| 摘要 |
<p>The device has a lower branch (10) and an upper branch (20) that are articulated with regard to each other around a hinge (30). The hinge is utilized for connecting a longitudinal end of the lower branch and a longitudinal end of the upper branch. Each of the branches comprises an internal face (103) and an opposite external face (104). A grip locking unit comprises a leg (50) that is ready to take support on the external face of one of the branches to put pressure in direction of other face of the branches. The device is made of plastic i.e. polypropylene, or biodegradable material. An independent claim is also included for a method for blocking of a node of a lace of a shoe.</p> |
