Lab mechanical engineering

You can use springs, compressed air, or any other mechanism of your choice.
Deliverables:
CAD design-Solid Models (5 points) , Detailed BOM (5 points)
Report with design calculations (3-4 pages)- including FBD, equations and Analysis (10 points)
References:
1. https://newatlas.com/passive-exoskeleton-transfers-pack-weight/38895/
2. https://www.google.com/patents/US201202923613. http://money.cnn.com/2017/05/15/technology/lowes-exosuit/index.html
4. http://bleex.me.berkeley.edu/research/exoskeleton/…