Title:
GLASS PLATE MANUFACTURING METHOD AND GLASS PLATE
Document Type and Number:
WIPO Patent Application WO/2021/131421
Kind Code:
A1
Abstract:
This glass plate manufacturing method includes: a first processing step S1 for processing an end section GE of a glass plate G with a first grindstone 1; and a second processing step S2 for polishing, with a second grindstone 2, the end section GE of the glass plate G that has undergone the first processing step S1. In the second processing step S2, while the second grindstone 2 is relatively moved in the longitudinal direction of the end section GE of the glass plate G, the second grindstone 2 is relatively moved in the thickness direction of the glass plate G.
Inventors:
TAWADA YU (JP)
HOSHINO YOSHINOBU (JP)
MATSUMOTO NAOYUKI (JP)
HOSHINO YOSHINOBU (JP)
MATSUMOTO NAOYUKI (JP)
Application Number:
PCT/JP2020/043041
Publication Date:
July 01, 2021
Filing Date:
November 18, 2020
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO (JP)
International Classes:
B24B9/10; C03C19/00
Domestic Patent References:
| WO2017030112A1 | 2017-02-23 |
Foreign References:
| JP2006289575A | 2006-10-26 | |||
| JPH11165247A | 1999-06-22 | |||
| JPS5131993A | 1976-03-18 | |||
| JP2015223669A | 2015-12-14 | |||
| JP2012101327A | 2012-05-31 | |||
| JP2015058507A | 2015-03-30 | |||
| JP2018012613A | 2018-01-25 | |||
| US7001249B1 | 2006-02-21 |
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (JP)
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