| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a resin molded body having higher strength, and a resin-made gear using the same. <P>SOLUTION: There is provided the resin molded body which is a composite of a resin and a short fiber, wherein the short fiber has protruded portions protruding outward and/or concave portions concaved inward in the radial direction of the fiber on a part of the peripheral surface. The composite of the resin and the short fiber in which the resin is held in a nonwoven fabric formed by entangling the short fibers with each other is preferable. Also, more preferably, the short fiber occupies 5-85 volume% of the resin molded body. In the resin-made gear, the resin molded body is used in its teeth part. <P>COPYRIGHT: (C)2013,JPO&INPIT |
