Title:
FIREPROOF WINDOW
Document Type and Number:
Japanese Patent JP2589443
Kind Code:
B2
Abstract:
PURPOSE: To prevent a window-pane from coming off by forming the external flanges of upper and lower window frames in a long size and internal flanges in a short size, screwing beads to the internal flanges and superposing and fixing the external long sides of the beads to the internal flanges.
CONSTITUTION: In upper and lower window frames 1. U-shaped sectional external flanges 3 constituting glass fitting groove sections 2 are formed in a long size and internal flanges 4 in a short size. Glass 5 with wire nettings is fitted into the groove sections 2, tabular rigid non-combustible sealing materials 6 as backup materials are inserted among the glass 5 and the external flanges 3 as inserting materials, and soft non-combustible fillers 7 are inserted among the glass 5 and the internal flanges 4 as inserting materials. Approximately J-shaped sectional beads 8 are superposed on the internal flanges 4 and fixed by screws 9 while the external long sides 10 of the beads 8 are stacked on the internal flanges 4, and the beads 8 are inserted and fastened into the groove sections 2. Glass fitting grooves 12 are formed to left and right vertical window frames, and tabular rigid non-combustible sealing material 13 and soft non-combustible fillers 14 are put in as inserting materials, thus fixing the glass 5.
Inventors:
SATO TADASHI
Application Number:
JP8998393A
Publication Date:
March 12, 1997
Filing Date:
April 16, 1993
Export Citation:
Assignee:
TETSUYA KOGYO KK
International Classes:
E06B5/16; E06B3/58; (IPC1-7): E06B5/16; E06B3/58
Domestic Patent References:
| JP55107586U |
Attorney, Agent or Firm:
Toshi Hisamon