Design
No 2 :
Expandable sphere : this model is also based on Mr Hoberman's expandable
sphere. It is a simplified variation's of design No 1.
Design No 3:
Square in plan and patterning, this model comes with the deployable
covering which can fold or unfold just like a flower. The covering is
based on the work of professor Sergio Pellegrino of the Cambridge
university.
