Patents by Inventor George F. O'Keefe

George F. O'Keefe 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).

  • Crank press blank holder and stripper mechanism
    Patent number: 4274316
    Abstract: A mechanism for use in a multi-station crank press, and the method of operating said mechanism wherein the stripper sleeves at each station are actuated, adjustably, under the control of two cams both to hold the blanks before they are contacted by the punches and to strip the blanks from the punches at selected moment as they are retracting.
    Type: Grant
    Filed: February 6, 1980
    Date of Patent: June 23, 1981
    Assignee: Textron, Inc.
    Inventors: Donald A. Roy, George F. O'Keefe, Carl R. Kutelis
  • Hydraulic and mechanical punch holder adjustment
    Patent number: 4170051
    Abstract: Mechanism for effecting the fine adjustment of punch holders in a header or the like, which mechanism can be actuated from a readily accessible position on the machine, remote from the punch holder, and the mechanism being either entirely mechanical or partially hydraulic; supplemented by an alternative lock-up mechanism for use with punch holder studs for remote release of the holders to permit fine adjustment.
    Type: Grant
    Filed: October 25, 1977
    Date of Patent: October 9, 1979
    Assignee: Textron Inc.
    Inventors: George F. O'Keefe, Donald A. Roy, Erwin B. Byam
  • Multiple station forming press with blank accelerator
    Patent number: 4003237
    Abstract: A multiple station forming press is disclosed for feeding blanks from station to station for successive die forming operations. The transfer mechanism is designed to receive an over-size blank at the first station and to transfer it a greater distance than the actual reciprocating travel of the tranfer bar, by means including an auxiliary carrying block on the transfer bar and drive linkage adapted to move the auxiliary block relatively to the transfer bar.
    Type: Grant
    Filed: October 23, 1975
    Date of Patent: January 18, 1977
    Assignee: Textron, Inc.
    Inventor: George F. O'Keefe