JPS6158250U - - Google Patents
Info
- Publication number
- JPS6158250U JPS6158250U JP19583384U JP19583384U JPS6158250U JP S6158250 U JPS6158250 U JP S6158250U JP 19583384 U JP19583384 U JP 19583384U JP 19583384 U JP19583384 U JP 19583384U JP S6158250 U JPS6158250 U JP S6158250U
- Authority
- JP
- Japan
- Prior art keywords
- lid
- locking
- manhole
- piece
- outer frame
- 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
Links
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 claims 1
Description
図面は本考案の一実施例を示すもので、第１図
は閉蓋状態を示す側断面図、第２図はＬ型レバー
の拡大正断面図、第３図はＬ型レバーの拡大斜視
図、第４図はマグネト付き棒材の斜視図、第５図
は貫通孔の一例を示す拡大平面図、第６図は閉蓋
初動時の状態を示す拡大側断面図、第７図は閉蓋
途中の状態を示す拡大側断面図である。
１は蓋体、３はＬ型レバー、７は係止部材、Ｂ
はマグネトＭｇ付き棒材およびＭはマンホール外
枠である。
The drawings show one embodiment of the present invention, in which Fig. 1 is a side sectional view showing the lid closed state, Fig. 2 is an enlarged front sectional view of the L-shaped lever, and Fig. 3 is an enlarged perspective view of the L-shaped lever. , Fig. 4 is a perspective view of the bar with magneto, Fig. 5 is an enlarged plan view showing an example of the through hole, Fig. 6 is an enlarged side sectional view showing the initial state of closing the lid, and Fig. 7 is the closing of the lid. FIG. 3 is an enlarged side sectional view showing an intermediate state. 1 is a lid body, 3 is an L-shaped lever, 7 is a locking member, B
is a bar material with magneto Mg and M is a manhole outer frame.
Claims (1)
端が前記マンホール外枠に対し開閉可能に連結さ
れるとともに、他端下面には横片と垂片よりなる
Ｌ方レバーが揺動可能にピン着されていて前記横
片の外端部は前記蓋体の中心方向へ指向されかつ
前記垂片には係止孔が透設される一方、前記マン
ホール外枠の内周面には前記係止孔に対し係合可
能な係止部材が突設された蓋体係止装置であつて
前記蓋体の開放時には、この蓋体に設けたカギ孔
に挿入されるガギピンを横挿したマグネト付きの
棒材にて前記横片の外端部付近を吸着しかつ吊り
上げて前記垂片の係止孔を前記係止部材から脱離
するとともに前記カギピンで前記蓋体を開蓋しう
るように構成してあることを特徴とするマンホー
ルの蓋体係止装置。 The lid body fitted into the opening of the manhole outer frame is 1
One end is connected to the manhole outer frame so as to be openable and closable, and an L lever consisting of a horizontal piece and a vertical piece is swingably pinned to the lower surface of the other end, and the outer end of the horizontal piece A locking hole is oriented toward the center of the lid body and is transparently provided in the vertical piece, while a locking member that can be engaged with the locking hole is protruded from the inner peripheral surface of the manhole outer frame. In this lid locking device, when the lid is opened, the vicinity of the outer end of the horizontal piece is secured using a rod with a magnet, into which a gaggy pin inserted into a key hole provided in the lid is inserted horizontally. Locking a manhole cover body, characterized in that the locking hole of the hanging piece is detached from the locking member by adsorption and lifting, and the cover body can be opened using the key pin. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19583384U JPS6158250U (en) | 1984-12-24 | 1984-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19583384U JPS6158250U (en) | 1984-12-24 | 1984-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6158250U true JPS6158250U (en) | 1986-04-19 |
Family
ID=30753452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19583384U Pending JPS6158250U (en) | 1984-12-24 | 1984-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6158250U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5829644B2 (en) * | 1973-06-06 | 1983-06-24 | ナシヨナル リサ−チ デベロツプメント コ−ポレ−シヨン | Onpahatsushinki |
| JPS58173227A (en) * | 1982-04-01 | 1983-10-12 | Kazuhiko Kono | Key for manhole cover |
-
1984
- 1984-12-24 JP JP19583384U patent/JPS6158250U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5829644B2 (en) * | 1973-06-06 | 1983-06-24 | ナシヨナル リサ−チ デベロツプメント コ−ポレ−シヨン | Onpahatsushinki |
| JPS58173227A (en) * | 1982-04-01 | 1983-10-12 | Kazuhiko Kono | Key for manhole cover |
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