| 摘要 |
PROBLEM TO BE SOLVED: To provide an airbag capable of preventing the airbag from being burst in developing by preventing the airbag installed to secure the safety of an occupant from being unevenly widened in developing in the collision of an automobile. SOLUTION: In the airbag formed by sewing fabrics, (a) a sewn part is formed by integrally sewing the fabric forming the airbag with sewing yarns with a size of 350 to 1400 dtex with the auxiliary fabric separate from the fabric, (b) the number of stitching is 35 to 60 needles/10 cm, and (c) the averaged permeability of the sewn part under a depressurization of 30 to 80 kPa is 200 mm/s or less. COPYRIGHT: (C)2005,JPO&NCIPI
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