| 摘要 |
PROBLEM TO BE SOLVED: To provide a flexible printed wiring board that has considerably reduced manufacturing cost and can be bent at a small curvature radius. SOLUTION: The flexible printed wiring board 20 having a bent portion 21 repeatedly bent at an intermediate portion includes an insulating base 41, a first conductive layer 42 laminated on one side of the base and made of an electrolytic copper foil, and a second conductive layer 43 laminated on the other side of the base and formed of a rolled copper foil, wherein the bent portion is formed by removing the first conductive layer. COPYRIGHT: (C)2011,JPO&INPIT |
