| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a new liquid dispenser able to prevent leakage of a liquid from the dispensing-part side openings of air passages. <P>SOLUTION: The liquid dispenser 1 attached to the mouth of a bottle B and used for dispensing a fixed quantity of liquid in the bottle B includes a measuring and dispensing part configured to measure and dispense a liquid to be extracted to the external part of the bottle B; and the air passages 31 and 41 configured to pass air from the external part of the bottle B to the internal part of it. The air passages 31 and 41 are formed so that a flow of air in the internal part may be bent or curved. In addition, corresponding air pools 42 with respective cross-sectional areas greater than the respective cross-sectional areas of the air passages 31 and 41 are provided at respective certain points in the air passages 31 and 41. <P>COPYRIGHT: (C)2013,JPO&INPIT |
