ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,459, issued on June 30, was assigned to KONE Corp. (Helsinki).
"Escalator module and escalator" was invented by Yun Zhao (Helsinki), Martin Norpoth (Helsinki) and Jiesong Jiang (Helsinki).
According to the abstract* released by the U.S. Patent & Trademark Office: "An escalator module and an escalator are provided. The escalator module includes a multifunctional connecting bracket, and a guide wheel assembly including a guide wheel support plate and a plurality of guide wheels. The plurality of guide wheels are connected to the guide wheel support plate, and the guide wheel support plate is connected to the multifunctional connecting bracket, and the multifunctional connecting bra...