| 摘要 |
A dispensing spout which includes a tubular body having axially opposite ends, one of the ends having a cutting edge for penetrating the wall of a container from which a product is to be dispensed, an opposite end of the tubular body having a groove including an axial groove portion in two generally radial grooved portions each ending in a blind wall, a ring received on the tubular body and having a tab in registration with the groove, a gasket sandwiched between a retaining ring and a thread of the tubular body, the tab of the ring being engageable in one of the groove portions for threading the tubular body into the container after the wall has been punctured, and the tab further being received in the second of the groove portions for compressing the gasket and effecting a seal between the dispensing spout and the container. 22
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