摘要 |
<p>The rope (10) has an external tubular sheath (16) surrounding an internal core (12) in a predetermined degree of tightness. A touch identifying part (18) localizes a center point or an extremity zone when the rope is unwound in a users hand. The part is formed by increasing or decreasing a diameter of the rope. The part can also be formed by ridges (20) made inside the sheath.</p> |