Wheeled luggage case
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United States of America Patent
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May 21, 2024
Grant Date -
Mar 2, 2023
app pub date -
Oct 28, 2022
filing date -
Oct 28, 2013
priority date (Note) -
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Abstract
A wheeled luggage case comprises (a) a storage chamber, (b) a cover defining an opening on at least one side of the storage chamber for providing ready access therein and at least two labyrinth axle-free wheels operatively connected to the chamber for towing the case along a ground surface. The labyrinth axle-free wheel comprises an internal rim, an external rim provided with a ground interface, rollers being rotatably disposed within a roller spacer between the internal and external rims in a uniform circumferential manner by means of a spacer and external covers. A labyrinth type dust passage in the wheel is defined by the rims and the external plates mechanically connected to the internal rim.
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