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Multi-profile cam

Left mechanism:

Blue cam contains various profiles. Its follower has some identical pins. This design helps reduce cam dimension and avoid cam- follower contact near to the cam center.

Geometric closure by pins causes a considerable backlash. Right mechanism is shown for comparison purpose.

Red cam has continuous profile of Archimedean curves. Its dimenssion is to be large to reduce presure angle at cam-follower contact points near to the cam center.

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