| 摘要 |
PURPOSE: An endless track roller skate is provided, which can enjoy the skating on the dirt road or the steep topography and so on. CONSTITUTION: An endless track roller skate comprises a frame(110) comprising the outer body; a drive wheel(121) which is equipped to be rotatable in the back side of a frame; a driven wheel(132) which is adhered to be rotatable in the front side of a frame; a caterpillar(192) which connects the drive wheel and driven wheel; secondary supports(301,302) which are positioned between the drive wheel and driven wheel; a shaft(170) supporting the bottom plate and frame; and an elastic member(248).
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