JPS5295865A - Device for opening and closing wind pressure type shutter for ventilat ion fans - Google Patents

Device for opening and closing wind pressure type shutter for ventilat ion fans

Info

Publication number
JPS5295865A
JPS5295865A JP1366676A JP1366676A JPS5295865A JP S5295865 A JPS5295865 A JP S5295865A JP 1366676 A JP1366676 A JP 1366676A JP 1366676 A JP1366676 A JP 1366676A JP S5295865 A JPS5295865 A JP S5295865A
Authority
JP
Japan
Prior art keywords
opening
pressure type
wind pressure
ventilat
type shutter
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
JP1366676A
Other languages
Japanese (ja)
Inventor
Mamoru Okamura
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Priority to JP1366676A priority Critical patent/JPS5295865A/en
Publication of JPS5295865A publication Critical patent/JPS5295865A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To provide a device for opening and closing wind pressure type shutters which permits removing the flapping of a shutter occurring due to the difference between the pressures inside and outside a room when the shutter is stopped.
COPYRIGHT: (C)1977,JPO&Japio
JP1366676A 1976-02-09 1976-02-09 Device for opening and closing wind pressure type shutter for ventilat ion fans Pending JPS5295865A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1366676A JPS5295865A (en) 1976-02-09 1976-02-09 Device for opening and closing wind pressure type shutter for ventilat ion fans

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1366676A JPS5295865A (en) 1976-02-09 1976-02-09 Device for opening and closing wind pressure type shutter for ventilat ion fans

Publications (1)

Publication Number Publication Date
JPS5295865A true JPS5295865A (en) 1977-08-11

Family

ID=11839510

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1366676A Pending JPS5295865A (en) 1976-02-09 1976-02-09 Device for opening and closing wind pressure type shutter for ventilat ion fans

Country Status (1)

Country Link
JP (1) JPS5295865A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01151142U (en) * 1988-04-09 1989-10-18
JP2011080650A (en) * 2009-10-05 2011-04-21 Fulta Electric Machinery Co Ltd Highly airtight shutter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01151142U (en) * 1988-04-09 1989-10-18
JP2011080650A (en) * 2009-10-05 2011-04-21 Fulta Electric Machinery Co Ltd Highly airtight shutter

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