source:http://patents.globalspec.com/partnerContent/PatentDetail?docId=17002387027&SrchItem=5&frmqry=battery%20connector&kqid=89554271&show=patents

A battery connector includes a conductive base having two receiving portions separated by a longitudinal split for receiving electrical cables in holes thereon and a smoothly arched mounting portion connected between the receiving portions at one end, and a screw bolt inserted through a transverse through hole on one receiving portion and threaded into a transverse screw hole on the other receiving portion to fasten up the receiving portion, so as to secure the smoothly arched mounting portion to a terminal of a battery.