| 摘要 |
Electric circuit breaker with removable protective mask comprises from a mechanism to couple or interrupt a connetion (1) of circular shape with openings in a wall (6) wherein are connected nippers (5) of the protective mask (2) or nippers (7) of the protective cover (3). External part of the mechanism (1) with a movable part (13) is fixed by a screw (15) to a plate (10) and from internal part of the mechanism (1) with openings (14) is fixed by grippers (12) with a screw (11) to the supports (16). Protective mask (2) from its external side has an opening (4) of the circular shape while from exterior sides it may be of different form, the same circular shape is for the protective cover (3) and the nippers (7) closed by a side (9) and a side (8) prevent damage to the mechanism (1). |
