JPS51133950A - Pressure type ventilating fa n - Google Patents

Pressure type ventilating fa n

Info

Publication number
JPS51133950A
JPS51133950A JP5733275A JP5733275A JPS51133950A JP S51133950 A JPS51133950 A JP S51133950A JP 5733275 A JP5733275 A JP 5733275A JP 5733275 A JP5733275 A JP 5733275A JP S51133950 A JPS51133950 A JP S51133950A
Authority
JP
Japan
Prior art keywords
pressure type
type ventilating
duct
ventilating
pressure
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
JP5733275A
Other languages
Japanese (ja)
Inventor
Hideo Shironaga
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 JP5733275A priority Critical patent/JPS51133950A/en
Publication of JPS51133950A publication Critical patent/JPS51133950A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To provide a pressure type fan that is capable of easy measurement of actual duct resistance; that is, static pressure in a duct after a ventilating fan body is mounted in a duct.
COPYRIGHT: (C)1976,JPO&Japio
JP5733275A 1975-05-16 1975-05-16 Pressure type ventilating fa n Pending JPS51133950A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5733275A JPS51133950A (en) 1975-05-16 1975-05-16 Pressure type ventilating fa n

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5733275A JPS51133950A (en) 1975-05-16 1975-05-16 Pressure type ventilating fa n

Publications (1)

Publication Number Publication Date
JPS51133950A true JPS51133950A (en) 1976-11-20

Family

ID=13052604

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5733275A Pending JPS51133950A (en) 1975-05-16 1975-05-16 Pressure type ventilating fa n

Country Status (1)

Country Link
JP (1) JPS51133950A (en)

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