| 摘要 |
<p>The component (1) has a ring shaped element (2) formed from sealing material, where the ring shaped element is provided with an identification marking (3) in a functional surface (4). The marking is positioned as a topographic marking in the ring shaped element by laser shaping or coding process, where the marking contains multi-redundant information. A transparent or photoresist layer (5) is arranged on the identification marking, where the laser shaping is carried out on the transparent or photoresist layer.</p> |
