The Cam Levers Levers 2(Trebuchet) Linkages Linkages 2 Linkages 3 Linkages 4 Ratchets Ratchets 2 Crank Slider Gear Gear 2 Geneva Stop Oscillation Escapement Straight Line... ...Cardan Gear Rotary / Reciprocal Stirling Engine
As used in the models Mexican Peck and Which Came First? the cam is used to convert rotary motion to reciprocal motion (backwards and forwards motion)
