Vacuum structure of the milk bottle for baby using vacuum valve body

摘要

The present invention relates to an improved design of the Patent Application No. 2002-393 to obtain a vacuum state by evacuating the air inside the bottle, and uses the cover and the valve of the vacuum valve body as it is, but protrudes upward from the center of the flange portion of the cover. The lid part has a space where the nipple can be inserted inside, and the valve is fastened and installed on the upper surface of the lid so that the holder part holding the nipple is not required to be removed from the bottle every time the vacuum valve body is used. Not only can the convenience be further improved, but also the prevention of the loss of the vacuum valve body or the holder part is prevented.;The present invention also provides a cover for constituting the vacuum valve body, the size of the sealing member placed on the concave portion inside the flange portion close to the upper surface of the holder portion for fastening the nipple when installed in various types of feeding bottles having various outer diameters It is formed to have an area that is not enough to fold in contact, so that even one sealing member can be installed and used in a compatible bottle having a variety of outer diameters.