| 摘要 |
A wheel assembly for use on wheeled luggage usable as a seat A seat cushion is located on the upper end of the luggage. The wheel assembly includes a wheel housing having a brake shoe located within the housing. A wheel carriage is positioned within the housing. The wheel carriage rotatably supports a wheel having a rolling surface. In response to a traveler sitting on the seat cushion, the wheel carriage has means adapted to allow the wheel to move from a first position where the rolling surface of the wheel is not in contact with the brake shoe to a second position where the rolling surface of the wheel is in braking contact with the brake shoe, and to cause the wheel to move from the second position to the first position upon the traveler arising.
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