Title:
FIREPROOF SASH
Document Type and Number:
Japanese Patent JP2018066243
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To prevent a slide screen from descending by stably supporting the slide screen on a rail of a bottom frame even when a sash roller becomes melted during a fire, and to prevent the glass of the slide screen from being broken or coming off.SOLUTION: The sash comprises a frame body provided in an opening of a building and a slide screen provided inside the frame body so as to be freely opened and closed, the slide screen has a fall regulating member inside a guide groove in a lower rail of a lower stile 22 for preventing the slide screen from falling during a fire, and the fall regulating member includes external and internal projections on both ends in a face direction projecting downward along a guide rail.SELECTED DRAWING: Figure 3
Inventors:
SAWADA AKIHISA
NIIGUCHI TAKAYUKI
MARUIKE ISAMU
NIIGUCHI TAKAYUKI
MARUIKE ISAMU
Application Number:
JP2016207268A
Publication Date:
April 26, 2018
Filing Date:
October 21, 2016
Export Citation:
Assignee:
SANKYO TATEYAMA INC
International Classes:
E06B5/16
Attorney, Agent or Firm:
Eichi International Patent Office