| 摘要 |
FIELD: transport, package. ^ SUBSTANCE: bottle cap comprises cylindrical body to ne secured to bottle neck and to make a passage for communication with bottle inner space, and cover body coupled with said cylindrical body to stop outlet of cylindrical body passage. Cylindrical body passage is furnished with dome-shaped bottom with peripheral part extending towards cylindrical body outlet. Cover body has top wall and inner wall that can be coupled with the bottom peripheral part to form enclosed chamber to keep therein the ingredient to be mixed with bottle content. Note that said chamber opens when cover body is detached from cylindrical body. ^ EFFECT: new design of bottle cap to keep ingredient to be mixed with bottle content comprising two-level structure. ^ 4 cl, 6 dwg |
