Patent ID: 7152771

Claim:
A device for adjusting the carrying position of a rucksack of the type comprising a rucksack back on which a carrying harness is positioned, said device comprising: two positional adjustment and control means established with the aid of remote manual controls that are autonomous in relation to one another and allow the position of the rucksack back to be adjusted in relation to the carrying harness, the first means enabling the rucksack back to be raised in relation to the harness, and the second means enabling the rucksack back to be lowered in relation to the harness, in order to adapt the dimensions of the rucksack back to the back of the wearer and to modify the bearing zones while walking so as to limit and reduce any possible injuries, wherein the rucksack back accommodates an endless belt arranged in its central longitudinal plane, said belt being secured by a strand to the carrying harness and allowing the relative displacement of the rucksack back in relation to the harness by at least one of the positional adjustment and control means, and wherein a locking mechanism urged by the second control means acts and allows the endless belt to be positionally immobilized or released according to the desired displacement phases.