SHAPE FOR CENTER PART OF RESIN FAN

摘要

The purpose of the present invention is to provide: a shape for the center part of a resin fan, the shape never causing cracks or the like in the center part during use even if the resin fan is formed while a pouring opening (gate)(G) for forming is provided at a position corresponding to the center part; and a resin fan having such a shape for the center part of a resin fan. A shape for the center part of a resin fan formed while an opening, into which a resin is poured when forming the resin fan, is provided at one or more locations in the center part of the resin fan is configured in such a manner that a reinforcement rib is provided radially at the center part at a position opposite the center axis of the resin fan from the resin pouring opening.