| 摘要 |
<p>A miniature circuit breaker having a fixed contact (19), a movable contact (27) movable between an operative position in which it engages the fixed contact (19) and a rest position in which it is spaced from the fixed contact (19), latch means (32, 33, 42) for latching the moving contact (27) in its operative position, and a solenoid (16) operable to trip said latch means to release said movable contact (27) for movement towards its rest position; said solenoid (16) when operated, assisting the movement of said movable contact (27) from its operative position in addition to tripping said latch means.</p> |
