Patents by Inventor K.N. Prabakar

K.N. Prabakar 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).

  • DRAW PUNCH AND METHOD OF MAKING DIFFERENT SHAPED CUTOUTS
    Publication number: 20130061728
    Abstract: A draw punch assembly for making one or more desired cutouts in a work piece is disclosed. The draw punch assembly includes a draw punch with a peripheral cutting edge on an outer surface and a bending edge on an inner surface, and a die with a shaped cavity for receiving a slug, where the slug is a cutout portion of the work piece. The die and the draw punch maintain a pre-defined clearance with respect to each other during operation.
    Type: Application
    Filed: May 25, 2011
    Publication date: March 14, 2013
    Inventor: K.N. Prabakar