Patents by Inventor J.G. Agop Apkarian

J.G. Agop Apkarian 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).

  • Drill assembly and method to reduce drill bit plunge
    Patent number: 8511945
    Abstract: A drill assembly and method for reducing plunge of a drill bit upon breaking through a workpiece. The drill assembly contains a motor to advance and retract the drill bit, the motor is controlled by a control unit in a feedback loop to achieve a desired stiffness. The control unit determines when the drill bit breaks through the workpiece and stops or retracts the movement of the drill bit.
    Type: Grant
    Filed: March 30, 2009
    Date of Patent: August 20, 2013
    Assignee: Quanser Consulting Inc.
    Inventors: J. G. Agop Apkarian, Paul Karam, Don Gardner
  • DRILL ASSEMBLY AND METHOD TO REDUCE DRILL BIT PLUNGE
    Publication number: 20090245956
    Abstract: A drill assembly and method for reducing plunge of a drill bit upon breaking through a workpiece. The drill assembly contains a motor to advance and retract the drill bit, the motor is controlled by a control unit in a feedback loop to achieve a desired stiffness. The control unit determines when the drill bit breaks through the workpiece and stops or retracts the movement of the drill bit.
    Type: Application
    Filed: March 30, 2009
    Publication date: October 1, 2009
    Inventors: J.G. Agop Apkarian, Paul Karam, Don Gardner