| 摘要 |
<p>The essence of this invention is as follows: the circuit breaker comprises a contact system placed in a body, consisting of two half bodies fastened with top and bottom rivets forming the body base and protruding turrets, possessing front, top, bottom, side and back walls, a command push button located in a rectangular window embodied in the front wall of a turret and clamping contacts, the top and bottom walls of the base and the front walls of the base and the turret are embodied smoothly convex with the base is expanding between the top and the bottom walls towards the turret. Therewith, the body strength is increased, the useful internal volume is enlarged, the reliability is increased, the high assemblage manufacturability is provided for and the heat dissipation surface is enlarged.</p> |
