Mechanisms — notched wheel

Recent Blogs

Chain and Pulley (form 3) diagram
Chain and Pulley (Form 3): Inward-toothed Chain, Notched Wheel and Reference Calculations

Posted by Robbie Dickson on

Explore an inward-toothed chain engaging a notched wheel. Compare static force under an equal-contact assumption and a measured pitch difference against an entered tolerance.
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Single-tooth Driving Wheel and Notched Wheel diagram
Single-tooth Driving Wheel and Notched Wheel: How This Intermittent Indexing Mechanism Works

Posted by Robbie Dickson on

How a single-tooth driving wheel and notched wheel produce 1-step-per-revolution intermittent motion for counters, score reels, and dispensers — with formulas and worked examples.
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Stop Roller Motion diagram
Stop Roller Motion: Heart-slot Mechanism and Cycle Travel

Posted by Robbie Dickson on

Explore Hiscox movement 967, with its heart slot, roller stud and pawl. Calculate completed-cycle angular travel; phase timing is illustrative.
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