// shaft
solidpen 192 192 192 5
moveto 80 40
lineto 100 40
solidpen 0 0 0 0
moveto 70 40
lineto 60 20
lineto 50 20
moveto 70 40
lineto 50 40
moveto 70 40
lineto 60 60
lineto 50 60
ellipse 55 25 85 55
textcenter 70 40 M/G
// dc ac
rectangle -10 0 50 100
moveto 50 0 
lineto -10 100
label 15 20 DC
label 35 80 AC
// uP
//roundrect 52 70 80 90 3 3
//label 66 80 μP
solidpen 255 0 0 0
moveto 100 80
lineto 50 80
lineto 60 83
moveto 50 80
lineto 60 77
label 75 90 Torque