ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,091, issued on March 18, was assigned to TOYOBO Co. LTD. (Osaka, Japan).
"Airbag base fabric and production method therefor" was invented by Hiroya Takeuchi (Otsu, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure describes using additional yarn having a boiling-water shrinkage rate less than that of the base yarn, thereby suppressing shrinkage at the sides in the width direction of the fabric and thus reducing the difference in the crimp ratio between the center in the width direction of the fabric and the sides in the width direction. This enables the production of a fabric for airbags with high uniformity in the width d...