JPH01112292U - - Google Patents

Info

Publication number
JPH01112292U
JPH01112292U JP759888U JP759888U JPH01112292U JP H01112292 U JPH01112292 U JP H01112292U JP 759888 U JP759888 U JP 759888U JP 759888 U JP759888 U JP 759888U JP H01112292 U JPH01112292 U JP H01112292U
Authority
JP
Japan
Prior art keywords
door
cylindrical shape
fireproof
diameter
thickness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP759888U
Other languages
English (en)
Other versions
JPH076467Y2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988007598U priority Critical patent/JPH076467Y2/ja
Publication of JPH01112292U publication Critical patent/JPH01112292U/ja
Application granted granted Critical
Publication of JPH076467Y2 publication Critical patent/JPH076467Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Extensible Doors And Revolving Doors (AREA)

Description

【図面の簡単な説明】
第１図は本考案耐火シエルター用の扉の一例の
開扉状態の平断面図、第２図は同じく閉扉状態の
平断面図、第３図は開扉状態の正断面図、第４図
は火災時の延焼時間と上昇温度との関係の一例を
示す温度―時間線図である。 １……壁面、１ａ……耐火層、１ｂ……空気層
、１ｃ……断熱層、２……開口部、３……扉、３
ａ……耐火層、３ｂ……貫通口、３ｃ……断熱層
、４……耐火、耐熱シール部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 所定厚みに形成された耐火シエルターの壁面に
    、その壁面の厚みより大きな直径を有し且つ平面
    円筒状をなすように開口部を形成する一方、この
    平面円筒状をなす開口部に、当該開口部の円筒状
    に略合致する大きさの円柱体であつて、その直径
    上において適宜高さを有する貫通口を形成した扉
    体を回転、固定自在に嵌装したことを特徴とする
    耐火シエルターの扉。
JP1988007598U 1988-01-26 1988-01-26 耐火シェルターの扉 Expired - Lifetime JPH076467Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988007598U JPH076467Y2 (ja) 1988-01-26 1988-01-26 耐火シェルターの扉

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988007598U JPH076467Y2 (ja) 1988-01-26 1988-01-26 耐火シェルターの扉

Publications (2)

Publication Number Publication Date
JPH01112292U true JPH01112292U (ja) 1989-07-28
JPH076467Y2 JPH076467Y2 (ja) 1995-02-15

Family

ID=31212740

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988007598U Expired - Lifetime JPH076467Y2 (ja) 1988-01-26 1988-01-26 耐火シェルターの扉

Country Status (1)

Country Link
JP (1) JPH076467Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110566224A (zh) * 2019-10-18 2019-12-13 中铁第一勘察设计院集团有限公司 地下工程转动隐蔽式洞门系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4937449A (ja) * 1972-08-11 1974-04-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4937449A (ja) * 1972-08-11 1974-04-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110566224A (zh) * 2019-10-18 2019-12-13 中铁第一勘察设计院集团有限公司 地下工程转动隐蔽式洞门系统
CN110566224B (zh) * 2019-10-18 2024-04-30 中铁第一勘察设计院集团有限公司 地下工程转动隐蔽式洞门系统

Also Published As

Publication number Publication date
JPH076467Y2 (ja) 1995-02-15

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