| 摘要 |
<p>The invention concerns two superposed similar metal plates (2, 3), whereof each comprises a main central part and a peripheral part separated from each other by a slot (10) designed to receive an elastomer seal bead (13), the two parts of each plate being locally connected by bridges (129, the coincident slots of the two superposed metal plates lined with the same elastomer seal bead (13) overlapping the joint two surfaces, means for laterally blocking (9) the two metal plates.</p> |
