Planar double chain linkages 51
Table 3.1 Five pair double chain assemblies
Cases
Mobility
5 intersecting pairs
Yes
4 intersecting + 1 non-intersecting pairs
No
3 intersecting + 2 non-intersecting pairs
Yes
2 intersecting +1 non-intersecting + 1 intersecting +
1 non-intersecting pairs
Yes
2 intersecting + 3 non-intersecting pairs
No
1 intersecting + 4 non-intersecting pairs
Yes
1 intersecting + 1 non-intersecting + 1 intersecting +
2 non-intersecting pairs
No
5 non-intersecting pairs
No
Figure 3.16 Motion sequence of a double chain made of three intersecting pairs.