Images (click to enlarge):

Schematic of the electricity-generating suspended-load backpack.

The compass-gait model of walking where the body vaults over a straightened leg, raising the torso and backpack 5-7 cm.

Skeletal model of a man walking with the suspended-load backpack.

Depiction of the relative load position for the suspended-load backpack during walking. (Illustration by E. Goldman.)

Videos:

Walking with the suspended-load backpack compared to walking with a normal (i.e., locked) backpack.