| 摘要 |
A roller skate comprising a frame (6) securable to a boot, and having at least two in-line rollers (3, 15) and a brake block (13) attached to the frame (6) behind the rollers. Said skate comprises retraction means (10) linked at least to the rear roller(s) (3) closest to the brake block (13) in such a way that when the brake block (13) engages the rolling surface (14) contacted by the other rollers, said rear roller(s) (3) is (are) retracted from engagement with said surface (14).
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