| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fixed quantity spouting instrument for spouting a fixed quantity and a container equipped with it. <P>SOLUTION: The container is equipped with the fixed quantity spouting instrument 200 comprising a container 10, a base 211 with an opening A1, a case 220 with an opening A3 communicating with outside, and a nozzle 230 with a tip 231 exposed from the opening. A check valve 240 which opens the opening by a content delivered under pressure from the container to introduce the content into a filling space R1, and closes the opening by decrease in the content to intercept introduction of the content into the space, is provided in the base. The check valve is a ball valve consisting of a ball member 242 and a valve seat 241, and a membrane plate 243 being an air check valve is integrally provided on the valve seat. The nozzle is a piston nozzle having a flange 232 which is freely slidably held on a case inner wall 224 and enlarges the space by pulling out and decreases the space by pushing in. In addition, a cap 250 is additionally fitted, and an engaging part 253 which freely removably engages the tip 231 of the nozzle and pulls out the nozzle by accompanying with removal of the cap, is provided on the inner wall 251f of the top face of the cap. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
