MOBILE-SPINDLE LOCK MECHANISM

摘要

The invention concerns a lock mechanism (1) for electrical appliance for protecting lines and people of the circuit breaker type comprising at least one mobile contact (4) designed to co-operate with one or more fixed contacts (12), said mechanism (1) being mobile between a locked position for closing and an unlocked position for opening the line(s) controlled by the electrical appliance, an operating member (2) of which enabling a change of position of the mechanism (1) to be controlled and corresponding to any unlocking caused by the occurrence on at least one line of electrical conditions incompatible with the maintenance of its closure, said operating member (2) being connected via a link rod (3) to said lock mechanism (1).