US Patent 10193258 Two piece clean body female electric terminal

A female electrical terminal includes a contact piece and a spring piece. The contact piece includes contact arms that extend from a contact base on opposite sides of a terminal axis in an insertion direction to respective arm ends. The contact piece also includes at least one contact latch. The spring piece includes spring arms that extend from a spring base on opposite sides of the terminal axis. The spring arms bias the contact arms toward the terminal axis. The spring piece also includes at least one engagement tab that extends from the spring base. The engagement tab includes a spring latch that is engaged with the contact latch to prevent movement of the spring piece relative to the contact piece in the insertion direction.