ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,240, issued on April 14, was assigned to Schaltbau GmbH (Munich).
"Electrical switching device with locking function" was invented by Korbinian Kreuzpointner (Oberding, Germany), Andrej Ignatov (Munich) and Martin Geschke (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a switching device having an electromagnetic actuation device for driving a movable contact, which actuation device has an excitation coil for generating a magnetic field, a magnetic yoke for amplifying the flux density of the magnetic field, and a magnet armature which can be pulled from a starting position to a pulled position by the magnetic field and which is ...