JPH0321461U - - Google Patents
Info
- Publication number
- JPH0321461U JPH0321461U JP8293989U JP8293989U JPH0321461U JP H0321461 U JPH0321461 U JP H0321461U JP 8293989 U JP8293989 U JP 8293989U JP 8293989 U JP8293989 U JP 8293989U JP H0321461 U JPH0321461 U JP H0321461U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- closing body
- hollow
- view
- concrete wall
- 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
- 238000009434 installation Methods 0.000 description 1
Description
第１図ａは本考案に係る足掛具の断面図、第１
図ｂは第１図ａのＡ−Ａ線に沿う断面図、第２図
ａは中空閉鎖体の平面図、第２図ｂは中空閉鎖体
の側面図、第３図ａはカバー体の取付状態を示す
断面図、第３図ｂは第３図ａの底面図、第４図は
本考案の第２実施例の断面図、第５図ａは第４図
の中空閉鎖体の平面図、第５図ｂは第４図の中空
閉鎖体の側面図、第６図は本考案の第３実施例を
示す断面図、第７図は第６図の中空閉鎖体の側面
図、第８図はステツプの取付状態を示す平面図で
ある。
１……コンクリート壁、２……中空閉鎖体、｛
４，２０……溝部、２１……段部｝（係止部）、
５……開口部、６……テーパ通孔、８……突条部
（係合部）、２３……係合部材（係合部）。
Figure 1a is a cross-sectional view of the footrest according to the present invention;
Figure b is a sectional view taken along line A-A in Figure 1a, Figure 2a is a plan view of the hollow closure, Figure 2b is a side view of the hollow closure, and Figure 3a is installation of the cover body. 3b is a bottom view of FIG. 3a, FIG. 4 is a sectional view of the second embodiment of the present invention, FIG. 5a is a plan view of the hollow closure body of FIG. 4, Fig. 5b is a side view of the hollow closure body shown in Fig. 4, Fig. 6 is a sectional view showing the third embodiment of the present invention, Fig. 7 is a side view of the hollow closure body shown in Fig. 6, and Fig. 8 FIG. 2 is a plan view showing how the step is attached. 1... Concrete wall, 2... Hollow closed body, {
4, 20...Groove portion, 21...Step portion} (locking portion),
5...Opening, 6...Tapered through hole, 8...Protrusion (engaging part), 23...Engaging member (engaging part).
Claims (1)
ンクリート壁の内面に開口する中空閉鎖体と、 前記中級閉鎖体の開口部から挿入自在でかつ該
中空閉鎖体の内壁に形成された係止部に弾性係合
自在な係合部および前記中空閉鎖体の開口部と係
止部との間に位置する通孔に嵌合自在な嵌合部を
有するステツプとからなることを特徴とするマン
ホール用足掛具。[Scope of Claim for Utility Model Registration] A hollow closing body that is embedded in a concrete wall and has an opening opening on the inner surface of the concrete wall, and a hollow closing body that is insertable through the opening of the intermediate closing body and that is inserted into the inner wall of the hollow closing body. and a step having an engaging part that can be elastically engaged with the formed locking part and a fitting part that can be freely fitted into the through hole located between the opening of the hollow closure and the locking part. A footrest for manholes featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989082939U JPH086828Y2 (en) | 1989-07-14 | 1989-07-14 | Manhole foot rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989082939U JPH086828Y2 (en) | 1989-07-14 | 1989-07-14 | Manhole foot rest |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0321461U true JPH0321461U (en) | 1991-03-04 |
| JPH086828Y2 JPH086828Y2 (en) | 1996-02-28 |
Family
ID=31630192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989082939U Expired - Lifetime JPH086828Y2 (en) | 1989-07-14 | 1989-07-14 | Manhole foot rest |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH086828Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58179399U (en) * | 1982-05-26 | 1983-11-30 | 柳沢コンクリ−ト工業株式会社 | Manhole step mounting structure |
-
1989
- 1989-07-14 JP JP1989082939U patent/JPH086828Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58179399U (en) * | 1982-05-26 | 1983-11-30 | 柳沢コンクリ−ト工業株式会社 | Manhole step mounting structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH086828Y2 (en) | 1996-02-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |