Cam 1 rotates about fixed axis A and is designed as slanted washer a-a. Follower 2 oscillates about fixed axis B and carries rollers 3 which rotate freely about axis C-C of follower 2 and roll along cam surface a-a. Axes A, B and C-C intersect at common point 0. Rollers 3 are held in contact with cam surface a-a by a spring (not shown).
$3049$SmC,3L$