| 摘要 |
A skate (10) having an interchangeable operative blade (14) or wheel (32) assembly that is releaseably fastened to a shoe (12) or boot (12) in a manner affording the selective longitudinal displacement of the blade (14) or wheel (32) assembly with respect to the shoe (12), and the precise positioning of the blade (14) or wheel (32) assembly with respect to the shoe (12) in order to optimize the performance of the skate (10). |
