How many degrees of freedom does the linkage in Figure 1.44 have? Is it a mechanism, a structure, or a preloaded structure? Sketch the figure and indicate an appropriate set of coordinates to specify...

How many degrees of freedom does the linkage in Figure 1.44 have? Is it a mechanism, a structure, or a preloaded structure? Sketch the figure and indicate an appropriate set of coordinates to specify completely the configuration of the linkage.

Figure 1.44