JPH071366Y2 - 換気装置 - Google Patents

換気装置

Info

Publication number
JPH071366Y2
JPH071366Y2 JP1988109035U JP10903588U JPH071366Y2 JP H071366 Y2 JPH071366 Y2 JP H071366Y2 JP 1988109035 U JP1988109035 U JP 1988109035U JP 10903588 U JP10903588 U JP 10903588U JP H071366 Y2 JPH071366 Y2 JP H071366Y2
Authority
JP
Japan
Prior art keywords
damper
crank arm
link
main body
plate
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 - Lifetime
Application number
JP1988109035U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0230412U (US07902200-20110308-C00004.png
Inventor
敏夫 千々石
一義 大下
Original Assignee
ワイケイケイ株式会社
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 ワイケイケイ株式会社 filed Critical ワイケイケイ株式会社
Priority to JP1988109035U priority Critical patent/JPH071366Y2/ja
Publication of JPH0230412U publication Critical patent/JPH0230412U/ja
Application granted granted Critical
Publication of JPH071366Y2 publication Critical patent/JPH071366Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
  • Building Environments (AREA)
JP1988109035U 1988-08-22 1988-08-22 換気装置 Expired - Lifetime JPH071366Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988109035U JPH071366Y2 (ja) 1988-08-22 1988-08-22 換気装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988109035U JPH071366Y2 (ja) 1988-08-22 1988-08-22 換気装置

Publications (2)

Publication Number Publication Date
JPH0230412U JPH0230412U (US07902200-20110308-C00004.png) 1990-02-27
JPH071366Y2 true JPH071366Y2 (ja) 1995-01-18

Family

ID=31344920

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988109035U Expired - Lifetime JPH071366Y2 (ja) 1988-08-22 1988-08-22 換気装置

Country Status (1)

Country Link
JP (1) JPH071366Y2 (US07902200-20110308-C00004.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5574372B2 (ja) * 2010-06-15 2014-08-20 株式会社豊和 自然換気装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02582Y2 (US07902200-20110308-C00004.png) * 1985-01-30 1990-01-09

Also Published As

Publication number Publication date
JPH0230412U (US07902200-20110308-C00004.png) 1990-02-27

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