ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,249, issued on July 21, was assigned to FOSITEK Corp. (New Taipei City, Taiwan).
"Female coupler connection structure" was invented by An-Szu Hsu (New Taipei City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A female coupler connection structure includes a main body having an internal plugging passage and a front engagement section with two diametrically opposite tangential slots communicable with the plugging passage; a retaining module fitted around the engagement section and including two pin members that pass through the tangential slots into the plugging passage to provide an actuation portion; a spring having two ends pressed against...