| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a spout member and a packaging bag utilizing the same, whereby contamination prevention capability prior to the opening of a spout member is excellent, and excellent contamination prevention capability as well as superior ease of handling after opening can be achieved. <P>SOLUTION: The spout member comprises a spout part that consists of a base part and a tube part that protrudes from the base part, a sealing part that seals off the front end part of the tube part through a breakable brittle part, and a cap part. The breakable brittle part is broken by the cap part being turned, separating the sealing part and the cap part from the spout part. At the same time, the front end part of the tube part is unsealed and a spout opening is formed. The cap part is so shaped that it covers the entire tube part. A locking mechanism capable of locking the cap part to the spout part is provided at the cap part and the spout part. <P>COPYRIGHT: (C)2010,JPO&INPIT |
