ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,766,686, issued on Oct. 20, was assigned to LEKATECH OY (Kausala, Finland).

"Linear electric machine with tubular support structure" was invented by Jyri Peltola (Kausala, Finland), Tuomo Peltola (Kausala, Finland) and Juha Pyrhonen (Lappeenranta, Finland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A linear electric machine includes a mover and a stator. The mover includes permanent magnets, and the stator includes a ferromagnetic core-structure and windings for conducting electric currents. The linear electric machine includes support structures on both sides of the ferromagnetic core-structure and supporting the mover to be linearly movable with re...