| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a filter with a turnup piece excellent in body part adhesion. <P>SOLUTION: In the manufacturing method of the filter with the turnup piece, it is manufactured through the respective processes of a window punching process (a), a laminating process (b), a folding rule attaching process (c), a folding process (d), a side part heat adhering process (e), a blank punching process (f), a turnup piece producing process (g), a cylindrical blank forming process (h), an afterheat pre-curling process (i), a finish curling process (j), a bottom heating process (k), a bottom member supplying process (l), a bottom member pre-curling process (m), and a bottom part knurling process (n). <P>COPYRIGHT: (C)2008,JPO&INPIT |
