| 主权项 |
1. A luggage piece that can be coupled to a second luggage piece to be transported with the second luggage piece as a joined unit, the second luggage piece comprising a plurality of adjustable rollers having a variable rolling direction, the luggage piece comprising:
a housing defining an interior compartment that stores items to be transported within the luggage piece, the housing comprising a bottom surface, a vertically-oriented proximate side that extends upwardly from the bottom surface and is positioned adjacent to a user while the luggage piece is being pulled by the user, and a vertically-oriented distal side arranged along an opposite side of the bottom surface relative to the proximate side; a retractable handle that is adjustable between a recessed position where a handgrip provided to the handle is disposed proximate to the housing and a deployed position where the handgrip is extended distally away from the housing, the retractable handle being adjustable in a plane adjacent to, and substantially-parallel with the proximate side of the housing; a plurality of rollers coupled to the bottom surface of the housing on which the luggage piece is to rest in an upright orientation, the plurality of rollers comprising at least two adjustable rollers having a variable rolling direction; and a coupling system arranged adjacent to the distal side and comprising a first portion of a releasable fastening system that cooperates with one or more compatible receivers provided to the second luggage piece to couple the second luggage piece in a position opposing the distal side of the luggage piece at a position that allows the joined unit to roll on each of the plurality of adjustable rollers provided to the second luggage piece and the plurality of adjustable rollers provided to the luggage piece during transport of the joined unit, wherein the adjustable rollers provided to the second luggage piece and the luggage piece afford the joined unit a steering capability. |
