Patents by Inventor Thomas E. Kaczynski

Thomas E. Kaczynski 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).

  • Toolholder with expansible shank
    Patent number: 4292866
    Abstract: A toolholder is disclosed having a tool body with an insert seat thereon and an expansible shank capable of being received in the bore of a tool support member. The expansible shank is capable of being rapidly and securely locked into the bore of the tool support member by reciprocally movable means mounted in the tool body for expanding and contracting said shank.
    Type: Grant
    Filed: January 10, 1980
    Date of Patent: October 6, 1981
    Assignee: Kennametal Inc.
    Inventor: Thomas E. Kaczynski