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Title:
METHOD AND DEVICE FOR PRODUCING GLASS SHEET, AND DEVICE FOR CONVEYING GLASS SHEET
Document Type and Number:
WIPO Patent Application WO/2017/199681
Kind Code:
A1
Abstract:
This method for producing a glass sheet includes: a forming step of continuously forming a glass ribbon G2; a first cutting step of cutting the glass ribbon G2 in a width direction and cutting out a glass original sheet G3 from the glass ribbon G2; a conveying step of conveying the glass original sheet G3 in a vertical orientation with a conveying device 4; and a second cutting step of cutting, in a vertical direction, a boundary between a product portion G3a of the glass original sheet G3 and a non-product portion G3b that includes a side edge of the glass original sheet G3 on a conveyance path D of the conveying device 4 during the conveying step, and removing the non-product portion G3b from the glass original sheet G3. The conveying device 4 includes a support portion 41, and a regulating portion 42 that has a regulating gap C1 which is greater than the thickness of a side edge G3w of the glass original sheet G3, and supports an upper edge G3u of the glass original sheet G3 with the support portion 41 in a state where the side edge G3w of the glass original sheet G3 is regulated in the regulating gap C1.

Inventors:
TSUKADA Masao (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
UNO Sakae (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
Application Number:
JP2017/015877
Publication Date:
November 23, 2017
Filing Date:
April 20, 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:
C03B35/20; B28D5/00; B65G49/06; C03B17/06; C03B33/02; H01L21/677
Domestic Patent References:
WO2014139594A12014-09-18
Foreign References:
JP2016026968A2016-02-18
JP2013187389A2013-09-19
JP2014205579A2014-10-30
JP3135359U2007-09-13
JPS5936056A1984-02-28
JPH11246046A1999-09-14
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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