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LEVER-RATCHET MECHANISM |
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Ansicht vergrößern
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Beschreibung
Pawl 2 turns about axis A on lever 1. Ratchet wheel 3 rotates independently of lever 1 about fixed axis B. When lever 1 is turned about axis B, pawl 2 engages the teeth of and turns ratchet wheel 3. The pawl is disengaged by turning handle a about axis A toward lever 1. |
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