| 摘要 |
<p>PURPOSE:To bear against severe bending use. CONSTITUTION:A code forming layer is formed of a nonmagnetic leaf spring 2, and magnetic powder or the like is applied on the outer surface of the cord forming layer so as to form data codes such as ID or the like thereon, and a resin cover layer 3 made of elastic resin is formed at both front and rear surfaces of the leaf spring 2 laid thereon with the data code so as to form a flexible card-like body 4 which may restores into a straight condition from a bent condition. Further, a nip part 5 is formed at one side of the card body 4.</p> |
