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Inflator bag for occupant restraint device and method of manufacturing the inflator bag

  • US 20050173899A1
  • Filed: 07/25/2003
  • Published: 08/11/2005
  • Est. Priority Date: 07/25/2002
  • Status: Active Grant
First Claim
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1. An inflator bag for a vehicle occupant restraining apparatus being able to expand and develop by a high-pressure gas filled in said inflator bag and is capable of restraining a vehicle occupant by being expanded and developed, comprising:

  • a box-shaped bag main body including gore portions on surrounding side faces to ensure its height, wherein, in each of said gore portions, a folded line to be folded toward an inside of said box-shaped bag main body is formed in an intermediate portion in a height direction of each of said gore portions, which is used to allow each of said gore portions to be folded, and wherein an overlaid and folded portion is formed in an end of each of said gore portions on each of said surrounding side faces with each corner portion of said box-shaped bag main body being sandwiched between one surrounding side face and another surrounding side face adjacent to said one surrounding side face wherein each of said gore portions is folded in a overlaid manner in each of said overlaid and folded portions at a same time when another gore portion on another surrounding side face is folded, and wherein said box-shaped bag main body is folded in a manner so as to be in a flat state when each of said gore portions is folded in a manner to form a valley line along said folded line.

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