ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,214,619, issued on Feb. 4, was assigned to WHEEL.ME AS (Oslo, Norway).
"Roller device with eccentric wheel axle" was invented by Rolf Libakken (Batsfjord, Norway).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rolling device having a bearing housing accommodating a wheel axle, a drive motor with first and second motor parts for conduction of relative rotation between a wheel element and the wheel axle, end portions of the wheel axle being connected to axle support members in an eccentric position displaced from the center line of the axle support members, and locks operable between an unlocked position allowing rotation of the axle support members relat...