US Patent 8037983 Luggage having an angularly retractable handle

Luggage having an angularly retractable handle includes: a main body; a mounting plate, positioned at a front wall of the main body; a pivot, positioned at the mounting wall; an angularly retractable handle, connected to the mounting plate by the pivot, wherein the angularly retractable handle rotates with respect to the front wall of the main body via the pivot; a plurality of first wheel carriers, fixed on the bottom of the main body; a plurality of second wheel carriers, positioned on the bottom of the main body in a rotatable way; and at least four wheels, respectively assembled on the first wheel carriers and second wheel carriers.