Patent 6843398 was granted and assigned to LG on January, 2005 by the United States Patent and Trademark Office.
A knapsack or rucksack for providing leaning support for a wearer. The inventive rucksack or knapsack includes a back-wall and a bottom-wall formed of a rigid frame of a generally L-shape wherein a first leg of the frame supports the back-wall and a second leg supports the bottom-wall. The L-shape frame allows a user to lean against the back-wall of the rucksack or knapsack when the bottom-wall is on a support surface such as a floor.