Motor vehicle air bag and fabric for use in same
First Claim
1. A vehicle air bag for use with an on-board inflator mechanism, said vehicle air bag having at least one panel of coated air bag fabric, said fabric comprising:
- a base fabric woven from synthetic multifilament yarns, said yarns being arranged in warp and fill directions;
in at least one of said directions, said yarns comprising first yarns of a first yarn size and second yarns of a second yarn size, said second yarn size being a lesser yarn size than said first yarn size;
said first yarns and said second yarns being arranged in predetermined positions in said base fabric to produce a crest and trough pattern on a surface thereof; and
said base fabric being coated with an elastomeric coating material.
7 Assignments
0 Petitions
Accused Products
Abstract
An air bag of the type utilized in a vehicle occupant restraint system has at least one panel of coated air bag fabric comprising a base fabric coated with a urethane coating material. The base fabric is woven in warp and fill directions from synthetic multifilament yarns. In at least one of the weave directions, the yarns comprise first yarns of a first yarn size and second yarns of a second yarn size, with the second yarn size being a lesser yarn size than the first yarn size. The first yarns and the second yarns are in predetermined positions in the base fabric to produce a crest and trough pattern on a surface thereof.
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Citations
29 Claims
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1. A vehicle air bag for use with an on-board inflator mechanism, said vehicle air bag having at least one panel of coated air bag fabric, said fabric comprising:
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a base fabric woven from synthetic multifilament yarns, said yarns being arranged in warp and fill directions; in at least one of said directions, said yarns comprising first yarns of a first yarn size and second yarns of a second yarn size, said second yarn size being a lesser yarn size than said first yarn size; said first yarns and said second yarns being arranged in predetermined positions in said base fabric to produce a crest and trough pattern on a surface thereof; and said base fabric being coated with an elastomeric coating material. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A coated fabric suitable for use in a vehicle air bag, said coated fabric comprising:
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a base fabric woven from synthetic multifilament yarns having a size no greater than 650 denier, said yarns being arranged in warp and fill directions; in at least one of said directions, said yarns comprising first yarns of a first yarn size and second yarns of a second yarn size, said second yarn size being a lesser yarn size than said first yarn size; said first yarns and said second yarns being arranged in predetermined positions in said base fabric to produce a crest and trough pattern on a surface thereof; and said base fabric being coated with an elastomeric coating material. - View Dependent Claims (15, 16, 17, 18, 19)
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20. A fabric suitable for use in a vehicle air bag, said fabric comprising:
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a woven fabric made from synthetic multifilament yarns having a size no greater than 650 denier, said yarns being woven together in a plain weave pattern arranged in warp and fill directions; and said yarns including first yarns of a first yarn size and second yarns of a second yarn size alternated in at least one of said warp and fill directions, said second yarn size being a lesser yarn size than said first yarn size. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28)
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29. A coated fabric suitable for use in a vehicle air bag, said coated fabric comprising:
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a base fabric made from synthetic yarns each having at least 136 filaments to produce an aggregate size of 420 denier; said yarns being woven together in a twill weave pattern arranged in warp and fill directions so as to have a thread count of about 49×
49; andsaid base fabric being coated with a urethane coating material.
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Specification