Patents Assigned to Ling Dynamic Systems, Inc.
  • Vibration testing apparatus and a method of vibration testing
    Patent number: 7051593
    Abstract: In order to provide a vibration testing apparatus which can have a large diameter without introducing undesirable rigid vibration modes, the vibration testing apparatus 1 comprises a support 2, at least one electromagnetic vibration generator 12 mounted on the support, the mounting comprising an annular body 5 and a head expander 10, the annular body being supported by bearings located around the periphery of the annular body 5.
    Type: Grant
    Filed: May 21, 2004
    Date of Patent: May 30, 2006
    Assignee: Ling Dynamic Systems, Inc.
    Inventor: Mathew David Fletcher