JPS6070656U - Auxiliary ladder for manhole - Google Patents
Auxiliary ladder for manholeInfo
- Publication number
- JPS6070656U JPS6070656U JP16103483U JP16103483U JPS6070656U JP S6070656 U JPS6070656 U JP S6070656U JP 16103483 U JP16103483 U JP 16103483U JP 16103483 U JP16103483 U JP 16103483U JP S6070656 U JPS6070656 U JP S6070656U
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- mounting
- pipes
- auxiliary ladder
- ladder
- 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
Landscapes
- Ladders (AREA)
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図は本考案に係るマンホール用補助梯子の一実施例を示
すもので第１図は断面図、第２図は上面図、第３図は斜
視図、第４図は要部平面図である。
１・・・・・・蓋体、２・・・・・・受体、３・・・・
・・口部内縁、４．４′・・・・・・取付管、５，５′
・・・・・・手摺、７・・・・・・梯子、８．８′・・
・・・・取付脚、９・・・・・・軸、１０・・・・・・
。
係合溝、１１・・・・・・抜は止め突起。The figures show one embodiment of the manhole auxiliary ladder according to the present invention, in which FIG. 1 is a sectional view, FIG. 2 is a top view, FIG. 3 is a perspective view, and FIG. 4 is a plan view of the main part. 1...Lid body, 2...Receptor, 3...
...Inner edge of mouth, 4.4'...Mounting pipe, 5,5'
...handrail, 7...ladder, 8.8'...
...Mounting leg, 9...Axis, 10...
. Engagement groove, 11...Protrusion to prevent removal.
Claims (1)
４，４′を受体２の軸方向と並行に取付け、一対の手摺
５，５′を備えかつ口部内縁３を略塞げる大きさを持つ
梯子７の一端に、前記取付管４，４′と嵌合する取付脚
８，８′を、その一方８は屈伸自在に軸支９して取付け
るとともに、この取付脚８に前記一方の取付管４に設け
た係合溝１０に挿通する籾止め突起１１を設けたことを
特徴とするマンホール用補助梯子。A pair of mounting pipes 4 and 4' are attached to the inner edge 3 of the opening of the receiver 2 that supports the lid 1 in parallel to the axial direction of the receiver 2, and the inner edge 3 of the opening includes a pair of handrails 5 and 5'. Mounting legs 8, 8' that fit with the mounting pipes 4, 4' are attached to one end of the ladder 7, which has a size that is large enough to substantially block the mounting pipes 4, 4', and one of the legs 8 is pivotably supported 9 so as to be bendable and extensible. An auxiliary ladder for a manhole, characterized in that a leg 8 is provided with a husking protrusion 11 that is inserted into an engagement groove 10 provided in one of the attachment pipes 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16103483U JPS6070656U (en) | 1983-10-18 | 1983-10-18 | Auxiliary ladder for manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16103483U JPS6070656U (en) | 1983-10-18 | 1983-10-18 | Auxiliary ladder for manhole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6070656U true JPS6070656U (en) | 1985-05-18 |
| JPS625087Y2 JPS625087Y2 (en) | 1987-02-05 |
Family
ID=30354022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16103483U Granted JPS6070656U (en) | 1983-10-18 | 1983-10-18 | Auxiliary ladder for manhole |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6070656U (en) |
-
1983
- 1983-10-18 JP JP16103483U patent/JPS6070656U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS625087Y2 (en) | 1987-02-05 |
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