| 摘要 |
<p>PURPOSE: A device for tightening up a shoelace is provided to tinting up or releasing a shoelace by fixing the shoelace to a fixed hook. CONSTITUTION: Device for tightening up a shoelace comprises a shoe body(110), a shoelace(120), and a tightening unit(150). A tongue(112) is formed in the shoe body, and closes the inner side of opening portion. The shoelace connects the both ends of the opening portion, and the tightening unit pulls at least one of the shoelaces between the opening parts. The tightening unit tightens up the both sides of the opening portion of the shoe body.</p> |
