| 摘要 |
PROBLEM TO BE SOLVED: To provide a measuring bottle which automatically pours a constant amount of a liquid with a relatively simple structure without using a measuring cup etc.SOLUTION: A bottle is used for storing a liquid. An upper lid having a nozzle shaped liquid-pouring port is provided at an upper part of the bottle and a bottom lid, to which an elastic plastic film or a diaphragm is attached, is provided at a bottom part of the bottle. Further, an air hole is provided at the bottom lid. An air layer in the interior of the bottle, which communicates with the air hole, and the liquid are separated by the plastic film or the diaphragm. |
