JPH0446148U - - Google Patents

Info

Publication number
JPH0446148U
JPH0446148U JP8520590U JP8520590U JPH0446148U JP H0446148 U JPH0446148 U JP H0446148U JP 8520590 U JP8520590 U JP 8520590U JP 8520590 U JP8520590 U JP 8520590U JP H0446148 U JPH0446148 U JP H0446148U
Authority
JP
Japan
Prior art keywords
lid
wall
frame
opening
ground
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
JP8520590U
Other languages
English (en)
Other versions
JPH0745642Y2 (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 JP1990085205U priority Critical patent/JPH0745642Y2/ja
Publication of JPH0446148U publication Critical patent/JPH0446148U/ja
Application granted granted Critical
Publication of JPH0745642Y2 publication Critical patent/JPH0745642Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】
図面は本考案に係る鉄蓋の実施例に関するもの
で第1図は開蓋状態の斜視図、第2図は蓋体の裏
面と枠体の上面をあらわした部分平面図、第3図
は部分断面図、第4図は蓋部分接続部の断面図で
ある。 1……蓋部分、2……合わせ部、3……蓋体、
4……開口、5……支持部、6……枠体、7……
壁面、8……内壁、9……外壁、10……支点部

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 平面4角形状を有し、略対角線上で2分さ
    れた3角形状の2個の蓋部分1,1が対角線に沿
    つて合わせ部2にて接続された蓋体3と、該蓋体
    で塞がれる開口4の周囲に蓋部分1,1を夫々3
    点支持する支持部5を備えた枠体6から成る枠付
    鉄蓋に於て、前記両蓋部分1,1は合わせ部2に
    設けられた、蓋上面に対して略直角に研削加工さ
    れた壁面7,7で面接触可能であり、かつ蓋体3
    は、枠体開口4の上部より下部が開口内方へ突出
    するように傾斜した内壁8に適合する、傾斜した
    外壁9を外周に有し、これら内壁8と外壁9は共
    に研削加工され、蓋体3が3点支持された状態で
    面接触可能に構成されたことを特徴とする枠付鉄
    蓋。 (2) 枠体6の支持部5と、該部分によつて支持
    される蓋部分1,1の3箇所の支点部10とが共
    に研削加工された面である請求項第1項記載の枠
    付鉄蓋。
JP1990085205U 1990-08-09 1990-08-09 枠付鉄蓋 Expired - Lifetime JPH0745642Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990085205U JPH0745642Y2 (ja) 1990-08-09 1990-08-09 枠付鉄蓋

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990085205U JPH0745642Y2 (ja) 1990-08-09 1990-08-09 枠付鉄蓋

Publications (2)

Publication Number Publication Date
JPH0446148U true JPH0446148U (ja) 1992-04-20
JPH0745642Y2 JPH0745642Y2 (ja) 1995-10-18

Family

ID=31816433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990085205U Expired - Lifetime JPH0745642Y2 (ja) 1990-08-09 1990-08-09 枠付鉄蓋

Country Status (1)

Country Link
JP (1) JPH0745642Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5043324U (ja) * 1973-08-15 1975-05-01
JPS5938530U (ja) * 1982-09-06 1984-03-12 佐藤鉄工株式会社 選択取水装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5043324U (ja) * 1973-08-15 1975-05-01
JPS5938530U (ja) * 1982-09-06 1984-03-12 佐藤鉄工株式会社 選択取水装置

Also Published As

Publication number Publication date
JPH0745642Y2 (ja) 1995-10-18

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