| 摘要 |
<P>PROBLEM TO BE SOLVED: To sufficiently enhance entire strength and rigidity of a fan case 1 by suppressing occurrence of meander of wrinkles or fibers on flanges 9, 13. <P>SOLUTION: A case body 7 has a plurality of textile layers 19 including textile 17 comprising reinforced fibers from the inside to the inside of a front flange 9 and the inside of a rear flange 13. The case body 7 has a plurality of roving layers 27 including roving 25 comprising the reinforced fibers of ±0 to 10 degrees of an inclination angle (β) in addition to the plurality of the textile layers 19 in only the inside. <P>COPYRIGHT: (C)2013,JPO&INPIT |
