assembly comprising a joint that pivots about an axis, and flex pivots disposed to be aligned with said axis about which said joint pivots.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: December 12, 2017
    Assignee: TA INSTRUMENTS-WATERS L.L.C.
    Inventors: Alan McMullen, Jason Lusk, Troy D. Nickel