Patents by Inventor Raymond Zweekly

Raymond Zweekly 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).

  • Chip control insert
    Patent number: 4626140
    Abstract: Circular chip control insert including a plurality of peripheral arcuate scallops having adjacent intersections terminating in points at the cutting edge of the insert providing a wedge effect in dividing and breaking chips.
    Type: Grant
    Filed: October 7, 1985
    Date of Patent: December 2, 1986
    Assignee: GTE Valeron Corporation
    Inventors: Raymond Zweekly, Tony M. Lowe
  • Circular chip control insert
    Patent number: 4606678
    Abstract: A circular chip breaking insert having a plurality of overlapping peripheral conical depressions extending to the cutting edge including secondary conical depressions formed at the overlapping areas of the primary depressions.
    Type: Grant
    Filed: April 22, 1985
    Date of Patent: August 19, 1986
    Assignee: GTE Valeron Corporation
    Inventor: Raymond Zweekly
  • Metalcutting insert for roughing and finishing
    Patent number: 4335984
    Abstract: A chipbreaking insert for metalcutting is useful for breaking chips over a wide range of speeds and feeds. In light cuts, the chips are broken by a finishing depression adjacent to the cutting corner. In deeper but still moderate cuts, the chips and broken by a chipbreaking groove which is parallel to the cutting edge. In heavy cuts, the chips are corrugated and deflected away from the workpiece by a series of cylindrical chip deflecting grooves spaced along the cutting edge.
    Type: Grant
    Filed: November 5, 1980
    Date of Patent: June 22, 1982
    Inventor: Raymond Zweekly