JPS5258246A - Ventilation fan - Google Patents

Ventilation fan

Info

Publication number
JPS5258246A
JPS5258246A JP50132936A JP13293675A JPS5258246A JP S5258246 A JPS5258246 A JP S5258246A JP 50132936 A JP50132936 A JP 50132936A JP 13293675 A JP13293675 A JP 13293675A JP S5258246 A JPS5258246 A JP S5258246A
Authority
JP
Japan
Prior art keywords
ventilation fan
intake port
turbulence
partition plate
opening
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
JP50132936A
Other languages
Japanese (ja)
Other versions
JPS5749812B2 (en
Inventor
Sakae Kamata
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50132936A priority Critical patent/JPS5258246A/en
Publication of JPS5258246A publication Critical patent/JPS5258246A/en
Publication of JPS5749812B2 publication Critical patent/JPS5749812B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To prevent disorder and turbulence and to reduce noises in such a way that a bell mouth is provided on a side of an air intake port whose plane surface at its opening is provided with a small gap on a back side plane of a partition plate of intake port.
COPYRIGHT: (C)1977,JPO&Japio
JP50132936A 1975-11-07 1975-11-07 Ventilation fan Granted JPS5258246A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50132936A JPS5258246A (en) 1975-11-07 1975-11-07 Ventilation fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50132936A JPS5258246A (en) 1975-11-07 1975-11-07 Ventilation fan

Publications (2)

Publication Number Publication Date
JPS5258246A true JPS5258246A (en) 1977-05-13
JPS5749812B2 JPS5749812B2 (en) 1982-10-23

Family

ID=15092952

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50132936A Granted JPS5258246A (en) 1975-11-07 1975-11-07 Ventilation fan

Country Status (1)

Country Link
JP (1) JPS5258246A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58200429A (en) * 1982-05-18 1983-11-22 Matsushita Electric Ind Co Ltd Magnetic recording medium

Also Published As

Publication number Publication date
JPS5749812B2 (en) 1982-10-23

Similar Documents

Publication Publication Date Title
JPS56118593A (en) Blower
JPS5699893A (en) Air intake duct for outboard-engine
SE9202850D0 (en) INLET BELL FOR CENTRIFUGAL FANS
JPS5258246A (en) Ventilation fan
JPS53127731A (en) Reflux fan in copier
JPS5338821A (en) Controller for exhaust reflux
JPS53138507A (en) Centrifugal type blower
JPS5262717A (en) Low noise type turbulent blower
JPS5351644A (en) Air conditioner
JPS5377318A (en) Motor-driven fan
JPS55148999A (en) Blower
JPS5454437A (en) Air harmonizing device
JPS539421A (en) Cooler for electronic devices
JPS52153213A (en) Electric fan
JPS53113917A (en) Vibration preventing air cleaner
GB1302043A (en)
JPS51137044A (en) A cooling apparatus of the internal combustion engine
JPS5297010A (en) Exhasut air silencer
JPS51147033A (en) Smoke exhaust system
JPS54115539A (en) Ventilator
JPS524212A (en) Magnet sheet unit
JPS53143903A (en) Air ventilator for rotary electric machine
JPS5459606A (en) Cross-flow type fan
JPS53126746A (en) Flow switch for ventilation fan
JPS526827A (en) Recirculation device for exhaust gas