Patent ID: 7880102

Claim:
An attachment structure, comprising: a bracket that is arranged around a steering wheel; a rotary connector device that has an engagement portion for being directly and provisionally fixed to the bracket in a provisionally fixed state; and a combination switch, that has one or more guide portions, for being slidably and directly retained to the bracket in the provisionally fixed state, wherein the rotary connector device and the combination switch are completely fastened together with the bracket by a screw member from the provisionally fixed state, wherein the bracket has a first face for attaching the rotary connector device and a second face for attaching the combination switch, the first face being opposite to the second face, wherein the bracket includes a projected wall portion, the projected wall portion is projected from the second face toward the combination switch, wherein the combination switch includes a recessed groove having a shape which corresponds to a shape of the projected wall portion, and wherein one of the one or more guide potions is a protruding portion formed on a top face of the recessed groove, the protruding portion is engaged to an edge portion of the projected wall portion of the bracket.