US Patent Issued to Canon on May 13 for "Drum unit, cartridge, process cartridge and electrophotographic image forming apparatus having a movable coupling member" (Japanese Inventor)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,705, issued on May 13, was assigned to Canon K.K. (Tokyo).

"Drum unit, cartridge, process cartridge and electrophotographic image forming apparatus having a movable coupling member" was invented by Daisuke Abe (Suntou-gun, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cartridge includes a gear member including a gear portion on an outer peripheral surface of the gear member, a rotational axis, and at least one engaging recess, the gear member being operatively connected to a rotatable member, and a coupling member provided with (i) at least one protrusion that is capable of receiving a driving force and (ii) at least one engaging projection...