For the following two links

Mark each link as L$1,$ L$2...$

Mark each full joint with a j$1,$ j$2....$

Mark each $\frac{1}{2}$ joint with a k$1,$ k$2...$

And determine the mobility and whether the device is a mechanism, structure or preload.

Number of links:

Number of Full Joints:

Number of Half Joints:

Mobility