Patents by Inventor Frank W. Torbeck

Frank W. Torbeck 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).

  • Bonding structure for manifold assemblies
    Patent number: 4248457
    Abstract: This invention relates to the art of manifolding and collating and is more particularly directed to an improved arrangement for adhesively securing together a plurality of superimposed sheets.
    Type: Grant
    Filed: November 24, 1978
    Date of Patent: February 3, 1981
    Inventor: Frank W. Torbeck
  • Container closure with tuck-under tab
    Patent number: 3951332
    Abstract: A closure structure for containers, especially corrugated cases and boxes, wherein one outer closure flap is provided with a bodily reduced tab projected from its longitudinally extending edge portion, said tab being adapted to underlie the edge portion of a second outer closure flapin container closed position, whereby a single bond line of hot melt adhesive applied to the outer surfaces of the tab and aligned portions of the inner closure flaps serves when the second flap is pressed to closed position to secure together the outer and inner closure flaps.Another aspect of the closure comprises crushing the tab on the one closure flap and the longitudinally extending edge portion of the second closure flap to provide square stacking with other cases having like closure structures.
    Type: Grant
    Filed: July 22, 1974
    Date of Patent: April 20, 1976
    Inventor: Frank W. Torbeck