JPH0169848U - - Google Patents

Info

Publication number
JPH0169848U
JPH0169848U JP1987162587U JP16258787U JPH0169848U JP H0169848 U JPH0169848 U JP H0169848U JP 1987162587 U JP1987162587 U JP 1987162587U JP 16258787 U JP16258787 U JP 16258787U JP H0169848 U JPH0169848 U JP H0169848U
Authority
JP
Japan
Prior art keywords
hole seat
manhole cover
hinge structure
hinge
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
JP1987162587U
Other languages
English (en)
Other versions
JPH0538138Y2 (ja
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 filed Critical
Priority to JP16258787U priority Critical patent/JPH0538138Y2/ja
Publication of JPH0169848U publication Critical patent/JPH0169848U/ja
Application granted granted Critical
Publication of JPH0538138Y2 publication Critical patent/JPH0538138Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図は従来品の縦断面図、第２図は蓋の開被
動作の説明図、第３図は本考案の実施例の要部構
造、を示す断面図である。 １……マンホール蓋受枠、２……孔座、３……
蝶番金物、４……蓋、６……転子、７……ストツ
パ、８……鍵。

Claims (1)

    【実用新案登録請求の範囲】
  1. マンホール蓋受枠１の内縁に孔座２を設け、こ
    の孔座２に挿通した蝶番金物３を蓋４に枢着５し
    たマンホール蓋の蝶番構造において、前記孔座２
    に転子６を設けたことを特徴とするマンホール蓋
    の蝶番構造。
JP16258787U 1987-10-26 1987-10-26 Expired - Lifetime JPH0538138Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16258787U JPH0538138Y2 (ja) 1987-10-26 1987-10-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16258787U JPH0538138Y2 (ja) 1987-10-26 1987-10-26

Publications (2)

Publication Number Publication Date
JPH0169848U true JPH0169848U (ja) 1989-05-09
JPH0538138Y2 JPH0538138Y2 (ja) 1993-09-27

Family

ID=31446546

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16258787U Expired - Lifetime JPH0538138Y2 (ja) 1987-10-26 1987-10-26

Country Status (1)

Country Link
JP (1) JPH0538138Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0358344U (ja) * 1989-10-05 1991-06-06
JPH0738250U (ja) * 1993-12-21 1995-07-14 株式会社福原鋳物製作所 マンホール蓋

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0358344U (ja) * 1989-10-05 1991-06-06
JPH0738250U (ja) * 1993-12-21 1995-07-14 株式会社福原鋳物製作所 マンホール蓋

Also Published As

Publication number Publication date
JPH0538138Y2 (ja) 1993-09-27

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