crank
connecting rod
crank pin
cross-head
belt, rope and chain drives
gears, cams
ball and roller bearings
all of the above
gyroscope
pantograph
valve and valve gears
piston, piston-rod and cross head
piston, and piston rod
piston rod and cross head
piston, crank pin and crank shaft
sliding and turning pairs
sliding and rotary pairs
turning and rotary pairs
sliding pairs only