| 摘要 |
PURPOSE: A system for fixing a soundproof layer on a support structure has an integrally molded retainer to fix an absorbing layer on a noise block and to install a block on a fire wall of a vehicle. CONSTITUTION: A system for fixing a soundproof layer on a support structure has:a blocking wall(20) for separating a passenger compartment from an engine compartment of a motor vehicle and having a noise block assembly(10) installed on the blocking wall; the noise block assembly including a noise blocking layer(12) having a molded structure and a characteristic of reducing noise; at least one fastener(28) integrally molded as a single piece with the noise blocking layer and including plural outer spacer ribs(30) projected in the side direction from a tube(32) and separating an inner surface(24) of the noise blocking layer far from the blocking wall; and a flange head(34) extended in the circumferential direction, integrated with the tube and including a first cone unit(36) and a second inverse cone unit(38). |
