Cylinder cam 1 rotates about fixed axis A-A and has continuous profiled groove b. Follower 2 oscillates about fixed axis B and carries roller 6 which rolls and slides along groove b. Link 3 can be adjusted along slot a of follower 2 and clamped in the required position, thereby varying the length B͞C of the arm of follower 2. Link 3 carries roller 4 which rolls along slot d of slide 5. Slide 5 reciprocates in fixed guides D-D and its stroke can be varied from x_min to x_max by adjusting link 3 in follower 2.
$3234$CmL,LL$