Title:
ガラスロールの製造方法
Document Type and Number:
Japanese Patent JP6883282
Kind Code:
B2
Abstract:
Provided is a method of producing a glass roll including: 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 beam (L) from a laser irradiation apparatus (19) while conveying the glass film (G) by the conveying step, to thereby separate the glass film (G) into a non-product portion (Gc) and a product portion (Gd); and a take-up step of taking up the product portion (Gd) into a roll shape, to thereby form a glass roll (R). The cutting step includes a step of winding a thread-like peeled material (Ge) generated from an end portion of the product portion (Gd) in a width direction around a rod-shaped collecting member (23), and leading the wound thread-like peeled material (Ge) in a predetermined conveying direction (PX) by a leading device (24).
Inventors:
Hiroki Mori
Youhei Kiritaba
Youhei Kiritaba
Application Number:
JP2017226808A
Publication Date:
June 09, 2021
Filing Date:
November 27, 2017
Export Citation:
Assignee:
Nippon Electric Glass Co., Ltd.
International Classes:
C03B33/03; B65H35/02; C03B33/09
Domestic Patent References:
| JP671020U |
Foreign References:
| WO2015098768A1 | ||||
| WO2014192482A1 | ||||
| WO2014073472A1 | ||||
| WO2017208676A1 |
Attorney, Agent or Firm:
Kunihiko Shiromura
Tsuyoshi Kumano
Junya Yamamoto
Tsuyoshi Kumano
Junya Yamamoto