ALEXANDRIA, Va., June 2 -- United States Patent no. 12,643,580, issued on June 2, was assigned to Bombardier Transportation GmbH (Berlin).

"Wheel arrangement for a rail vehicle" was invented by Lukasz Krzanowski (Siegen, Germany) and Daniel Wagener (Wilnsdorf, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A rail vehicle, such as a light rail vehicle, can include a wheel unit and a support unit. The wheel unit can define an axis of rotation of the wheel unit. The support unit can be configured to be connected to a rail vehicle structure that defines a vehicle longitudinal direction, a vehicle transverse direction, and a vehicle height direction. The support unit can be configured to connect the wheel...