Title:
Draw sash
Document Type and Number:
Japanese Patent JP6322084
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a double sliding sash capable of preventing sealed combustible gas from becoming a high pressure state, by surely sealing the combustible gas generated when a resin part of a door roller melts by heat of a fire.SOLUTION: A double sliding sash comprises a sash frame (a frame body) provided in an opening part of a structure and sashes 3A and 3B slidably provided inside the sash frame via a door roller part (a door roller) 8. A door roller storage part 58 capable of storing the door roller part 8 is formed on a bottom rail 5 of the sashes 3A and 3B. A meeting stile 6 and a stile 7 of the sashes 3A and 3B are formed with a hollow part for communicating with the door roller storage part 58 and a second door roller adjustment hole (a door roller adjustment hole) for communicating the hollow part and an external part, and are provided with a meeting stile lower heating foaming material (a first heating foaming material) 93 and a stile lower heating foaming material (a first heating foaming material) 95 foamable so as to block up the second door roller adjustment hole when heated and to maintain a communication state of the door roller storage part 58 and the hollow part.SELECTED DRAWING: Figure 3
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Inventors:
Taro Amekura
Application Number:
JP2014163567A
Publication Date:
May 09, 2018
Filing Date:
August 11, 2014
Export Citation:
Assignee:
Lixil inc.
International Classes:
E06B5/16; E05D15/06
Domestic Patent References:
| JP2013064265A | ||||
| JP2013113065A | ||||
| JP2014077292A |
Attorney, Agent or Firm:
Sumio Tanai
Suzuki Mitsuyoshi
Kenichi Kawabuchi
Yuichiro Shimizu
Suzuki Mitsuyoshi
Kenichi Kawabuchi
Yuichiro Shimizu
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