Patents by Inventor Alfred Knox Harpole

Alfred Knox Harpole 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).

  • Rackable collapsible stackable unit
    Patent number: 8434631
    Abstract: A rackable, collapsible, and stackable unit including corner posts being foldable inwardly and downwardly, side bars connecting a pair of opposite corner posts, upper end bars connecting a pair of adjacent corner posts, lower end bars connecting the pair of adjacent upright corner posts, a core holder located on the upper end bars for retaining one end of a core, a plurality of hinges, one connected at each joint between each corner post and the side bars, and hinged support braces pivotally and diagonally connected between one of the corner posts and one of the side bars to hold the corner posts in an upright position when the unit is opened and which, in combination with the hinges, makes it possible to fold the corner posts inwardly and downwardly so as to lie substantially flat against the side bars.
    Type: Grant
    Filed: June 20, 2012
    Date of Patent: May 7, 2013
    Inventor: Alfred Knox Harpole
  • RACKABLE COLLAPSIBLE STACKABLE UNIT
    Publication number: 20130001179
    Abstract: A rackable, collapsible, and stackable unit including corner posts being foldable inwardly and downwardly, side bars connecting a pair of opposite corner posts, upper end bars connecting a pair of adjacent corner posts, lower end bars connecting the pair of adjacent upright corner posts, a core holder located on the upper end bars for retaining one end of a core, a plurality of hinges, one connected at each joint between each corner post and the side bars, and hinged support braces pivotally and diagonally connected between one of the corner posts and one of the side bars to hold the corner posts in an upright position when the unit is opened and which, in combination with the hinges, makes it possible to fold the corner posts inwardly and downwardly so as to lie substantially flat against the side bars.
    Type: Application
    Filed: June 20, 2012
    Publication date: January 3, 2013
    Inventor: Alfred Knox HARPOLE
  • Rackable collapsible stackable unit
    Patent number: 8210374
    Abstract: A rackable, collapsible, and stackable unit including corner posts being foldable inwardly and downwardly, side bars connecting a pair of opposite corner posts, upper end bars connecting a pair of adjacent corner posts, lower end bars connecting the pair of adjacent upright corner posts, a core holder located on the upper end bars for retaining one end of a core, a plurality of hinges, one connected at each joint between each corner post and the side bars, and hinged support braces pivotally and diagonally connected between one of the corner posts and one of the side bars to hold the corner posts in an upright position when the unit is opened and which, in combination with the hinges, makes it possible to fold the corner posts inwardly and downwardly so as to lie substantially flat against the side bars.
    Type: Grant
    Filed: December 2, 2004
    Date of Patent: July 3, 2012
    Inventor: Alfred Knox Harpole
  • Rackable Collapsible Stackable Unit
    Publication number: 20080237168
    Abstract: A rackable, collapsible, and stackable unit including corner posts being foldable inwardly and downwardly, side bars connecting a pair of opposite corner posts, upper end bars connecting a pair of adjacent corner posts, lower end bars connecting the pair of adjacent upright corner posts, a core holder located on the upper end bars for retaining one end of a core, a plurality of hinges, one connected at each joint between each corner post and the side bars, and hinged support braces pivotally and diagonally connected between one of the corner posts and one of the side bars to hold the corner posts in an upright position when the unit is opened and which, in combination with the hinges, makes it possible to fold the corner posts inwardly and downwardly so as to lie substantially flat against the side bars.
    Type: Application
    Filed: December 2, 2004
    Publication date: October 2, 2008
    Inventor: Alfred Knox Harpole