ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,557,903, issued on Feb. 24, was assigned to Robert Bosch GmbH (Stuttgart, Germany).
"Interchangeable-tool machine interface for a cleaning brush" was invented by Jens Zieger (Altbach, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "An interchangeable-tool machine interface for a cleaning brush, includes a drive interface and output interface that are separable and connectable without tools and are separable or connectable in several discrete angular positions by axial displacement along a common axis of rotation. The output interface has centering walls and resiliently displaceable latching-means walls, the centering walls and the resiliently dis...