Patent ID: 7561440

Claim:
An expansion card retention assembly, the retention assembly comprising: an expansion frame having an expansion seat, the expansion seat being configured for receiving an expansion card therein; and a latching device positioned adjacent to one end portion of the expansion frame, the latching device including: a mounted member fixed relatively to the expansion frame; a locking member being operable to rotate away from the mounted member, so as to abut against an expansion card bracket of the expansion card toward the expansion seat of the expansion frame; and a torsion spring mounted between the mounted member and the locking member to bias the locking member away from the mounted member; wherein the locking member comprises a main board having a first cylindrical sleeve, the mounted member comprises a main panel having a second cylindrical sleeve, the latching device further comprises a hinge having a shaft, the shaft passes through the first and second sleeves, and the torsion spring to pivotably connect the locking member and the mounted member.