JPH0399073U - - Google Patents

Info

Publication number
JPH0399073U
JPH0399073U JP709190U JP709190U JPH0399073U JP H0399073 U JPH0399073 U JP H0399073U JP 709190 U JP709190 U JP 709190U JP 709190 U JP709190 U JP 709190U JP H0399073 U JPH0399073 U JP H0399073U
Authority
JP
Japan
Prior art keywords
lid
inspection
locking
cover
underground structure
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
JP709190U
Other languages
Japanese (ja)
Other versions
JP2521858Y2 (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 JP1990007091U priority Critical patent/JP2521858Y2/en
Publication of JPH0399073U publication Critical patent/JPH0399073U/ja
Application granted granted Critical
Publication of JP2521858Y2 publication Critical patent/JP2521858Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面は、本考案の実施例を示すもので、第１図
は第２図のＡ−Ａ断面図、第２図は裏面図、第３
図、第４図はそれぞれ異なつた解錠装置の部分断
面図を示す。 １……蓋、２……外蓋、３…点検蓋、４……ア
ーム、５……軸、６……軸受、７……錠、８……
ばね、１１……係止片、１２……係止桿、１３…
…ばね、１４……鍵孔、１５……解錠棒、１６…
…透孔。 The drawings show an embodiment of the present invention; FIG. 1 is a sectional view taken along line A-A in FIG. 2, FIG. 2 is a back view, and FIG.
FIG. 4 shows partial sectional views of different unlocking devices. 1...Lid, 2...Outer cover, 3...Inspection lid, 4...Arm, 5...Shaft, 6...Bearing, 7...Lock, 8...
Spring, 11... Locking piece, 12... Locking rod, 13...
...Spring, 14...Keyhole, 15...Unlocking rod, 16...
...through hole.

Claims (1)

【実用新案登録請求の範囲】 (1) 鋳鉄などで鋳造してなる地下構築物用の蓋
１は、ほぼ中央に点検孔を有する外蓋２と点検孔
に嵌合する点検蓋３とよりなり、該点検蓋３は外
蓋２の裏面に設けた軸受６，６に架設した軸５に
回転自在に取り付けたアーム４により開閉自在に
外蓋２に係止され、点検蓋３の外蓋２と係止する
アーム４取付側の反対側には、点検蓋３の上面よ
り操作し外蓋２の裏面に係止、または外蓋２の上
面より操作し点検蓋３の裏面に設けた係止片に係
止する錠７を設けたことを特徴とする地下構築物
用の蓋。 (2) 外蓋２の裏面に取り付けたアーム４が、軸
５に巻着したばね８の力により点検蓋３が施錠装
置を解錠したときに開放されるよう構成した請求
項１記載の地下構築物用の蓋。 (3) 外蓋２の裏面に取り付けた施錠装置が、点
検蓋３の裏面に設けられた係止片１１にばね１３
の力で係止する係止桿１２は、該係止片１１が点
検蓋３が閉められる際に係止桿１２に接触して押
しもどされ点検蓋３が閉じられたときに係止片１
１にばね１３の力で自動係止し、かつ、外蓋２に
穿設された鍵孔１４を介し鍵により解錠できるよ
うにした施錠装置を設けた請求項１又は２記載の
地下構築物用の蓋。 (4) 請求項３記載の施錠装置の係止桿１２が、
外蓋２に穿設された鍵孔１４に装着された解錠棒
１５と連動するよう構成した請求項１又は２記載
の地下構築物用の蓋。[Scope of Claim for Utility Model Registration] (1) A cover 1 for an underground structure made of cast iron or the like is composed of an outer cover 2 having an inspection hole approximately in the center, and an inspection cover 3 that fits into the inspection hole, The inspection lid 3 is latched to the outer lid 2 in an openable and closable manner by an arm 4 rotatably attached to a shaft 5 mounted on bearings 6, 6 provided on the back side of the outer lid 2. On the opposite side to the attachment side of the locking arm 4, there is a locking piece that can be operated from the top surface of the inspection lid 3 and locked to the back surface of the outer lid 2, or that can be operated from the top surface of the outer lid 2 and provided on the back surface of the inspection lid 3. A lid for an underground structure, characterized in that it is provided with a lock 7 that locks into the lid. (2) The underground according to claim 1, wherein the arm 4 attached to the back surface of the outer cover 2 is configured to be opened when the inspection cover 3 unlocks the locking device by the force of a spring 8 wound around the shaft 5. Lid for construction. (3) The locking device attached to the back side of the outer cover 2 locks the spring 13 into the locking piece 11 provided on the back side of the inspection cover 3.
The locking rod 12 that locks with force is such that the locking piece 11 contacts the locking rod 12 when the inspection lid 3 is closed and is pushed back, so that when the inspection lid 3 is closed, the locking piece 12
3. An underground structure according to claim 1, further comprising a locking device which is automatically locked by the force of a spring 13 and can be unlocked with a key through a keyhole 14 drilled in the outer cover 2. lid. (4) The locking rod 12 of the locking device according to claim 3,
3. The lid for an underground structure according to claim 1, wherein the lid is configured to interlock with an unlocking rod (15) attached to a keyhole (14) drilled in the outer lid (2).
JP1990007091U 1990-01-30 1990-01-30 Lid for underground structures Expired - Lifetime JP2521858Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990007091U JP2521858Y2 (en) 1990-01-30 1990-01-30 Lid for underground structures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990007091U JP2521858Y2 (en) 1990-01-30 1990-01-30 Lid for underground structures

Publications (2)

Publication Number Publication Date
JPH0399073U true JPH0399073U (en) 1991-10-16
JP2521858Y2 JP2521858Y2 (en) 1997-01-08

Family

ID=31510751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990007091U Expired - Lifetime JP2521858Y2 (en) 1990-01-30 1990-01-30 Lid for underground structures

Country Status (1)

Country Link
JP (1) JP2521858Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003317132A (en) * 2002-04-19 2003-11-07 Itoki Crebio Corp Maintenance device for atm
JP2004213381A (en) * 2002-12-27 2004-07-29 Itoki Crebio Corp Manual type maintenance device of atm
JP2008308851A (en) * 2007-06-13 2008-12-25 Kanto Regional Development Bureau Ministry Of Land Infrastructure & Transport Ventilation opening-blocking lid

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5244467U (en) * 1975-09-26 1977-03-29
JPS5925988U (en) * 1982-08-09 1984-02-17 株式会社明電舎 failure detection circuit
JPS6150143U (en) * 1984-08-31 1986-04-04
JPS6154054U (en) * 1984-09-10 1986-04-11

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5244467U (en) * 1975-09-26 1977-03-29
JPS5925988U (en) * 1982-08-09 1984-02-17 株式会社明電舎 failure detection circuit
JPS6150143U (en) * 1984-08-31 1986-04-04
JPS6154054U (en) * 1984-09-10 1986-04-11

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003317132A (en) * 2002-04-19 2003-11-07 Itoki Crebio Corp Maintenance device for atm
JP2004213381A (en) * 2002-12-27 2004-07-29 Itoki Crebio Corp Manual type maintenance device of atm
JP2008308851A (en) * 2007-06-13 2008-12-25 Kanto Regional Development Bureau Ministry Of Land Infrastructure & Transport Ventilation opening-blocking lid
JP4657254B2 (en) * 2007-06-13 2011-03-23 国土交通省関東地方整備局長 Ventilation port obstruction lid

Also Published As

Publication number Publication date
JP2521858Y2 (en) 1997-01-08

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