Patent ID: 7946875

Claim:
A card edge connector for use with an electronic card, comprising: an elongated housing having a pair of opposited side walls, a central slot between the side walls and a holding portion at one end thereof; a plurality of terminals retained in the housing and protruding into the central slot for mating with the electronic card; and a retainer movably retained in the holding portion, the retainer having a body portion and a latch projection protruding inwardly from the body portion for locking the electronic card; wherein the holding portion includes a first wall extending outwardly along a length direction, a cavity passing through the first wall along a width direction perpendicular to the length direction, the first wall is aligned with one of the side walls, the body portion of the retainer is received in the cavity; wherein the first wall has an upper wall, a bottom wall opposited to the upper wall, a left wall, and a right wall connected to each other to form the cavity thereamong, the left wall directly connects with the one of the side walls, the right wall is located at outside of the left wall along the length direction; wherein the upper wall and the bottom wall each defines a leading hole, the leading hole of the upper wall is opposited to the leading hole of the bottom wall along a vertical direction, the body portion defines a pair of upper positioning posts protruding upwardly into the leading hole of the upper wall, and a pair of lower positioning posts protruding downwardly into the leading hole of the bottom wall, the positioning posts are movable in the leading holes along the length direction so as to prevent the retainer from being separated from the holding portion; and wherein the left wall defines a flexible locking arm protruding toward the right wall from an inner surface of the cavity, a gap formed between the flexible locking arm and an outer surface of the electronic card, the flexible locking arm has a first locking block and a first V-shape locking slot formed therebetween, the body defines a second locking block locking into the first locking slot for preventing the retainer from moving while the retainer being in a close position.