| 摘要 |
<p>The device comprises at least one magnet (1) associated with one of the components (B) and at least one Hall-effect sensor (2a) arranged beneath a ferromagnetic part (3) of one of the components (A), so that the magnet or magnets (1) ensure(s) the fixing of the components (A) and (B), while the said Hall-effect sensor or sensors (2a) ensure(s) or do(does) not ensure, depending on their orientation, the detection of the said magnet or magnets (1), through the ferromagnetic part, so as to distinguish the component (B) equipped with a magnet or magnets (1).</p> |
