Patent ID: 8277235

Claim:
A motherboard selectively mounting a first board and a second board thereon, comprising: a first socket including a first housing and a first latch; the first housing including a first side plate and a second side plate parallel to the first side plate; the first and second side plates together defining a first elongated slot therebetween for reception of the first board and an enlarged end opening at one end of the first slot; and the first latch including a first axle, a first body and a first fastening portion; the first axle received in the end opening of the first housing and pivotably coupled to the first housing; the first body having one end joined to the first axle and the other end to the first fastening portion; the lateral width of the first body of the first latch in a direction along the width of the first side plate is smaller than that of the end opening of the first housing in the direction; and the first fastening portion constructed for engagement with the first board; and a second socket including a second housing and a second latch; the second housing including a third side plate and a fourth side plate parallel to the third side plate; the third and fourth side plates together defining a second elongated slot therebetween for reception of the second board and an enlarged end opening at one end of the second slot; and the second latch including a second axle, a second body and a second fastening portion; the second axle received in the end opening of the second housing and pivotably coupled to the second housing; the second body having one end joined to the second axle and the other end to the second fastening portion; the lateral width of the second body of the second latch in a direction along the width of the third side plate is smaller than that of the end opening of the second housing in the direction; and the second fastening portion constructed for engagement with the second board; wherein the first socket and the second socket are arranged end to end; the first body of the first latch of the first socket is aligned with a space of the end opening of the second housing defined among the second axle, the second body and an end portion of the third side plate of the second socket; and the second body of the second latch of the second socket is aligned with a space of the end opening of the first housing defined among the first axle, the first body and an end portion of the second side plate of the first socket.