| 摘要 |
The present invention provides a kind of air cap, which has a liquid locking mouth, was designed at the upper part of mouth of nipple and can be locked and positioned at the lower part of nipple with the locking cap of nipple, featuring: a folded air passageway downwards through the lower part from the side was designed at the top edge of air cap, in which a tube, which extends to nearly the bottom of nursing bottle and whose end can be designed as a close air inlet clack valve, was designed at the bottom of air passageway, accordingly, the exterior air can access to the bottle through the locking gap of locking cap of nipple and outer thread at the top section of nursing bottle, and the air refilled in the nursing bottle can run away from the interior liquid passageway of nipple and can be separated from the liquid bottom area of the nursing bottle effectively. Therefore, the air access and air bubble can be avoided effectively and infants would not suck more air and keep them away from flatulence.
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