| 摘要 |
A crank handle apparatus for a draw-out circuit breaker is disclosed. In at least one embodiment, the crank handle apparatus includes a crank, a locating piece, a button, a locking plate provided with a projecting part, and a retractable connecting link. A taken-in locking slot and a draw-out locking slot are provided in both ends of the crank. The locating piece includes a drawing gear which is wedged into the taken-in locking slot and the drawn-out locking slot respectively, and a locating slope which is connected with a locating spring apparatus. A button slope is provided in the button. A first resetting spring apparatus is provided in the button slope. A slope part of the button slope and a slope part of the locating slope are opposite and are in contact with each other. The projecting part is suppressed against or departed from the locating piece when the locking plate is moved.
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