Patent attributes
An electrical connection device including a support and an electrically conductive terminal lug, wherein the support includes a first face, with channels projecting from a second face opposite from the first face and defining between them a housing; the terminal lug includes a base for placing in the housing and a shank fastened coaxially to the base, the base including a first face from which the shank extends and a second face opposite from the first face for coming to bear against the second face of the support; the terminal lug including a locking ring having the shank passing through its center and movable in rotation relative to the shank, the ring including ramps extending from the outer periphery of the ring, the ramps co-operating with the channels.