Patent ID: 8439360

Claim:
A roulette game device comprising: a roulette wheel including a plurality of pockets that are formed to be continuous in a circumferential direction and can hold a ball; an inclined face formed so as to extend from the plurality of pockets to an outer circumferential direction; a guide circle provided at an outer circumference of the inclined face; and a plurality of wheel pins of elongated shape in a planar view, provided to be freely detachable onto the inclined face, wherein the wheel pin includes: a threaded hole formed substantially at a center of the wheel pin; and an insertion pin formed at an end side of a longitudinal direction in the wheel pin, wherein the inclined face includes: through holes formed in a circumferential direction of the inclined face having a quantity the same as a number of the wheel pins; and a concave portion formed at a position spaced apart from the through hole by a distance the same as a distance between the threaded hole and the insertion pin, and into which the insertion pin is inserted, and wherein the wheel pin is tightened to the threaded hole by way of a screw inserted from a back face side of the inclined face via the through hole to be freely detachable.