Patents by Inventor Thomas R. Flavin

Thomas R. Flavin 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).

  • Signature machine having an adjustable timing control of the extraction means
    Patent number: 4241907
    Abstract: A signature feeding machine of the type having suction grippers for removing a signature from a hopper. A vacuum is applied to the gripper when grabbing a signature. The gripper transports the signature to a rotating cylinder where the gripper releases it by disapplying the vacuum. The machine is operable in two modes; a run mode and a jog or intermittent mode. An adjustable timing control is provided to time differently the application and disapplication of the vacuum in accordance with the particular mode of operation.
    Type: Grant
    Filed: April 9, 1979
    Date of Patent: December 30, 1980
    Assignee: McCain Manufacturing Corporation
    Inventors: William B. McCain, James F. Cosgrove, John Vente, Thomas R. Flavin
  • Varying the drop of sheets into a hopper
    Patent number: 4180259
    Abstract: Signatures fresh from the printing press are fed in a shingled stream toward and then dropped one by one into a hopper which may feed a gathering chain. The signatures are "broken" (unstuck) by first stacking them edgewise on horizontal support, shingling them in a constant stream by an unusual form of suction feed, bending the shingled stream and thereafter cascading the stream into the hopper.
    Type: Grant
    Filed: March 21, 1978
    Date of Patent: December 25, 1979
    Assignee: McCain Manufacturing Co.
    Inventors: Elmer Bewersdorf, James F. Cosgrove, Thomas R. Flavin, Edward Gallagher, Willam B. Mc Cain, Ronald W. Weller, Lawrence J. Werstler
  • Sheet feeders
    Patent number: 4177982
    Abstract: Signatures fresh from the printing press are fed in a shingled stream toward and then dropped one by one into a hopper which may feed a gathering chain.The signatures are "broken" (unstuck) by first stacking them edgewise on a horizontal support, shingling them in a constant stream by an unusual form of suction feed, bending the shingled stream and thereafter cascading the stream into the hopper.
    Type: Grant
    Filed: February 24, 1977
    Date of Patent: December 11, 1979
    Assignee: McCain Manufacturing Corporation
    Inventors: Elmer Bewersdorf, James F. Cosgrove, Thomas R. Flavin, Edward Gallagher, William B. McCain, Ronald W. Weller, Lawrence J. Werstler
  • Signature machines
    Patent number: 4162066
    Abstract: Signature feeding machine operable in a run mode or jog mode and having means to time differently the application and disapplication of vacuum to an extractor in accordance with the modes.
    Type: Grant
    Filed: June 6, 1977
    Date of Patent: July 24, 1979
    Assignee: McCain Manufacturing Corporation
    Inventors: William B. McCain, James F. Cosgrove, John Vente, Thomas R. Flavin