Title:
防火用耐熱板ガラス
Document Type and Number:
Japanese Patent JP4738688
Kind Code:
B2
Abstract:
A heat-resistant plate glass which is composed of a glass plate main body (3A) having a reinforcing treatment applied thereto and which combines a reinforced performance as heat-resistant plate glass with ornamentality. An ornamental portion (12) is provided in the region of the plate surface of the glass plate main body (3A) except at least one end edge. This ornamental portion (12) can be formed in the region except for the entire peripheral edge of the glass plate main body (3A), and if the ridge is formed so that it is smooth over the entire end edge of the glass plate main body (3A), the thermal stress produced in the end edge of the glass plate when a fire occurs can be reduced even if the ornamental portion (12) is provided.
Inventors:
Seiji Ikeuchi
Sugiura
Masashi Kikuta
Yasuto Kinoshita
Shigeki Obana
Sugiura
Masashi Kikuta
Yasuto Kinoshita
Shigeki Obana
Application Number:
JP2001533076A
Publication Date:
August 03, 2011
Filing Date:
October 18, 2000
Export Citation:
Assignee:
NIPPON SHEET GLASS COMPANY,LIMITED
International Classes:
C03C19/00; B44C1/22; B44C5/04; C03C15/00; E06B3/70; E06B5/16
Domestic Patent References:
| JPS6236039A | 1987-02-17 | |||
| JPS62275041A | 1987-11-30 | |||
| JPH0971429A | 1997-03-18 |
Attorney, Agent or Firm:
Shuichiro Kitamura
Mountain Saki Tetsuya
Mountain Saki Tetsuya