ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,865, issued on June 17, was assigned to FOSITEK Corp. (New Taipei, Taiwan).
"Push type locking structure for pipe couplers" was invented by An-Szu Hsu (New Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A push type locking structure for pipe couplers includes a coupling pipe externally provided with a recess having a pair of pipe pivotal holes formed on two side walls thereof and having a radially penetrated receiving hole formed at a first end thereof to communicate with a passage defined in the coupling pipe; a push member including a pair of first pivotal connection sections and a second pivotal connection section; a hollow push re...