| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain stronger thread-engagement force between a male thread and a female thread by improving the engagement of push rod in which the male thread is formed with a female thread cylinder. <P>SOLUTION: The cosmetic substance dispensing container includes a tip cylinder 10 into which a cosmetic substance A is inserted, a base cylinder 20 attached rotatably to the tip cylinder 10, a push rod 30 having a male thread 33 on the outer periphery and pushing the cosmetic substance A out of the tip opening 11 projecting/retreating by the relative rotation of the tip cylinder 10 and the base cylinder 20, and a female thread cylinder 40 having a female thread 43 to be threadedly engaged with the male thread 33 on the inner periphery and engaging and rotating synchronously with the inner periphery of the base cylinder 20. The female thread cylinder 40 provides channels 46 formed thinner than that of the other part of the female thread cylinder 40 and the female thread cylinder is attached to the push rod 30 while part of the periphery of the channel 46 is split to form a cut surface 47. <P>COPYRIGHT: (C)2012,JPO&INPIT |
