TYRE WEAR MONITORING DEVICE

摘要

A device (100) for monitoring the rolling wear of a tread (1), said tread (1) comprising at least one inner cavity (3) intended to form a recess opening on a running surface (10) after predefined partial wear of the tread, said tread (1) comprising a wear limit corresponding to a maximum thickness of material to be worn, said device (100) comprising a measurement well (101) opening on the running surface (10), said measurement well (101) having a bottom formed from a first part (1011) and a second part (1012) offset in depth one relative to the other, said two parts of the bottom being located at different distances relative to the running surface in the new state.