| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain an aerosol container which enables pseudo leakage in the hot water inspection to be eliminated and facilitates the manufacture, has a small burden of a lid material against a paint, or the like, and is excellent in the sealability. <P>SOLUTION: A fine space for gas extraction is formed between a bead finishing end side opposed to a bead beginning portion at the most approach distance and the bead beginning portion by intermittently forming one or more axial recesses 7 by pressurizing from the top and bottom with an upper mold 20 and a lower mold 30 along the circumference surroundings in the bead beginning portion 5 of a canopy. <P>COPYRIGHT: (C)2013,JPO&INPIT |
