JPS59129946U - 内圧逃し機構付のマンホ−ル蓋 - Google Patents

内圧逃し機構付のマンホ−ル蓋

Info

Publication number
JPS59129946U
JPS59129946U JP2229083U JP2229083U JPS59129946U JP S59129946 U JPS59129946 U JP S59129946U JP 2229083 U JP2229083 U JP 2229083U JP 2229083 U JP2229083 U JP 2229083U JP S59129946 U JPS59129946 U JP S59129946U
Authority
JP
Japan
Prior art keywords
shelf
hinge
receiving frame
recessed part
manhole 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
JP2229083U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6219715Y2 (enrdf_load_stackoverflow
Inventor
安部　武治
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 JP2229083U priority Critical patent/JPS59129946U/ja
Publication of JPS59129946U publication Critical patent/JPS59129946U/ja
Application granted granted Critical
Publication of JPS6219715Y2 publication Critical patent/JPS6219715Y2/ja
Granted legal-status Critical Current

Links

JP2229083U 1983-02-19 1983-02-19 内圧逃し機構付のマンホ−ル蓋 Granted JPS59129946U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2229083U JPS59129946U (ja) 1983-02-19 1983-02-19 内圧逃し機構付のマンホ−ル蓋

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2229083U JPS59129946U (ja) 1983-02-19 1983-02-19 内圧逃し機構付のマンホ−ル蓋

Publications (2)

Publication Number Publication Date
JPS59129946U true JPS59129946U (ja) 1984-08-31
JPS6219715Y2 JPS6219715Y2 (enrdf_load_stackoverflow) 1987-05-20

Family

ID=30153389

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2229083U Granted JPS59129946U (ja) 1983-02-19 1983-02-19 内圧逃し機構付のマンホ−ル蓋

Country Status (1)

Country Link
JP (1) JPS59129946U (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5630259U (enrdf_load_stackoverflow) * 1979-08-07 1981-03-24

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5630259U (enrdf_load_stackoverflow) * 1979-08-07 1981-03-24

Also Published As

Publication number Publication date
JPS6219715Y2 (enrdf_load_stackoverflow) 1987-05-20

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