JPH0730762Y2 - マンホール蓋開閉装置 - Google Patents

マンホール蓋開閉装置

Info

Publication number
JPH0730762Y2
JPH0730762Y2 JP10643090U JP10643090U JPH0730762Y2 JP H0730762 Y2 JPH0730762 Y2 JP H0730762Y2 JP 10643090 U JP10643090 U JP 10643090U JP 10643090 U JP10643090 U JP 10643090U JP H0730762 Y2 JPH0730762 Y2 JP H0730762Y2
Authority
JP
Japan
Prior art keywords
manhole
manhole cover
frame
cover
arm
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
JP10643090U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0482046U (enExample
Inventor
英明 八木
Original Assignee
関東鋳鉄株式会社
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 関東鋳鉄株式会社 filed Critical 関東鋳鉄株式会社
Priority to JP10643090U priority Critical patent/JPH0730762Y2/ja
Publication of JPH0482046U publication Critical patent/JPH0482046U/ja
Application granted granted Critical
Publication of JPH0730762Y2 publication Critical patent/JPH0730762Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP10643090U 1990-10-09 1990-10-09 マンホール蓋開閉装置 Expired - Lifetime JPH0730762Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10643090U JPH0730762Y2 (ja) 1990-10-09 1990-10-09 マンホール蓋開閉装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10643090U JPH0730762Y2 (ja) 1990-10-09 1990-10-09 マンホール蓋開閉装置

Publications (2)

Publication Number Publication Date
JPH0482046U JPH0482046U (enExample) 1992-07-16
JPH0730762Y2 true JPH0730762Y2 (ja) 1995-07-19

Family

ID=31852511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10643090U Expired - Lifetime JPH0730762Y2 (ja) 1990-10-09 1990-10-09 マンホール蓋開閉装置

Country Status (1)

Country Link
JP (1) JPH0730762Y2 (enExample)

Also Published As

Publication number Publication date
JPH0482046U (enExample) 1992-07-16

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