| 摘要 |
There is described a roller skate comprising a forward carriage (11) and a rearward carriage (12), length adjustment means (13) interconnecting them, and locking means to lock the interconnected first and second carriages in a selected one of a plurality of predetermined relative positions. The locking means comprises, to each side of the skate's longitudinal central axis, an elongate channel having one side wall (66) thereof formed with a plurality of slot-like openings (65) depending from one of said carriages (11,12); and a lock member (70) mounted for pivoting motion on the other of said carriages. The lock member has a first finger (80) to extend through an opening (78) in a wall (71) of said other carriage (11,12) and abut against the opposite wall of said recess, and a second finger (75) to extend through the same or another opening (78) in said carriage wall (71) and to engage into a selected one of the slot-like openings (65). <IMAGE>
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