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Title:
METHOD FOR MANUFACTURING GLASS ROLL
Document Type and Number:
WIPO Patent Application WO/2017/208676
Kind Code:
A1
Abstract:
This method for manufacturing a glass roll includes: a conveying step of conveying a glass film G along a longitudinal direction thereof; a cutting step of irradiating the glass film G with a laser light L from a laser irradiation device 19 while conveying the glass film G in the conveying step in order to separate the glass film G into a non-product portion Gc and a product portion Gd; and a winding step of winding the product portion Gd into a rolled state to form a glass roll R. In the cutting step, thread-like scrapings Ge that are generated from widthwise edges of the product portion Gd are collected by winding the thread-like scrapings Ge around rod-shaped collecting members 20a.

Inventors:
IKAI Naohiro (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
MITSUGI Kaoru (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
AKIYAMA Shuji (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
MORI Hiroki (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
MORI Koichi (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
UEMURA Yasuhiro (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
Application Number:
JP2017/016113
Publication Date:
December 07, 2017
Filing Date:
April 21, 2017
Export Citation:
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Assignee:
NIPPON ELECTRIC GLASS CO., LTD. (7-1 Seiran 2-chome, Otsu-shi Shiga, 39, 〒5208639, JP)
International Classes:
C03B33/08; B23K26/16; B23K26/38; B65H35/02; B65H37/00; C03B17/06
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (Ehara Patent Office, 2-15 Bakurou-machi 4-chome, Chuo-ku, Osaka-sh, Osaka 59, 〒5410059, JP)
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