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Title:
DEVICE FOR DETECTING SPLICES ON CORRUGATED CARDBOARD SHEET, DEVICE FOR MANUFACTURING CORRUGATED CARDBOARD SHEET, AND CORRUGATED CARDBOARD SHEET
Document Type and Number:
WIPO Patent Application WO/2018/003490
Kind Code:
A1
Abstract:
A device for detecting splices on a corrugated cardboard sheet, a device for manufacturing a corrugated cardboard sheet, and a corrugated cardboard sheet are provided. The device for detecting splices on a corrugated cardboard sheet is provided with: a marking device (51) that uses a visualizing agent that becomes invisible after a specified period of time set in advance elapses after bonding of a front liner (A), a corrugated inner core (B), and a back liner (C), to apply a mark (M) to each splice (90) on the front liner (A), the inner core (B), and the back liner (C); a mark detection device (52) that detects the mark (M) applied by the marking device (51) before the specified period of time elapses; and a control device (53) that controls the marking device (51) and the mark detection device (52).

Inventors:
OGINO, Akira (1-1, Itosakiminami 1-chome, Mihara-sh, Hiroshima 93, 〒7290393, JP)
FUKUSHIGE, Naoyuki (1-1, Itosakiminami 1-chome, Mihara-sh, Hiroshima 93, 〒7290393, JP)
OKIHARA, Toshinao (1-1, Itosakiminami 1-chome, Mihara-sh, Hiroshima 93, 〒7290393, JP)
Application Number:
JP2017/021857
Publication Date:
January 04, 2018
Filing Date:
June 13, 2017
Export Citation:
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Assignee:
MITSUBISHI HEAVY INDUSTRIES MACHINERY SYSTEMS, LTD. (1-1 Wadasaki-cho 1-chome, Hyogo-ku Kobe-sh, Hyogo 85, 〒6528585, JP)
International Classes:
B65H21/00; B31F5/04; B65H26/02
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (Toranomon Mitsui Building, 8-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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