| 摘要 |
<p>The seal for sealing the body and the lid of a jar of conserve, in particular one made of glass, is formed by a rubber washer (1) comprising two outer lateral projections (2) for gripping, a first weakened zone (3) of a first type formed by a line of lesser strength (3), and a weakened zone of a second type formed by at least one cutout (5) and/or a notch (6), situated near the first weakened zone (3). <IMAGE></p> |
