| 摘要 |
PROBLEM TO BE SOLVED: To provide a nursing bottle with two mouths which facilitates sucking and cleaning. SOLUTION: In the nursing bottle with two mouths, a lower opening having a thread is located at the bottle body bottom of the nursing bottle, a bottom lid having a center bore is threadedly-engaged with the thread of the lower opening, a packing sheet is attached to the bottom lid, the packing sheet is provided with a check valve, the check valve has a hollow bore at one end and a closed columnar body at the other end, flat surfaces corresponding to each other are formed on both sides of the upper tier of the check valve, a cut line is provided between the flat surfaces of the check valve and communicates with the hollow bore of the check valve, and resultantly a set of elastically opening and closing valve pieces are formed. When a liquid is stored in the nursing bottle, a pressing action to the two flat surfaces of the valve pieces of the check valve is formed by the pressure of the liquid, and furthermore, the valve pieces and the check valve are formed of an elastic material. COPYRIGHT: (C)2011,JPO&INPIT
|
