Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Patent
1998-02-12
1999-11-30
Aftergut, Jeff H.
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
156205, 156470, 493463, B31F 120
Patent
active
059935871
ABSTRACT:
This invention relates to a double facer of a corrugating machine which aims to improve a drying state or bonding state between a single-faced corrugated fiberboard sheet and a liner and improve the quality of a corrugated fiberboard sheet. In a double facer for bonding together a single-faced corrugated fiberboard sheet and a liner to form a corrugated fiberboard sheet, provided are a heating member disposed along a conveying direction of the corrugated fiberboard sheet; a pressing unit, disposed so as to oppose the heating member, for pushing the corrugated fiberboard sheet against the heating member; a sheet conveying unit, disposed downstream the heating member, for conveying the corrugated fiberboard sheet; and a sheet feeding unit for feeding the corrugated fiberboard sheet toward the sheet conveying unit; while the pressing unit comprises a plurality of pressing devices disposed in series as being separated from each other along the conveying direction of the corrugated fiberboard sheet.
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Kato Toshihide
Kumagai Tadayuki
Seki Yukuharu
Aftergut Jeff H.
Mitsubishi Heavy Industries Ltd.
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