US Patent 9315926 Stretch fabric

A stretch fabric in which one yarn of warp and weft yarns is obtained from an inelastic yarn having a crimp ratio of 5% to 30% and at least a portion of the other is obtained from an elastic yarn having a crimp ratio of 0% to 5%, and characterized in that the extension percentage in a load direction along the former yarn is 5% to 30% when weighted with a 340N/5 cm load in the load direction. The stretch fabric has excellent cushioning properties and fatigue resistance, and can be used as a material that saves space and combines holding properties with cushioning properties.