Patent ID: 7056159

Claim:
A connector comprising: a connector housing; a cavity provided in the connector housing and capable of inserting a terminal metal piece from a rear side; and a retainer mounting hole formed on the connector housing and opens the cavity to an outer side; a retainer mounted movably to the retainer mounting hole for movement in a moving direction that is skewed to a direction of inserting and withdrawing the terminal metal piece between a partial locking position permitting insertion and withdrawal of the terminal metal piece and a full locking position for locking the terminal metal piece and a gap is opened between a front edge of the retainer and a front edge of the retainer mounting hole at the partial locking position; and wherein at least either one of the retainer and the connector housing is provided with a restricting portion projecting in a direction skewed to the moving direction of the retainer and on a side of the gap, the restricting portion projecting sufficiently to restrict a foreign object from penetrating through the gap and into the cavity when the retainer is at the partial locking position.