CONNECTOR UNIT COMPRISING A SECOND CONNECTOR INCLUDING A SPACER FOR LOCKING A SECOND TERMINAL

摘要

To provide a connector unit able to prevent a terminal from falling out of a connector housing by securing a lock of the terminal with a spacer. A first connector housing 12 of a first connector 1 includes a fitting concave 14 having an inner wall portion 16 extended in a fitting direction X and formed in substantially a circular shape, and the inner wall portion 16 has a first step portion 17 extended perpendicular to the fitting direction X and projected inward. A second connector housing 22 of a second connector 2 includes a fitting convex 24A having an outer wall portion 26 extended in the fitting direction X and formed in substantially a columnar shape, and the outer wall portion 26 has a second step portion 27 indented inward corresponding to the first step portion 17. A spacer 23 is projected from at least two positions of a part of the outer wall portion 26 and the second step portion 27 in a temporary locking position, and is sunken in the outer wall portion 26 or arranged in the same plane as the outer wall portion 26 in a regular locking position.