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RATCHET-TYPE DWELL MECHANISM

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When ratchet wheel 1 rotates clockwise about fixed axis A, wheel 2, having tooth a and being rigidly attached to wheel 1, turns 8-tooth gear 3 about fixed axis B. When ratchet wheel 1 rotates eight revolutions, gear 3 makes one revolution, consisting of eight rotation and eight dwell periods. Pawl 4 turns about fixed axis D and prevents rotation of wheel 1 in the reverse direction.
$2742$RG,D$

Linked items
Documents: Gear mechanisms  [Streambook]
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