3 Planar double chain linkages
3.1 Scissor- like elements and their assemblies
Many readers were attracted to deployable structures by a toy known as
the Hoberman sphere, Figure 3.1(a). The toy is a one- degree-of- freedom
mechanism which resembles a sphere but is capable of expanding up to a
Figure 3.1 (a) Expansion sequence of the Hoberman sphere and (b) its structural
detail.
(a)
(b)
3.1 Scissor- like elements and their assemblies
Many readers were attracted to deployable structures by a toy known as
the Hoberman sphere, Figure 3.1(a). The toy is a one- degree-of- freedom
mechanism which resembles a sphere but is capable of expanding up to a
Figure 3.1 (a) Expansion sequence of the Hoberman sphere and (b) its structural
detail.
(a)
(b)