| 摘要 |
<p>A canister (10) includes a canister body (12) with a removable lid (14), incorporating a seal element (42) of elastomeric material, releasably mountable to the canister body. The seal element (42), bonded to the lid (14), includes a first sealing surface (54) engaging and sealing to the upper edge of the canister body, and a sealing bead (60) spaced below the sealing surface and engaging and defining a seal with the inner surface of the canister body. <IMAGE></p> |
