| 摘要 |
PROBLEM TO BE SOLVED: To provide a turn device of a perforated web capable of changing the travel direction of the perforated web even in a coating part and an uncoated part. SOLUTION: This turn device includes a turn roll 12, a first air blowout part 14 and a second air blowout part 16 having a plurality of air blowout ports 22 and 26 arranged on the inlet side and the outlet side of the turn roll 12 between a travel passage of the perforated web W and an outer peripheral surface of the turn roll 12 and blowing off air toward the perforated web W. COPYRIGHT: (C)2011,JPO&INPIT |
