| 摘要 |
PROBLEM TO BE SOLVED: To enhance productivity and economy for a diffuser to be employed in the air bag device. SOLUTION: A metallic plate cut into a prescribed shape, comprising both a prescribed number of pressure gas dispersion through holes, and the mounting holes 13 of stud bolts bored so as to be provided, is formed into a cylindrical shape by means of bending works, so that a tube body 14 is thereby obtained. After that, each stud bolt 16 is inserted into the mounting holes 13 bored in the tube body 14 from the inner side of the tube body 14 so as to be provided with each diffuser comprising the stud bolt erected integrally with the tube body by means of welding. |
