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Patent Searching and Data


Title:
METHOD FOR MANUFACTURING GLASS ROLL
Document Type and Number:
WIPO Patent Application WO/2019/102783
Kind Code:
A1
Abstract:
This method for manufacturing a glass roll includes: a conveying step of conveying a glass film G along the longitudinal direction thereof; a cutting step of irradiating the glass film G with laser light L from a laser irradiation device 19 while conveying the glass film G by means of the conveying step and separating 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 roll to form a glass roll R. The cutting step includes a step of winding thread-like detached substances Ge generated from widthwise ends of the product portion Gd onto a rod-shaped collecting member 23 and guiding the wound thread-like detached substances Ge in a predetermined conveyance direction PX using a guiding device 24.

Inventors:
MORI Hiroki (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
KIRIHATA Yohei (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
Application Number:
JP2018/039699
Publication Date:
May 31, 2019
Filing Date:
October 25, 2018
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:
C03B33/03; B65H35/02; C03B33/09
Domestic Patent References:
WO2015098768A12015-07-02
WO2014192482A12014-12-04
WO2014073472A12014-05-15
WO2017208676A12017-12-07
Foreign References:
JPH0671020U1994-10-04
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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