US Patent 10090608 Electrical connection system having a terminal with contact ridges

An electrical connection system having a male terminal and female terminal configured to receive the male terminal. The female terminal has a resilient contact defining a ridge extending vertically from a top surface of the resilient contact and extends longitudinally along the resilient contact. The ridge is configured to provide a contact point between the female terminal and the male terminal. A leading edge of the ridge forms a ramp having an angle that is greater than 0 degrees and less than or equal to 30 degrees relative to the top surface of the resilient contact.