Patent ID: 6520539
Filing Date: 2003-02-18
Classification: B60R

Abstract:
A gas bag for protecting a vehicle occupant, said gas bag comprising at least two pieces of fabric and at least one seam defined by at least one thread connecting portions of said pieces of fabric, said pieces of fabric defining a volume for receiving gas, said pieces of fabric having facing surfaces, wherein at least one narrow sealing material strip extends along said seam and seals said seam from leakage of gas from between said pieces of fabric through said seam, said sealing material strip having opposite main surfaces each having a total area, each of said total areas of said main surfaces respectively engaging said facing surfaces of said pieces of fabric which are connected by the seam, said sealing material strip further having edge surfaces interconnecting said main surfaces, one of said edge surfaces encircling said volume and partially defining said volume, said sealing material strip further being free of any interconnection extending between opposed portions of said one of said edge surfaces of said sealing material strip.