Patent ID: 9490550
Filing Date: 2016-11-08
CPC Classification: H01R

Claim Text:
1. An aluminum-based terminal fitting comprising: a conductor connecting portion for connection to a conductor of an electric wire, and an electric connecting portion that is provided to extend from the conductor connecting portion and is electrically connected to a separate connection object, the aluminum-based terminal fitting having a composition that consists of a base material that is of aluminum or an aluminum alloy, and a Sn layer directly formed on the base material, the Sn layer provided on at least a contact region of the electric connecting portion; the Sn layer comprising an immersion-plated layer having a thickness of 0.05 μm to 0.3 μm carried directly by the base material, and an electroplated layer having a thickness of 0.25 μm to 1.7 μm carried directly by the immersion-plated layer.