| 简介 |
PROBLEM TO BE SOLVED : To certainly suppress the occurrence of a crack or the like in a resin molded product having a rare earth metal magnet provided therein by insert molding.
SOLUTION : The resin molded product is obtained by providing the rare earth metal magnet in a resin by insert molding and the resin thickness of the thinnest part of the resin in the periphery of the rare earth metal magnet is 1.0 mm or above. In a case that the opening part corresponding to a fixing pin, which fixes the rare earth metal magnet at the time of molding, is formed to the thinnest part of the resin, the shape of the opening part is set to an oval shape or a slot shape.
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