Patent ID: 8240531

Claim:
A backpack with an intelligent automatic adjusting inflation aircushion and a pneumatic shock absorber system, comprising: a backpack main body and a combined shoulder strap and back cushion, wherein: a backside of said backpack main body includes a back frame; said combined shoulder strap and back cushion is provided with said adjustable inflation aircushion; a backside of said combined shoulder strap and back cushion is provided with said pneumatic shock absorber system; said pneumatic shock absorber system can be movably connected with said back frame, and includes a bracket and movable cylinders provided on said bracket; said movable cylinders include a cylinder body disposed with a guiding groove, an upper cylinder cover and an air-pouch column provided in the cylinder, said air-pouch column is surrounded by a spring; and said adjustable inflation aircushion of said combined shoulder strap and back cushion is connected to said air-pouch column with a connecting vessel.