JP2520518Y2 - マンホール用鉄蓋の施錠装置 - Google Patents

マンホール用鉄蓋の施錠装置

Info

Publication number
JP2520518Y2
JP2520518Y2 JP11465690U JP11465690U JP2520518Y2 JP 2520518 Y2 JP2520518 Y2 JP 2520518Y2 JP 11465690 U JP11465690 U JP 11465690U JP 11465690 U JP11465690 U JP 11465690U JP 2520518 Y2 JP2520518 Y2 JP 2520518Y2
Authority
JP
Japan
Prior art keywords
iron lid
rotary shaft
hook
fixed
manhole
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
JP11465690U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0473045U (OSRAM
Inventor
利之 米津
幸夫 小島
孝 清水
誠司 唐澤
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.)
Nippon Chutetsukan KK
Original Assignee
Nippon Chutetsukan KK
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 Nippon Chutetsukan KK filed Critical Nippon Chutetsukan KK
Priority to JP11465690U priority Critical patent/JP2520518Y2/ja
Publication of JPH0473045U publication Critical patent/JPH0473045U/ja
Application granted granted Critical
Publication of JP2520518Y2 publication Critical patent/JP2520518Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP11465690U 1990-10-31 1990-10-31 マンホール用鉄蓋の施錠装置 Expired - Lifetime JP2520518Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11465690U JP2520518Y2 (ja) 1990-10-31 1990-10-31 マンホール用鉄蓋の施錠装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11465690U JP2520518Y2 (ja) 1990-10-31 1990-10-31 マンホール用鉄蓋の施錠装置

Publications (2)

Publication Number Publication Date
JPH0473045U JPH0473045U (OSRAM) 1992-06-26
JP2520518Y2 true JP2520518Y2 (ja) 1996-12-18

Family

ID=31862362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11465690U Expired - Lifetime JP2520518Y2 (ja) 1990-10-31 1990-10-31 マンホール用鉄蓋の施錠装置

Country Status (1)

Country Link
JP (1) JP2520518Y2 (OSRAM)

Also Published As

Publication number Publication date
JPH0473045U (OSRAM) 1992-06-26

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