JPH02126098U - - Google Patents

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Publication number
JPH02126098U
JPH02126098U JP3483889U JP3483889U JPH02126098U JP H02126098 U JPH02126098 U JP H02126098U JP 3483889 U JP3483889 U JP 3483889U JP 3483889 U JP3483889 U JP 3483889U JP H02126098 U JPH02126098 U JP H02126098U
Authority
JP
Japan
Prior art keywords
casing
centrifugal blower
gap
bell mouth
winding
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
JP3483889U
Other languages
English (en)
Other versions
JPH0744797Y2 (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 JP1989034838U priority Critical patent/JPH0744797Y2/ja
Publication of JPH02126098U publication Critical patent/JPH02126098U/ja
Application granted granted Critical
Publication of JPH0744797Y2 publication Critical patent/JPH0744797Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Structures Of Non-Positive Displacement Pumps (AREA)

Description

【図面の簡単な説明】
第1図aは本考案の第一の実施例に係る遠心送
風機の断面図、同図bは同図aに於けるb―b断
面図、第2図は本考案の第二の実施例に係る遠心
送風機の断面図、第3図aは本考案の第三の実施
例に係る遠心送風機の断面図、同図bは同図aに
於けるb―b断面図、第4図aは従来の遠心送風
機の断面図、同図bは同図aに於けるb―b断面
図である。 1……遠心送風機、2……ケーシング、3……
吸込流れ、4……ベルマウス、5……吐出口、6
……ノーズ、9……隙間、10……隙間から吸引
される流れ、11……羽根車、13……ベルマウ
スの外周、14……返り。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 渦巻状のケーシングを備えた遠心送風機に
    おいて、上記ケーシングの巻き初めから吐出し方
    向に所定のスクロール角度までの領域で上記ケー
    シングのベルマウス出口縁に外周方向の返りを設
    けたことを特徴とする遠心送風機。 (2) 渦巻状のケーシングを備えた遠心送風機に
    おいて、上記ケーシングの巻き初めから吐出し方
    向に所定のスクロール角度までの領域でベルマウ
    スと羽根車端面間の隙間を他の部分の隙間よりも
    小さくしたことを特徴とする遠心送風機。
JP1989034838U 1989-03-29 1989-03-29 遠心送風機 Expired - Fee Related JPH0744797Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989034838U JPH0744797Y2 (ja) 1989-03-29 1989-03-29 遠心送風機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989034838U JPH0744797Y2 (ja) 1989-03-29 1989-03-29 遠心送風機

Publications (2)

Publication Number Publication Date
JPH02126098U true JPH02126098U (ja) 1990-10-17
JPH0744797Y2 JPH0744797Y2 (ja) 1995-10-11

Family

ID=31539663

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989034838U Expired - Fee Related JPH0744797Y2 (ja) 1989-03-29 1989-03-29 遠心送風機

Country Status (1)

Country Link
JP (1) JPH0744797Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005291048A (ja) * 2004-03-31 2005-10-20 Japan Servo Co Ltd 遠心ファンのケーシング

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62271997A (ja) * 1986-05-20 1987-11-26 Matsushita Seiko Co Ltd 遠心力型送風機

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62271997A (ja) * 1986-05-20 1987-11-26 Matsushita Seiko Co Ltd 遠心力型送風機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005291048A (ja) * 2004-03-31 2005-10-20 Japan Servo Co Ltd 遠心ファンのケーシング

Also Published As

Publication number Publication date
JPH0744797Y2 (ja) 1995-10-11

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees