| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a screw cap with sealing which allows determination of opening of a lid of a cap by lid opening operation of the cap when the lid is opened, and which allows simple and reliable sorting and disposal of the cap and a container body of different constituting materials. <P>SOLUTION: In the screw cap with sealing which is screwed and fixed to a cylindrical mouth part of the container body, the cap comprises a cap body and a sealing band connected to a lower end of the cap body, the sealing band is formed in a ring shape by a band body formed in a circular shape with a predetermined interval provided therefor and a breakable weakened part connecting both ends of the band body, and for an outer circumferential wall of the cap body and the sealing band, a lower surface of the outer circumferential wall and an upper surface of the band body are connected by a plurality of breakable weakened pieces disposed at equal intervals and a connection weakened piece which is disposed near an end on an opposite side in the lid opening direction of the band body, is thicker than the weakened piece and is comparatively strong, and an inner circumference of the band body of the sealing band is provided with a locking pawl piece and a short locking pawl piece formed with height lower than the locking pawl piece from the lower part, characteristically. <P>COPYRIGHT: (C)2013,JPO&INPIT |
