ALEXANDRIA, Va., March 12 -- United States Patent no. 12,245,736, issued on March 11, was assigned to Dyson Technology Ltd. (Wiltshire, Great Britain).
"Cleaner head for a vacuum cleaner" was invented by Andrew John Isaacs (Gloucester, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cleaner head for a vacuum cleaner includes a suction cavity comprising an opening through which debris enters the cleaner head, and an outlet. An agitator is mounted in the suction cavity in a cantilevered manner for rotation relative thereto. The agitator includes a core having a first, free end, a second end remote from the free end, and upstanding helical ridges extending between the free end and the second end,...