JPS5816252U - Manhole cover locking device - Google Patents
Manhole cover locking deviceInfo
- Publication number
- JPS5816252U JPS5816252U JP11057381U JP11057381U JPS5816252U JP S5816252 U JPS5816252 U JP S5816252U JP 11057381 U JP11057381 U JP 11057381U JP 11057381 U JP11057381 U JP 11057381U JP S5816252 U JPS5816252 U JP S5816252U
- Authority
- JP
- Japan
- Prior art keywords
- manhole cover
- locking device
- cover locking
- manhole
- periphery
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は呆考案の実施の一例を示すマンホール蓋ロック
装置の平面図、第２図は同上縦断側面図である。
２・・・・・・マンホール口、６・・・・・・マンホー
ル蓋、８・・・・・・凹所、９．１０・・・・・・壁、
１３・・・・・・把手杆。FIG. 1 is a plan view of a manhole cover locking device showing an example of the implementation of the device, and FIG. 2 is a longitudinal sectional side view of the same. 2... Manhole opening, 6... Manhole cover, 8... Recess, 9.10... Wall,
13... Handle rod.
Claims (1)
近くの上面より前記マンホール口中に膨出させた凹所を
形成し、この凹所の相対壁を貫通して摺動自在に架設さ
れた把手杆の一端を前記マンホール蓋の周縁の裏面に向
って出没自在に臨ませたことを特徴とするマンホール蓋
のロック装置。A recess is formed in the manhole opening from an upper surface near the periphery of a manhole cover supported on the periphery of the manhole opening, and a handle rod is slidably installed through a relative wall of the recess. A locking device for a manhole cover, characterized in that one end of the manhole cover faces the back surface of the periphery of the manhole cover so as to be freely protrusive and retractable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11057381U JPS5816252U (en) | 1981-07-24 | 1981-07-24 | Manhole cover locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11057381U JPS5816252U (en) | 1981-07-24 | 1981-07-24 | Manhole cover locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5816252U true JPS5816252U (en) | 1983-02-01 |
Family
ID=29904939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11057381U Pending JPS5816252U (en) | 1981-07-24 | 1981-07-24 | Manhole cover locking device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5816252U (en) |
-
1981
- 1981-07-24 JP JP11057381U patent/JPS5816252U/en active Pending
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