The ratchet was used in the blacksmith's workshop to turn tools for drilling or turning. It consisted of a lever with a shaft fitted with a gear wheel, which was operated to transfer motion to a tool that was engaged in it.
A kind of lever to which a shaft fitted with a gear wheel is attached at the fulcrum, which is locked by a flexible pawl attached to the lever, imparting motion to the contraption engaged in it, while it can turn in neutral, in the opposite direction
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