Patent ID: 6203349
Filing Date: 2001-03-20
Classification: H01R

Abstract:
An electrical connector with a locking mechanism, comprising:a cylindrical fitting portion which can be fitted into a cylindrical fitted portion of a counter electrical connector;a cylindrical lock ring which is attached to said fitting portion so as to be rotatable and axially movable;a guide face which is formed on said lock face, which extends in a spiral direction, and to which, when said fitted portion is fitted into said fitted portion, an outward projection disposed on said fitted portion is opposed;a cam face and an engaging face which is continuous with said cam face, said cam face and said engaging face being sectionally formed in said guide face, and, when said lock ring is rotated, being engaged with said outward projection to guide said lock ring toward a lock position in an advancing direction;a spring member which always urges said lock ring toward an initial position in a retracting direction; anda positioning mechanism that is formed by a protruding portion and a recess portion which is to be fitted onto and unfitted from said protruding portion, said protruding portion and said recess portion are respectively formed on said fitting portion and said lock ring, said positioning mechanism restricts a rotation angle of said lock ring at said initial position, and a restricted state of the rotation angle is canceled by a forward movement of said lock ring toward the lock position.