JPS63121614U - - Google Patents
Info
- Publication number
- JPS63121614U JPS63121614U JP1124187U JP1124187U JPS63121614U JP S63121614 U JPS63121614 U JP S63121614U JP 1124187 U JP1124187 U JP 1124187U JP 1124187 U JP1124187 U JP 1124187U JP S63121614 U JPS63121614 U JP S63121614U
- Authority
- JP
- Japan
- Prior art keywords
- fence
- intervals
- fence body
- opening
- manhole
- 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
Links
- 230000001681 protective effect Effects 0.000 claims description 3
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Description
第１図は本考案のマンホールの開口用防護柵の
１実施例を示す正面図、第２図は同上平面図、第
３図はチエーン掛け用フツクの側面図、第４図は
マンホールの開口部の縦断正面図、第５図は本考
案の防護柵の立設状態を示す正面図、第６図は従
来例を示す斜視図である。
１……柵体、２……巾木、３……網体、４ａ〜
４ｄ……水平環状パイプ部材、５……支柱部材、
６……開口、７……柵体、８……フツク、９……
環状帯板体、１０……マンホール、１０ａ……開
口、１１……受けわく、１２……ふた、１３……
ステツプ、１４……チエーン。
Fig. 1 is a front view showing one embodiment of the protective fence for manhole openings of the present invention, Fig. 2 is a plan view of the same, Fig. 3 is a side view of a chain hook, and Fig. 4 is a manhole opening. FIG. 5 is a front view showing the protective fence according to the present invention in an erected state, and FIG. 6 is a perspective view showing a conventional example. 1... Fence body, 2... Baseboard, 3... Net body, 4a~
4d... Horizontal annular pipe member, 5... Support member,
6...opening, 7...fence body, 8...hook, 9...
Annular strip body, 10... manhole, 10a... opening, 11... receiving frame, 12... lid, 13...
Step 14...Chain.
Claims (1)
大きい外径で、前面部分を切欠いた水平環状パイ
プ部材を、その切欠き部分を整えて上下に間隔を
おいて並べ、その内側に支柱部材を周方向に間隔
を存して取付けて前面に開口を有する柵体を形成
し、該柵体の下端部分の水平環状パイプ部材の外
側を、環状帯板体で覆つたことを特徴とするマン
ホールの開口用防護柵。 Horizontal annular pipe members with an outer diameter that is the same as or slightly larger than the diameter of the manhole opening, with the front part cut out, are lined up vertically at intervals with the notched parts arranged, and support members are placed inside them. A manhole characterized in that the fence body is attached at intervals in the circumferential direction to form a fence body having an opening on the front side, and the outside of the horizontal annular pipe member at the lower end portion of the fence body is covered with an annular strip body. Protective fence for openings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987011241U JPH0645481Y2 (en) | 1987-01-27 | 1987-01-27 | Protective fence for manhole opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987011241U JPH0645481Y2 (en) | 1987-01-27 | 1987-01-27 | Protective fence for manhole opening |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63121614U true JPS63121614U (en) | 1988-08-08 |
| JPH0645481Y2 JPH0645481Y2 (en) | 1994-11-24 |
Family
ID=30798275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987011241U Expired - Lifetime JPH0645481Y2 (en) | 1987-01-27 | 1987-01-27 | Protective fence for manhole opening |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0645481Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6110341U (en) * | 1984-06-20 | 1986-01-22 | 三栄工業株式会社 | Manhole protection fence |
| JPS6180831U (en) * | 1984-10-30 | 1986-05-29 |
-
1987
- 1987-01-27 JP JP1987011241U patent/JPH0645481Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6110341U (en) * | 1984-06-20 | 1986-01-22 | 三栄工業株式会社 | Manhole protection fence |
| JPS6180831U (en) * | 1984-10-30 | 1986-05-29 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0645481Y2 (en) | 1994-11-24 |