JPS5234542A - Automatic open-close device of fire fan - Google Patents

Automatic open-close device of fire fan

Info

Publication number
JPS5234542A
JPS5234542A JP50110265A JP11026575A JPS5234542A JP S5234542 A JPS5234542 A JP S5234542A JP 50110265 A JP50110265 A JP 50110265A JP 11026575 A JP11026575 A JP 11026575A JP S5234542 A JPS5234542 A JP S5234542A
Authority
JP
Japan
Prior art keywords
close device
automatic open
fan
fire fan
fire
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
JP50110265A
Other languages
Japanese (ja)
Other versions
JPS5530095B2 (en
Inventor
Masao Takahashi
Shigemitsu Shimoyama
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.)
Nabco Ltd
Original Assignee
Nabco 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 Nabco Ltd filed Critical Nabco Ltd
Priority to JP50110265A priority Critical patent/JPS5234542A/en
Publication of JPS5234542A publication Critical patent/JPS5234542A/en
Publication of JPS5530095B2 publication Critical patent/JPS5530095B2/ja
Granted legal-status Critical Current

Links

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Abstract

PURPOSE: To provide a more practical device of easily closing a fire fan manually or automatically and keeping the close-position as well as returning the closed fan to open state.
COPYRIGHT: (C)1977,JPO&Japio
JP50110265A 1975-09-10 1975-09-10 Automatic open-close device of fire fan Granted JPS5234542A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50110265A JPS5234542A (en) 1975-09-10 1975-09-10 Automatic open-close device of fire fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50110265A JPS5234542A (en) 1975-09-10 1975-09-10 Automatic open-close device of fire fan

Publications (2)

Publication Number Publication Date
JPS5234542A true JPS5234542A (en) 1977-03-16
JPS5530095B2 JPS5530095B2 (en) 1980-08-08

Family

ID=14531293

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50110265A Granted JPS5234542A (en) 1975-09-10 1975-09-10 Automatic open-close device of fire fan

Country Status (1)

Country Link
JP (1) JPS5234542A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5484152U (en) * 1977-11-26 1979-06-14

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4883648A (en) * 1972-01-26 1973-11-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4883648A (en) * 1972-01-26 1973-11-07

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5484152U (en) * 1977-11-26 1979-06-14

Also Published As

Publication number Publication date
JPS5530095B2 (en) 1980-08-08

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