JPS60185138U - ventilation fan - Google Patents

ventilation fan

Info

Publication number
JPS60185138U
JPS60185138U JP7219084U JP7219084U JPS60185138U JP S60185138 U JPS60185138 U JP S60185138U JP 7219084 U JP7219084 U JP 7219084U JP 7219084 U JP7219084 U JP 7219084U JP S60185138 U JPS60185138 U JP S60185138U
Authority
JP
Japan
Prior art keywords
casing
ventilation fan
outer casing
impeller
spiral shape
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
JP7219084U
Other languages
Japanese (ja)
Inventor
尾関　謙一
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP7219084U priority Critical patent/JPS60185138U/en
Publication of JPS60185138U publication Critical patent/JPS60185138U/en
Pending legal-status Critical Current

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  • Structures Of Non-Positive Displacement Pumps (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]

図面は本考案の一実施例を示したものにて、第１図は全
体の縦断面図、第２図は同分解斜視図、第３図は主要部
の拡大断面図である。 図中、１は外筐、３は天板、８は羽根車、１０はケーシ
ング、１１は段部、１２は仕切板、１３は吸気口、１４
は段部である。The drawings show an embodiment of the present invention, in which FIG. 1 is an overall vertical sectional view, FIG. 2 is an exploded perspective view, and FIG. 3 is an enlarged sectional view of the main parts. In the figure, 1 is the outer casing, 3 is the top plate, 8 is the impeller, 10 is the casing, 11 is the step, 12 is the partition plate, 13 is the intake port, 14
is a step.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 外筐の内部に羽根車を配設し、該羽根車を、渦巻状に曲
成して撓ませつつ挿入されるケーシングと吸気口を有す
る仕切板並びに前記外筐の天板部とで覆う様にしたもの
であって、その仕切板及び外筐天板部の少なくとも何れ
か一方に前記ケーシングの復元を規制し渦巻状の形状め
をする段部を該ケーシングの全部又は殆ど全部の長さで
設けたことを特徴とする換気扇。An impeller is disposed inside the outer casing, and the impeller is covered with a casing that is inserted while being bent in a spiral shape, a partition plate having an intake port, and a top plate portion of the outer casing. , wherein at least one of the partition plate and the top plate of the outer casing is provided with a stepped portion that restricts the restoration of the casing and forms a spiral shape over the entire or almost entire length of the casing. A ventilation fan characterized by the fact that it is equipped with a ventilation fan.
JP7219084U 1984-05-16 1984-05-16 ventilation fan Pending JPS60185138U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7219084U JPS60185138U (en) 1984-05-16 1984-05-16 ventilation fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7219084U JPS60185138U (en) 1984-05-16 1984-05-16 ventilation fan

Publications (1)

Publication Number Publication Date
JPS60185138U true JPS60185138U (en) 1985-12-07

Family

ID=30610373

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7219084U Pending JPS60185138U (en) 1984-05-16 1984-05-16 ventilation fan

Country Status (1)

Country Link
JP (1) JPS60185138U (en)

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