ALEXANDRIA, Va., May 5 -- United States Patent no. 12,617,448, issued on May 5, was assigned to Wonderland Switzerland AG (Steinhausen, Switzerland).
"Stroller and reversible mechanism thereof" was invented by Mingxing Sun (Dongguan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A reversible mechanism is disposed on a stroller including a stroller frame and a reversible member pivoted to the stroller frame. The reversible mechanism includes anchoring portions disposed on different positions of the stroller frame, a sliding sleeve movably jacketing the reversible member, and a release actuator movably disposed on the reversible member and linked with the sliding sleeve. The sliding sleeve is switched b...