ALEXANDRIA, Va., March 24 -- United States Patent no. 12,583,012, issued on March 24.
"Locking assembly and roller assembly employing the same" was invented by Kamil Waniowski (St Erme, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lock assembly for a roller assembly is provided. The roller assembly has a frame with a support portion; and a roller rotatably mounted on the support portion of the frame. The lock assembly includes a lock member support; a lock member moveable relative to the lock member support between a first position and a second position; wherein when the lock assembly is employed with the roller assembly, with the lock member in the first position the roller is rotatable re...