Title:
VACUUM MULTILAYERED GLASS PANEL
Document Type and Number:
WIPO Patent Application WO/2022/209273
Kind Code:
A1
Abstract:
A vacuum multilayered glass panel comprising: a pair of glass plates 1A, 1B which are disposed opposite to each other; a plurality of distance-keeping members which are disposed in a space formed between the pair of glass plates 1A, 1B; a peripheral-edge sealing material 11 which seals a space at the peripheral edge 3 of the pair of glass plates 1A, 1B; and a vacuum hole sealing material 15 for sealing a vacuum hole 4, which is formed in one of the pair of glass plates 1A, 1B so as to penetrate from the front face to the back face thereof, in a state where the space between glass plates is decompressed via said vacuum hole 4, wherein the center of the vacuum hole 4 is positioned at a place that is separated from an edge 3A of the pair of glass plates 1A, 1B by a distance of 10-100 mm, and the upper limit of the weight of the vacuum hole sealing material 15 is calculated on the basis of a mathematical formula.
Inventors:
MIKI ATSUSHI (JP)
NAKAZAWA TATSUHIRO (JP)
NAKAZAWA TATSUHIRO (JP)
Application Number:
PCT/JP2022/004212
Publication Date:
October 06, 2022
Filing Date:
February 03, 2022
Export Citation:
Assignee:
NIPPON SHEET GLASS CO LTD (JP)
International Classes:
C03C27/06; E06B3/677
Domestic Patent References:
| WO2019093323A1 | 2019-05-16 | |||
| WO2019093319A1 | 2019-05-16 | |||
| WO2019093320A1 | 2019-05-16 | |||
| WO2013132869A1 | 2013-09-12 | |||
| WO2019093323A1 | 2019-05-16 |
Foreign References:
| JP2001180985A | 2001-07-03 | |||
| JP2002012455A | 2002-01-15 | |||
| JP2018188341A | 2018-11-29 | |||
| JP2015526609A | 2015-09-10 |
Attorney, Agent or Firm:
R&C IP LAW FIRM (JP)
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