US Patent 7351079 Card connector

Card connector having pull-out structure such that inserted card of any form can be smoothly pulled out. The card connector includes base frame; connector body; shutter member; rotary arm whose one end is in the central position of shutter member and whose other end is positioned at side frame of base frame; and eject structure that applies pushing force to the other end of rotary arm in the direction of connector body, when the card is pulled out, and provides force in the direction of pulling out card via shutter member in central position of the shutter member by the one end of the rotary arm.