Patents by Inventor Prabheesh Balakrishnan Kuniyil

Prabheesh Balakrishnan Kuniyil 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).

  • Disk drive tolerance ring with edge rounding from opposite major faces
    Patent number: 9908167
    Abstract: A tolerance ring suitable for use in applications such as an actuator assembly for a disk drive, is disclosed. The tolerance ring may be fabricated by steps including stamping a sheet metal section from a strip of sheet metal that has first and second edges that are parallel to a strip axis. A leading axial edge may be rounded from an inner major face and from an outer major face. A plurality of protrusions may be formed from the first major face. The sheet metal section may be bent into a substantially cylindrical shape having a central axis that is normal to the strip axis.
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: March 6, 2018
    Assignees: Western Digital Technologies, Inc., Intri-Plex Technologies, Inc.
    Inventors: Joshua Parker, Frederic C. Petersen, Shawn P. Couture, Prabheesh Balakrishnan Kuniyil, Bob A. Nykanen
  • METHOD TO FABRICATE A TOLERANCE RING WITH EDGE ROUNDING FROM OPPOSITE MAJOR FACES
    Publication number: 20160354830
    Abstract: A novel method, for fabricating a tolerance ring suitable for use in applications such as an actuator assembly for a disk drive, is disclosed. The tolerance ring may be fabricated by steps including stamping a sheet metal section from a strip of sheet metal that has first and second edges that are parallel to a strip axis. A leading axial edge may be rounded from an inner major face and from an outer major face. A plurality of protrusions may be formed from the first major face. The sheet metal section may be bent into a substantially cylindrical shape having a central axis that is normal to the strip axis.
    Type: Application
    Filed: August 16, 2016
    Publication date: December 8, 2016
    Inventors: Joshua Parker, Frederic C. Petersen, Shawn P. Couture, Prabheesh Balakrishnan Kuniyil, Bob A. Nykanen