ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,407, issued on Oct. 28, was assigned to MONTI-WERKZEUGE GMBH (Hennef, Germany).
"Brush assembly" was invented by Sander Hendrikus Johannes Hofstee (Wervik, Netherlands) and Jan Frederik Doddema (Paterswolde, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "A brush assembly has a brush holder rotatable about a rotation axis, a ring brush carried on the holder and having an annular array of radially outwardly projecting bristles, and a stop element fixed adjacent the ring brush, of noncircular section. This stop element extends along and is rotatable about a longitudinal axis generally parallel to the rotation axis and projects into the arra...