| 摘要 |
PROBLEM TO BE SOLVED: To provide a method, which makes it possible to print collectively the printed board, which is mingled arbitrarily with the via hole pattern and the flat pattern, by a squeegee and spreads the board on an automatic printer. SOLUTION: A printed board 3 mingled with a via hole pattern 1 and a flat pattern 2 is printed collectively using a squeegee 5 of a squeegee angleθ2 set at 80 deg. and an attack angleθ1 set at 10 to 30 deg. and a metal mask 7 having an aperture diameter made smallish somewhat to the pattern 1.
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