| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a joining method of a resin member which can achieve stable joining, even in a case there is a gap between the resin members to be joined together. <P>SOLUTION: The joining method of a case main body 3 and a front cover 5 in a bleeder case 1 comprises a fitting process to fit the case main body 3 which permits no permeation of laser light L into the inside of a cylindrical part 5b of the front cover 5 which permits permeation of the laser light L, and a welding process to laser-weld the front cover 5 with the case main body 3 by irradiating, with the laser light L, a lap fitting part 1a formed of the cylindrical part 5b and a fitting part 3b of the case main body 3 lap fitted into each other and a non-lap fitting part 1b, of the case main body 3, which is adjacent to the lap fitting part 1a. <P>COPYRIGHT: (C)2008,JPO&INPIT |
