发明公开
EP0380438A1 Web slitter and groover system 失效
Web分切机和groover系统

Web slitter and groover system
摘要:
The web slitter and groover system for forming first and second spaced circular grooves (16,18) in a roll product (10) includes first and second web cutting assemblies (28,30) alternately and sequentially movable to form web segments of diminished width along spaced portions thereof which, when wound, form the grooves (16,18).
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