Textile fabric for the outer shell of a firefighter's garment
View Patent ↗The present invention is directed to a textile fabric. This fabric is particularly well suited for use as the outer shell fabric of a firefighter's garment. The fabric is a woven or knitted fabric of spun yarns and multi-filament yarns. The spun yarn includes a first staple being a polymer selected from the group consisting of aramid, PBI or PBO or melamine formaldehyde, and a second staple being an aramid polymer. The multi-filament yarn includes an aramid filament.
1. An outer shell fabric for firefighter's turnout gear comprising:
a woven fabric including spun yarns and filament yarns, said spun yarn consisting of 30-45 weight % of a first staple of a polymer selected from the group consisting of PBI or PBO, and a second staple of an aramid polymer, and a weight ratio of said spun yarn to said filament yarn in the range of 85:15 to 92:8, said woven fabric having a greater trap tear when compared to a fabric of equivalent weight without said filament and a greater tabor abrasion when compared to the fabric of equivalent weight without said filament.
2. The fabric of claim 1 wherein the weight ratio is 90:10.
3. The fabric of claim 1 wherein the woven fabric has a weave selected from the group consisting plain, twill, rip stop, or oxford.
4. The fabric of claim 1 wherein the filament yarn being inserted among the spun yarn at a ratio of 1:5 to 1:20.