| 摘要 |
<p>The present invention relates to a filter net and a manufacturing method thereof. The manufacturing method of a filter net comprises the steps of: forming a filter net body by punching a plurality of through holes on a board material; cutting the filter net body by regular width and length; displaying a reference bonding line on the filter net body as distanced from at least one from one end part or the other end part of the cut filter net body; forming the filter net body which is formed in a cylindrical shape having a volume space inside so that one end part and the other end part of the filter net body are overlapped; and bonding the formed filter net body so that one end part and the other end part of the formed filter net body are overlapped, and matched with the reference bonding line.</p> |
