JPS6457142U - - Google Patents

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Publication number
JPS6457142U
JPS6457142U JP14995787U JP14995787U JPS6457142U JP S6457142 U JPS6457142 U JP S6457142U JP 14995787 U JP14995787 U JP 14995787U JP 14995787 U JP14995787 U JP 14995787U JP S6457142 U JPS6457142 U JP S6457142U
Authority
JP
Japan
Prior art keywords
lid
receiving frame
hinge support
opening
receiving
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
JP14995787U
Other languages
English (en)
Other versions
JPH0540122Y2 (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 JP14995787U priority Critical patent/JPH0540122Y2/ja
Publication of JPS6457142U publication Critical patent/JPS6457142U/ja
Application granted granted Critical
Publication of JPH0540122Y2 publication Critical patent/JPH0540122Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す蓋閉状態の縦
断面図、第2図は蓋開放状態の要部縦断面図、第
3図は第2図における斜視図、第4図はヒンジの
斜視図である。 10…受枠、11…受枠本体、12…蓋受段部
、13…受枠側ヒンジ支持片、20…蓋、21…
蓋板、22…外縁リブ、24…蓋側ヒンジ支持片
、30…ヒンジ、31…受枠側軸部、32…蓋側
軸部、33…L形連結部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 内側面に蓋受段部が一体形成された受枠本体の
    内側に、鉛直方向に長い溝と前記蓋受段部より高
    い平坦頂面を有する左右一対の受枠側ヒンジ支持
    片とが一体形成された受枠と、閉蓋状態で前記受
    枠の蓋受段部に支承される外縁リブが蓋板の外周
    から一体垂下されるとともに、該外縁リブは前記
    受枠側ヒンジ支持片に対応する部分が切欠かれて
    、この部分に、水平方向に長い孔をもつ左右一対
    の蓋側ヒンジ支持片が垂設された蓋と、両端部が
    それぞれ受枠側、蓋側ヒンジ支持片の溝または孔
    に摺動自在とされた受枠側軸部および蓋側軸部と
    が並列し、開蓋状態でこれら両軸部が側面視逆L
    形連結部で連結されて平面視工形をなすヒンジと
    を含むことを特徴とする地下施設開口部の開閉装
    置。
JP14995787U 1987-09-30 1987-09-30 Expired - Lifetime JPH0540122Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14995787U JPH0540122Y2 (ja) 1987-09-30 1987-09-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14995787U JPH0540122Y2 (ja) 1987-09-30 1987-09-30

Publications (2)

Publication Number Publication Date
JPS6457142U true JPS6457142U (ja) 1989-04-10
JPH0540122Y2 JPH0540122Y2 (ja) 1993-10-12

Family

ID=31422660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14995787U Expired - Lifetime JPH0540122Y2 (ja) 1987-09-30 1987-09-30

Country Status (1)

Country Link
JP (1) JPH0540122Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0790873A (ja) * 1993-09-24 1995-04-04 Hinode Suido Kiki Kk 地下構造物用蓋の蝶番構造

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0790873A (ja) * 1993-09-24 1995-04-04 Hinode Suido Kiki Kk 地下構造物用蓋の蝶番構造

Also Published As

Publication number Publication date
JPH0540122Y2 (ja) 1993-10-12

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