| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a container with a pump which is capable of reliably securing the quality of initial flow of liquid when starting the use while preventing infiltration of liquid into a dip tube. <P>SOLUTION: The container with a pump includes the dip tube 16 for pouring content liquid which is fit to a pump 10, wherein, to an inlet end part 16a of the content liquid of the dip tube 16, an infiltration prevention mechanism 18 is added which opens a valve and allows passage of the content liquid into the dip tube 16 when a suction negative pressure of the pump 10 gets to a prescribed pressure or more upon the usage of the pump 10, and closes the valve and prevents the content liquid from infiltrating into the dip tube 16 upon the nonuse of the pump 10. <P>COPYRIGHT: (C)2012,JPO&INPIT |
