ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,385,174, issued on Aug. 12, was assigned to JIANGNAN UNIVERSITY (Wuxi, China).

"Tubular double-needle bed warp knitting machine" was invented by Pibo Ma (Wuxi, China), Shuang Yu (Wuxi, China), Gaoming Jiang (Wuxi, China) and Honglian Cong (Wuxi, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A tubular double-needle bed warp knitting machine includes a warp let-off mechanism, and a loop-forming mechanism. The loop-forming mechanism includes guide needles in a circular pattern, two circular needle beds arranged internally and externally, knitting needles in a circular pattern along the internal and external needle beds, and knitting components that ...