Patents by Inventor Thomas Bernadic

Thomas Bernadic 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).

  • Polygonal cutting insert
    Patent number: 4856942
    Abstract: A polygonal indexable cutting insert for cutting aluminum metal comprises rounded cutting corners with adjacent side surfaces joined at an angle of from about 33 to about 35 degress. Grooved recesses extending along each cutting edge have a particular geometry which includes a shallow descending surface followed by a steeply descending surface leading to the bottom of the grooved recess. An ascending surface directs the chip upwardly toward the top face and away from the insert and the cutting edge.
    Type: Grant
    Filed: July 19, 1988
    Date of Patent: August 15, 1989
    Assignee: GTE Valenite Corporation
    Inventors: Thomas Bernadic, John Patterson, Tony Lowe
  • Scalloped threader cutting insert
    Patent number: 4854785
    Abstract: In a thread-cutting insert of the type having a plurality of teeth, each of the respective teeth of the insert includes a pair of scallops which intersect closely adjacent to the forward cutting edge of each tooth to form a ridge which tends to split a chip.
    Type: Grant
    Filed: August 17, 1987
    Date of Patent: August 8, 1989
    Assignee: GTE Valenite Corporation
    Inventors: Tony Lowe, Thomas Bernadic