Electronic card-ejectable card connector

An electronic card-ejectable card connector comprising:

• a base frame having a concave portion extending longitudinally and positioned in proximity of a lateral side thereof;
• a cover shell covered on said base frame and defining therebetween a receiving space having at least two different sized chambers therein, an exit at a front end thereof for inserting at least two kinds of electronic cards thereinto and a butt at a rear end thereof, said cover shell having a top plate, a slot positioned at said top plate, an elastic piece bent downwards from said slot, and at least one lateral wall bent downwards from at least one side thereof and having a through hole;
• two units of contact pins mounted on said base frame and inside said receiving space;
• and
• a card ejecting device having an elongated guide member, a positioning bar, and a biasing member, said guide member being movably mounted inside said concave portion of said base frame for traversing longitudinally in a predetermined section, said guide member having a guide recess at a top side thereof, a crooked portion extending transversally from a rear end thereof towards inside of said base frame, and a tip portion at a front end thereof, said guide recess defining a circuit having a first stop point and a second stop point, said guide recess having a variety of elevations so as to cause non-return, said positioning bar having a body portion held downwards by said elastic piece of said cover shell, a crank portion at a rear end thereof, and a hooked portion extending downwards from a front end thereof, said crank portion pivotally engaging said through hole of said lateral wall of said base frame for pivoting randomly by a strength, said hooked portion being slidably engaged in said guide recess, said biasing member having two ends respectively connected with said base frame and said guide member and providing rebounding resilience to bring said guide member forwards back while said guide member is pushed backwards.