| 摘要 |
<p>A pair of attachment devices (1, 101) with non-interchangeable elements, for safety belts, comprising a buckle (2, 102) and a corresponding tongue (3, 103), intented to be inserted in a seat (4, 104) of the buckle and locked there by a prong (5, 105), which engages with a slot (6, 106) made on the tongue (3, 103), in which the profiles of the seats (4, 104) and of the tongues (3, 103) are shaped in such a way as to prevent connection between an element (2, 3) of the attachment device (1) and an element (103, 102) of the other attachment device. <IMAGE></p> |
