US Patent 7837488 Electrical card connector with improved detecting switch

An electrical card connector for receiving a card comprising: an insulative Housing (1) defining a card receiving space (15), and comprising a plurality of side Portions (11, 12, 13); a plurality of contacts (5) received in the housing; and a detecting switch(3) mounted on one of the side portions (13) of the housing, and comprising a first contact (31) and a second contact (32), the second contact forming an engaging portion extending into the receiving space; and the first contact and the second contact being closed after the card being inserted into the receiving space in a vertical direction.