JPS6376046U - - Google Patents
Info
- Publication number
- JPS6376046U JPS6376046U JP17058886U JP17058886U JPS6376046U JP S6376046 U JPS6376046 U JP S6376046U JP 17058886 U JP17058886 U JP 17058886U JP 17058886 U JP17058886 U JP 17058886U JP S6376046 U JPS6376046 U JP S6376046U
- Authority
- JP
- Japan
- Prior art keywords
- ladder
- support
- pair
- horizontal bar
- lower horizontal
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Ladders (AREA)
Description
図面は本考案の一実施例を示すもので、第１図
は本考案の作用状態を示す一部破断斜視図、第２
図は支持部の拡大側断面図である。
１…内孔部、２…支持部、４…支持片、Ｈ…梯
子、Ｗ…マンホール枠体。
The drawings show one embodiment of the present invention, and FIG. 1 is a partially cutaway perspective view showing the operating state of the present invention, and FIG.
The figure is an enlarged side sectional view of the support part. DESCRIPTION OF SYMBOLS 1... Inner hole part, 2... Support part, 4... Support piece, H... Ladder, W... Manhole frame.
Claims (1)
梯子Ｈを起倒可能に支持するために設けた一対の
支持部２，２と前記梯子Ｈの先端部３，３を支持
するために設けた一対の支持片４，４を突出する
一方、 前記梯子Ｈの下部には同梯子Ｈを回動するため
の第１下部横棒５ａと前記梯子Ｈを起立するため
の第２下部横棒５ｂを前記一対の支持部２，２に
対し脱離可能に係着する構成にしたことを特徴と
する梯子付きマンホール枠体。[Claims for Utility Model Registration] On the side peripheral surface 1a of the inner hole 1 of the manhole frame W, there are a pair of support parts 2, 2 provided to support the ladder H so that it can be raised and lowered, and the tip of the ladder H. A pair of supporting pieces 4, 4 provided to support the parts 3, 3 protrude, while a first lower horizontal bar 5a for rotating the ladder H and a first lower horizontal bar 5a for rotating the ladder H are provided at the lower part of the ladder H. A manhole frame body with a ladder, characterized in that a second lower horizontal bar 5b for standing up is removably engaged with the pair of support parts 2, 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986170588U JPH052686Y2 (en) | 1986-11-06 | 1986-11-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986170588U JPH052686Y2 (en) | 1986-11-06 | 1986-11-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6376046U true JPS6376046U (en) | 1988-05-20 |
| JPH052686Y2 JPH052686Y2 (en) | 1993-01-22 |
Family
ID=31105450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986170588U Expired - Lifetime JPH052686Y2 (en) | 1986-11-06 | 1986-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH052686Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61155439U (en) * | 1985-03-20 | 1986-09-26 |
-
1986
- 1986-11-06 JP JP1986170588U patent/JPH052686Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61155439U (en) * | 1985-03-20 | 1986-09-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH052686Y2 (en) | 1993-01-22 |