ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,005, issued on Feb. 3, was assigned to Techtronic Floor Care Technology Ltd. (Tortola, British Virgin Islands).
"Cord saver rib" was invented by John Morphey (Concord, N.C.) and Gregory J. Kowalski (Cornelius, N.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vacuum cleaner including a surface cleaning head having a brushroll rotatable about an axis defining an axial direction, and a brushroll housing at least partially surrounding the brushroll. The brushroll housing includes an outlet port disposed at a first axial location, and a bottom housing. The bottom housing includes a front wall, a rear wall spaced from the front wall to define the suct...