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Patent Searching and Data


Title:
METHOD AND DEVICE FOR MANUFACTURING GLASS ARTICLE
Document Type and Number:
WIPO Patent Application WO/2019/124017
Kind Code:
A1
Abstract:
The method for manufacturing a glass article is provided with a preheating step S1 that heats a transfer pipe 7 and a transfer step S4 in which molten glass is passed through the interior of the transfer pipe 7 after the preheating step S1. The transfer pipe 7 is provided with a tubular body 8 and flanges 9a, 9b formed at the ends of the body 8. The body 8 is held by a refractory 10. The preheating step S1 includes an external force application step that applies external force F to the transfer pipe 7 and extends the transfer pipe 7.

Inventors:
TAMAMURA Shusaku (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
OKAMOTO Shusuke (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
TENYAMA Kazuyuki (7-1, Seiran 2-chome, Otsu-sh, Shiga 39, 〒5208639, JP)
Application Number:
JP2018/043953
Publication Date:
June 27, 2019
Filing Date:
November 29, 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:
C03B5/42; F27D3/14
Foreign References:
JP2013216535A2013-10-24
JP2014009125A2014-01-20
JPH02180720A1990-07-13
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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