| 摘要 |
Roller skates 1 comprise: a pair of shoes 3 having a shoe body 7 and a sole 9 ; and a roller 5 disposed for each shoe. The roller 5 comprises: an axle 17 obliquely extending downward from the inner edge of the shoe body 7 ; and wheels 51 disposed rotatably about the axle 17 . Each wheel 51 has a diameter larger than a distance between the sole 9 and the ground, and is angularly disposed over the inner edge of the shoe body 7 to underneath the sole 9 such that a ground engaging point of the wheel 51 is positioned approximately along the center line of the sole 9.
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