ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,697,663, issued on Aug. 4, was assigned to Robert Bosch GmbH (Stuttgart, Germany).
"Mandrel assembly for use with a rotary tool" was invented by Andres David Salazar Tello (Mexicali, Mexico).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mandrel assembly may be used with a rotary power tool to provide a reliable and stable connection between the rotary tool and a tool accessory. The mandrel assembly provides a quick-connect/quick-release connection between the tool output shaft and the accessory via a clamping action. In particular, the mandrel assembly is operable to clamp the accessory between elastic clamping jaws that protrude from one end of the ma...