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JPS5377315A - Motor-driven fan - Google Patents

Motor-driven fan

Info

Publication number
JPS5377315A
JPS5377315A JP15372176A JP15372176A JPS5377315A JP S5377315 A JPS5377315 A JP S5377315A JP 15372176 A JP15372176 A JP 15372176A JP 15372176 A JP15372176 A JP 15372176A JP S5377315 A JPS5377315 A JP S5377315A
Authority
JP
Japan
Prior art keywords
motor
driven fan
flow path
guide blades
return flow
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
JP15372176A
Other languages
Japanese (ja)
Inventor
Sadao Akishita
Yutaka Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP15372176A priority Critical patent/JPS5377315A/en
Publication of JPS5377315A publication Critical patent/JPS5377315A/en
Pending legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

PURPOSE: To reduce the absolute rpm at the inlet of the guide blades also improve the efficiency and greatly reduce noise by providing axial-flow guide blades within a casing, which surrounds an impeller and forms a return flow path, on the inlet side of return flow path.
COPYRIGHT: (C)1978,JPO&Japio
JP15372176A 1976-12-21 1976-12-21 Motor-driven fan Pending JPS5377315A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15372176A JPS5377315A (en) 1976-12-21 1976-12-21 Motor-driven fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15372176A JPS5377315A (en) 1976-12-21 1976-12-21 Motor-driven fan

Publications (1)

Publication Number Publication Date
JPS5377315A true JPS5377315A (en) 1978-07-08

Family

ID=15568637

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15372176A Pending JPS5377315A (en) 1976-12-21 1976-12-21 Motor-driven fan

Country Status (1)

Country Link
JP (1) JPS5377315A (en)

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