JPS5827640U - Duct with safety device - Google Patents

Duct with safety device

Info

Publication number
JPS5827640U
JPS5827640U JP11949181U JP11949181U JPS5827640U JP S5827640 U JPS5827640 U JP S5827640U JP 11949181 U JP11949181 U JP 11949181U JP 11949181 U JP11949181 U JP 11949181U JP S5827640 U JPS5827640 U JP S5827640U
Authority
JP
Japan
Prior art keywords
duct
safety device
air intake
intake hole
damper
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
JP11949181U
Other languages
Japanese (ja)
Inventor
奈良橋　辰郎
Original Assignee
株式会社クボタ
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 by 株式会社クボタ filed Critical 株式会社クボタ
Priority to JP11949181U priority Critical patent/JPS5827640U/en
Publication of JPS5827640U publication Critical patent/JPS5827640U/en
Pending legal-status Critical Current

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  • Air Supply (AREA)
  • Air-Flow Control Members (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来のダクト構造を示す一部切除側面図、第２
図は本考案に係る安全装置を例示する一部切除側面図、
第３図は要部拡大斜視図、第４゜５図は他の実施例を示
す一部切除斜視図である。 １・・・ダクト１．２・・・排出口、３・・・ブロワ−
１４・・・ダンパ、５・・・安全装置、６・・・安全弁
、７・・・空気取り入れ孔、８・・・枢軸、９・・・軸
受、１０・・・安全蓋、１１・・・嵌合筒。Figure 1 is a partially cutaway side view showing the conventional duct structure;
The figure is a partially cutaway side view illustrating the safety device according to the present invention.
FIG. 3 is an enlarged perspective view of the main part, and FIG. 4-5 is a partially cutaway perspective view showing another embodiment. 1...Duct 1.2...Discharge port, 3...Blower
14... Damper, 5... Safety device, 6... Safety valve, 7... Air intake hole, 8... Pivot, 9... Bearing, 10... Safety lid, 11... Fitting tube.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ダンパ取り付は位置の下流側のダクト壁に空気取り入れ
孔を形成すると共に、該空気取り入れ孔の内側にダクト
内の圧力が負圧になったときのみ内側に向けて開放する
安全弁を設けたことを特徴とする安全装置付ダクト。The damper is installed by forming an air intake hole in the duct wall on the downstream side of the location, and installing a safety valve inside the air intake hole that opens inward only when the pressure inside the duct becomes negative pressure. A duct with a safety device featuring:
JP11949181U 1981-08-11 1981-08-11 Duct with safety device Pending JPS5827640U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11949181U JPS5827640U (en) 1981-08-11 1981-08-11 Duct with safety device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11949181U JPS5827640U (en) 1981-08-11 1981-08-11 Duct with safety device

Publications (1)

Publication Number Publication Date
JPS5827640U true JPS5827640U (en) 1983-02-22

Family

ID=29913553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11949181U Pending JPS5827640U (en) 1981-08-11 1981-08-11 Duct with safety device

Country Status (1)

Country Link
JP (1) JPS5827640U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61204463U (en) * 1985-06-14 1986-12-23
KR101123814B1 (en) 2011-08-01 2012-03-16 김영길 Safety valve for filter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61204463U (en) * 1985-06-14 1986-12-23
JPH048757Y2 (en) * 1985-06-14 1992-03-05
KR101123814B1 (en) 2011-08-01 2012-03-16 김영길 Safety valve for filter

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