| 主权项 |
1. An instant trip device of a circuit breaker, the instant trip device comprises:
a magnet configured to generate a magnetic absorbing force with power applied thereto; a supporter disposed at a side opposite to the magnet; an amateur is provided between the magnet and the supporter, and including a rotation center portion and a rotating part is disposed to be rotatable with respect to the rotation center portion; and an amateur spring configured to apply an elastic force in a direction where the rotating part of the amateur becomes farther away from the magnet, wherein, a groove of which one side is opened is formed at the supporter to support the rotation center portion of the amateur, a boss is formed at the rotation center portion of the amateur to be inserted into the groove, and the amateur spring is an extension spring in which one end of the amateur spring is supported by a first hanger included in the supporter, and the other end is supported by a second hanger included in the rotating part of the amateur. |
