Patents by Inventor Sunil J.S. THADDAEUS

Sunil J.S. THADDAEUS 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).

  • Patent number: 8613213
    Abstract: A method of cutting scrap trimmed from a workpiece as well as the stamping die and scrap cutter assembly include a die having a cutting edge. An insert is coupled to the die and is moveable between first and second positions. The insert includes a cutting edge aligned with the die cutting edge when in the first position. A scrap cutter includes a cutting edge aligned with another edge of the insert. A biasing member maintains the insert at the first position during a trimming operation when the cutting edges of the insert and the die trim the scrap from the workpiece. The insert is driven toward the second position when the cutting edge of the scrap cutter cuts the scrap.
    Type: Grant
    Filed: February 11, 2010
    Date of Patent: December 24, 2013
    Assignee: Magna International Inc.
    Inventor: Sunil J. S. Thaddaeus
  • Publication number: 20100199739
    Abstract: A method of cutting scrap trimmed from a workpiece as well as the stamping die and scrap cutter assembly include a die having a cutting edge. An insert is coupled to the die and is moveable between first and second positions. The insert includes a cutting edge aligned with the die cutting edge when in the first position. A scrap cutter includes a cutting edge aligned with another edge of the insert. A biasing member maintains the insert at the first position during a trimming operation when the cutting edges of the insert and the die trim the scrap from the workpiece. The insert is driven toward the second position when the cutting edge of the scrap cutter cuts the scrap.
    Type: Application
    Filed: February 11, 2010
    Publication date: August 12, 2010
    Inventor: Sunil J.S. THADDAEUS