Patent attributes
A connector having a connector housing, the connector includes a columnar terminal accommodating portion that is provided with a terminal accommodating chamber accommodating terminals therein and a hood portion that surrounds an outer circumferential surface of the terminal accommodating portion to have a gap between the hood portion and the outer circumferential surface so that a fitting tube of a mating connector is fitted into the gap, and is formed with a retainer insertion opening serving as an insertion port of a retainer locking the terminals in the terminal accommodating chamber. In the connector, the retainer insertion opening has an opening inner-edge surface facings in a fitting direction toward the mating connector, and the opening inner-edge surface is recessed in a direction opposite to the fitting direction and a center part of the opening inner-edge surface is most recessed.
