JPH0422204Y2 - - Google Patents

Info

Publication number
JPH0422204Y2
JPH0422204Y2 JP3564087U JP3564087U JPH0422204Y2 JP H0422204 Y2 JPH0422204 Y2 JP H0422204Y2 JP 3564087 U JP3564087 U JP 3564087U JP 3564087 U JP3564087 U JP 3564087U JP H0422204 Y2 JPH0422204 Y2 JP H0422204Y2
Authority
JP
Japan
Prior art keywords
damper
ventilation
weight
cylindrical body
ventilation passage
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.)
Expired
Application number
JP3564087U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63142647U (en]
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 filed Critical
Priority to JP3564087U priority Critical patent/JPH0422204Y2/ja
Publication of JPS63142647U publication Critical patent/JPS63142647U/ja
Application granted granted Critical
Publication of JPH0422204Y2 publication Critical patent/JPH0422204Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Air-Flow Control Members (AREA)
JP3564087U 1987-03-11 1987-03-11 Expired JPH0422204Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3564087U JPH0422204Y2 (en]) 1987-03-11 1987-03-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3564087U JPH0422204Y2 (en]) 1987-03-11 1987-03-11

Publications (2)

Publication Number Publication Date
JPS63142647U JPS63142647U (en]) 1988-09-20
JPH0422204Y2 true JPH0422204Y2 (en]) 1992-05-20

Family

ID=30845306

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3564087U Expired JPH0422204Y2 (en]) 1987-03-11 1987-03-11

Country Status (1)

Country Link
JP (1) JPH0422204Y2 (en])

Also Published As

Publication number Publication date
JPS63142647U (en]) 1988-09-20

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