| 摘要 |
An accessory for providing an aperture through a container, including two interconnecting parts, a socket part (57) and an insert part (58) insertable into said socket part (57), at least one of said parts having a wall portion circumscribing a central bore (59) and arranged such that an insert portion of the insert part is sized to engage with a receiving portion of the socket part such that the parts may be operatively connected to one another with their respective bores in substantial alignment, and remote from said insert and receiving portions, each said part having container engagement means for engaging with respective walls in each of a base and a lid of the container when an orifice is cut therein.
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