ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,235, issued on April 14, was assigned to MASCHINENFABRIK REINHAUSEN GmbH (Regensburg, Germany).
"Switch assembly comprising an on-load tap changer and a drive system" was invented by Christian Hammer (Regensburg, Germany) and Dominik Plitzko (Regensburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A switch assembly has an on-load tap changer and a drive system for the on-load tap changer. The drive system has: a stepper motor having a motor shaft, the motor shaft being connected to and configured to actuate the on-load tap changer; a feedback system, which is configured: to determine at least one value for a position of the motor shaft; ...