US Patent 7651344 Power connector carrying larger current

A power connector comprises an insulative housing (1), a first and a second conductive terminals (3, 4) arranged in the housing, each terminal comprising a main body (31, 41), a plurality of resilient contact arms (32, 42) extending forwardly from the main body. The resilient contact arms (32, 42) of the first and the second conductive terminals respectively form an outer circle and an inner circle, and the conductive terminals (3, 4) are made of metal plate with electrical conductivity higher than 30% IACS.