| 摘要 |
A lid assembly for canister comprising a lid ring 410 adapted to engage an opening of the canister the lid ring 410 featuring a central opening 416 and a circumferential lip portion 437, a lid alignment member 414 position within the central opening of the lid ring, the lid alignment member 414 including a lid alignment spud 432 and a slot 442, a lid removably engaging the lip portion 437 of the lid ring 410, the lid 261a featuring an alignment port 128 and a suction port 133 in the lid so that when the alignment port 128 is engaged by the lid alignment spud 432 of the lid alignment member 414 the suction port 133 is aligned with the slot 442 of the lid alignment member 414. |
