A B S T R A C TA tap operated by a push button (22, 82, 102, 122, 162)which acts to open a valve member (20, 76, 106, 126, 166)which is biassed to the closed position, the valve memberbeing for normal operation of the tap; also operated by thepush button is a seal opening means (36, 86, 114, 134, 174);the seal opening means opens a tap inlet (34, 68, 116, 136,176) on initial operation only of the push button; theopening means may either pierce a diaphragm (14, 92) inor adjacent the inlet or cause a plug (110, 130, 170) to open.The arrangement ensures an added protection against oxygenpenetrating into a container fitted with the tap and isparticularly useful for wine containers, the added protectionensuring longer shelf life.
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机译：A B S T R A C T由按钮（22、82、102、122、162）操作的水龙头用于打开阀构件（20、76、106、126、166）偏压到关闭位置的阀件用于水龙头的正常操作;也由按钮是密封件打开装置（36、86、114、134、174）;密封件打开装置打开水龙头入口（34，68，116，136，176）仅在按钮的初始操作时;的打开装置可以刺穿隔膜（14、92）或入口附近或导致塞子（110、130、170）打开。这种布置确保了额外的氧气防护渗透到装有水龙头的容器中对葡萄酒容器特别有用，增加了保护确保更长的保质期。
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