JPH0336666U - - Google Patents

Info

Publication number
JPH0336666U
JPH0336666U JP9552289U JP9552289U JPH0336666U JP H0336666 U JPH0336666 U JP H0336666U JP 9552289 U JP9552289 U JP 9552289U JP 9552289 U JP9552289 U JP 9552289U JP H0336666 U JPH0336666 U JP H0336666U
Authority
JP
Japan
Prior art keywords
door
shape memory
memory alloy
fire prevention
fire
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.)
Pending
Application number
JP9552289U
Other languages
Japanese (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 JP9552289U priority Critical patent/JPH0336666U/ja
Publication of JPH0336666U publication Critical patent/JPH0336666U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案に係る形状記憶合金を使用した
ドアにおける火煙侵入防止装置の一実施例を示す
横断平面図、第２図はその火災発生時における状
態を示す横断平面図、第３図は溝型保持金物及び
螺桿の斜視図である。 １……ドア、２……ドア枠、３……凹条溝、４
……受金物、５……防火条片、９……形状記憶合
金部材。 Fig. 1 is a cross-sectional plan view showing an embodiment of the fire and smoke intrusion prevention device for a door using a shape memory alloy according to the present invention, Fig. 2 is a cross-sectional plan view showing the state at the time of a fire outbreak, and Fig. 3 is a perspective view of the groove-shaped holding hardware and the screw rod. 1...Door, 2...Door frame, 3...Concave groove, 4
...Bracket, 5...Fireproof strip, 9...Shape memory alloy member.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ドア枠の戸当り面に沿つて穿設された凹条溝に
嵌着した溝型の受金物に、防火条片を出没自在に
嵌装するとともに、同防火条片と前記受金物との
間に形状記憶合金部材を介装してなり、温度上昇
に伴なう同形状記憶合金部材の変形に伴つて、前
記防火条片が前記受金物より押出され、ドアの外
周面に圧着されるように構成されたことを特徴と
する形状記憶合金を使用したドアにおける火煙侵
入防止装置。 A fire prevention strip is fitted into a groove-shaped bracket fitted in a groove drilled along the doorstop surface of the door frame so as to be able to appear and retract, and a space between the fire prevention strip and the metal bracket is inserted. A shape memory alloy member is interposed in the door, and as the shape memory alloy member deforms as the temperature rises, the fire prevention strip is pushed out from the metal holder and crimped onto the outer peripheral surface of the door. A fire and smoke intrusion prevention device for a door using a shape memory alloy, characterized in that the device is configured as follows.
JP9552289U 1989-08-16 1989-08-16 Pending JPH0336666U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9552289U JPH0336666U (en) 1989-08-16 1989-08-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9552289U JPH0336666U (en) 1989-08-16 1989-08-16

Publications (1)

Publication Number Publication Date
JPH0336666U true JPH0336666U (en) 1991-04-10

Family

ID=31644780

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9552289U Pending JPH0336666U (en) 1989-08-16 1989-08-16

Country Status (1)

Country Link
JP (1) JPH0336666U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102270855B1 (en) * 2020-09-18 2021-06-28 김용현 Fire door assemblies

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59179982A (en) * 1983-03-31 1984-10-12 国産金属工業株式会社 Release for locking bolt
JPS60159257A (en) * 1984-01-31 1985-08-20 株式会社富士電機総合研究所 Engagement apparatus of fire-proof door

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59179982A (en) * 1983-03-31 1984-10-12 国産金属工業株式会社 Release for locking bolt
JPS60159257A (en) * 1984-01-31 1985-08-20 株式会社富士電機総合研究所 Engagement apparatus of fire-proof door

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102270855B1 (en) * 2020-09-18 2021-06-28 김용현 Fire door assemblies

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