JPS6123345U - 鉄蓋の鍵孔よりマンホールへ雨水の進入を防止する構造体 - Google Patents

鉄蓋の鍵孔よりマンホールへ雨水の進入を防止する構造体

Info

Publication number
JPS6123345U
JPS6123345U JP10447984U JP10447984U JPS6123345U JP S6123345 U JPS6123345 U JP S6123345U JP 10447984 U JP10447984 U JP 10447984U JP 10447984 U JP10447984 U JP 10447984U JP S6123345 U JPS6123345 U JP S6123345U
Authority
JP
Japan
Prior art keywords
lid
keyhole
manhole
entering
iron cover
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
JP10447984U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0333794Y2 (en:Method
Inventor
武治 安部
Original Assignee
日豊金属工業株式会社
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 日豊金属工業株式会社 filed Critical 日豊金属工業株式会社
Priority to JP10447984U priority Critical patent/JPS6123345U/ja
Publication of JPS6123345U publication Critical patent/JPS6123345U/ja
Application granted granted Critical
Publication of JPH0333794Y2 publication Critical patent/JPH0333794Y2/ja
Granted legal-status Critical Current

Links

JP10447984U 1984-07-12 1984-07-12 鉄蓋の鍵孔よりマンホールへ雨水の進入を防止する構造体 Granted JPS6123345U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10447984U JPS6123345U (ja) 1984-07-12 1984-07-12 鉄蓋の鍵孔よりマンホールへ雨水の進入を防止する構造体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10447984U JPS6123345U (ja) 1984-07-12 1984-07-12 鉄蓋の鍵孔よりマンホールへ雨水の進入を防止する構造体

Publications (2)

Publication Number Publication Date
JPS6123345U true JPS6123345U (ja) 1986-02-12
JPH0333794Y2 JPH0333794Y2 (en:Method) 1991-07-17

Family

ID=30663828

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10447984U Granted JPS6123345U (ja) 1984-07-12 1984-07-12 鉄蓋の鍵孔よりマンホールへ雨水の進入を防止する構造体

Country Status (1)

Country Link
JP (1) JPS6123345U (en:Method)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232968U (en:Method) * 1975-08-29 1977-03-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232968U (en:Method) * 1975-08-29 1977-03-08

Also Published As

Publication number Publication date
JPH0333794Y2 (en:Method) 1991-07-17

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