| 摘要 |
The cover of the air bag comprises sequentially injection moulded inner and outer layers (15, 17) of respective hard resin and soft resin, and is characterized in that a die cavity (12a) for molding the garnishing projection and a cavity in between dies (11, 13) for forming the inner layer are isolated from each other in the step of forming the inner layer, and the garnishing projection is then formed integrally with the outer layer in the step of forming the outer layer in a larger cavity which communicates with the cavity (12a), formed by replacing the die (13) by a die (16). <IMAGE> |
