Patent ID: 7364466

Claim:
A memory card connector comprising an electrically insulative casing, said electrically insulative casing having a bottom wall, two sidewalls at two opposite lateral sides of said bottom wall, and an insertion chamber defined between said sidewalls above said bottom wall, a top cover covering said electrically insulative casing, and multiple pin sets mounted inside said insertion chamber for the contact of different memory cards and an adapter card selectively, said multiple pin sets comprising a set of first pins arranged in parallel on the bottom wall inside said insertion chamber at a front side, a set of second pins arranged in parallel on the bottom wall inside said insertion chamber at a rear side, and a set of third pins arranged in parallel on the bottom wall inside said insertion chamber between said set of first pins and said set of second pins, wherein: said electrically insulative casing has an elongated slot cut through said bottom wall and axially extending in direction from a front side of said insertion chamber toward a rear side of said insertion chamber, and a spring arm formed integral with said bottom wall and suspending said elongated slot, said spring arm having a fixed end connected to one end of said elongated slot, a free end suspended in said elongated slot and terminating in a protruding block, and a retaining notch spaced between said fixed end and said free end at one lateral side; said set of first pins include a power pin disposed at one side, said power pin having a contact portion engaged into said retaining notch of said spring arm for allowing said power pin to be moved downwardly with said spring arm upon insertion of a memory card or adapter card that is adapted to contact one of said set of second pins and said set of third pins, preventing accidental contact of the metal shell of the inserted memory card or adapter card with said power pin accidentally.