embodiment a connector generally designated 49 includes an insulative housing generally designated 50 and a sliding actuator generally designated 51 which together define a central card receiving slot 52 housing 50 includes a first plurality of flexible contact springs of a first type not shown with contact sections which extend flexibly into slot 52 and a second plurality of contact springs of a second type not shown with contact sections which extend adjacent to slot 52 but which are displaced from this slot for example these contact springs of a first type may be shaped as lower row contact springs 9 while these contact springs of a second type may be shaped as upper row contact springs 7 both of which have been discussed in reference to fig1 and 2 sliding actuator 51 includes internal surfaces which move the contact springs of the second type into the card receiving slot 52 for example it may include internal inclined surfaces like inclined surfaces 17 which have also been described in reference of fig1 and 2 actuator 51 is mounted to slide on insulative housing 50 between an upper position in which contact springs of the second type are not engaged with slot 52 and a lower position in which these springs are moved for engagement within this slot this connector 49 also includes a sliding framework for moving sliding actuator 51 which consists of a pair of slotted brackets generally designated 53 fastened together by screws 54 and 55 through clearance holes 56 and threaded holes 57 this framework is moved axially by lever 58 which is pivotably mounted on hole.