US Patent 7661991 Electrical connector

An electrical connector mating with a mating connector has an insulating housing. The insulating housing defines a ring-shaped insertion recess in a front surface thereof and a mating portion surrounded by the insertion recess. The mating portion has a plurality of insertion holes passing through the insulating housing. A plurality of terminals is received in the insulating housing. The terminal defines a fixing plate. One end of the fixing plate extends frontward to form two spaced apart connection arms. A soldering portion extending from the other end of the fixing plate extends out of the insulating housing. The connection arms and the fixing plate are restricted in a rear of the insertion hole.