JPS631051U - - Google Patents

Info

Publication number
JPS631051U
JPS631051U JP9185886U JP9185886U JPS631051U JP S631051 U JPS631051 U JP S631051U JP 9185886 U JP9185886 U JP 9185886U JP 9185886 U JP9185886 U JP 9185886U JP S631051 U JPS631051 U JP S631051U
Authority
JP
Japan
Prior art keywords
holes
fall prevention
rods
prevention frame
engage
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.)
Pending
Application number
JP9185886U
Other languages
English (en)
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 JP9185886U priority Critical patent/JPS631051U/ja
Publication of JPS631051U publication Critical patent/JPS631051U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案の実施例の平面図、第2図はそ
のA―A断面図、第3図は突出杆端部と孔の構造
を示す拡大斜視図、第4図は転落防止枠を起立し
た状態の縦断側面図、第5図〜第7図は突出杆の
他の構造を示す拡大斜視図である。 1……本体、2……転落防止枠、3,4……ピ
ン、5,6……基杆、7,8……長孔、9,10
……縦孔、11,12……突出杆、13,14…
…孔、15,16……係合部、17,18……係
合部、19,20……凹部、21,22……突起

Claims (1)

    【実用新案登録請求の範囲】
  1. 本体1の口縁の一側に転落防止枠2をピン3,
    4により起伏自在に取付けたマンホール蓋受枠に
    おいて、前記転落防止枠2の両側に設けた基杆5
    ,6に前記ピン挿通用長孔7,8を設け、且つ基
    杆5,6と嵌合する縦孔9,10をブラケツト1
    a,1bに設けると共に、口縁の反対側に転落防
    止枠2の両側に設けた突出杆11,12と係合す
    る孔13,14を設け、この孔13,14と前記
    突出杆11,12に互に掛合する係合部を夫々設
    けたことを特徴とするマンホール蓋受枠。
JP9185886U 1986-06-18 1986-06-18 Pending JPS631051U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9185886U JPS631051U (ja) 1986-06-18 1986-06-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9185886U JPS631051U (ja) 1986-06-18 1986-06-18

Publications (1)

Publication Number Publication Date
JPS631051U true JPS631051U (ja) 1988-01-06

Family

ID=30953026

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9185886U Pending JPS631051U (ja) 1986-06-18 1986-06-18

Country Status (1)

Country Link
JP (1) JPS631051U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02176021A (ja) * 1988-12-27 1990-07-09 Nagashima Imono Kk 地下構造物用蓋体起立装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02176021A (ja) * 1988-12-27 1990-07-09 Nagashima Imono Kk 地下構造物用蓋体起立装置

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