JPH0752182Y2 - マンホール用開蓋装置 - Google Patents
マンホール用開蓋装置Info
- Publication number
- JPH0752182Y2 JPH0752182Y2 JP40711890U JP40711890U JPH0752182Y2 JP H0752182 Y2 JPH0752182 Y2 JP H0752182Y2 JP 40711890 U JP40711890 U JP 40711890U JP 40711890 U JP40711890 U JP 40711890U JP H0752182 Y2 JPH0752182 Y2 JP H0752182Y2
- Authority
- JP
- Japan
- Prior art keywords
- prying
- jack
- lid
- force
- tool
- 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.)
- Expired - Lifetime
Links
- 230000008602 contraction Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40711890U JPH0752182Y2 (ja) | 1990-12-19 | 1990-12-19 | マンホール用開蓋装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40711890U JPH0752182Y2 (ja) | 1990-12-19 | 1990-12-19 | マンホール用開蓋装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0492053U JPH0492053U (enExample) | 1992-08-11 |
| JPH0752182Y2 true JPH0752182Y2 (ja) | 1995-11-29 |
Family
ID=31884098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP40711890U Expired - Lifetime JPH0752182Y2 (ja) | 1990-12-19 | 1990-12-19 | マンホール用開蓋装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0752182Y2 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5712014B2 (ja) * | 2011-03-22 | 2015-05-07 | 長島鋳物株式会社 | マンホール蓋のはがし装置 |
| JP6368640B2 (ja) * | 2014-12-26 | 2018-08-01 | 日之出水道機器株式会社 | 開蓋アダプタ |
-
1990
- 1990-12-19 JP JP40711890U patent/JPH0752182Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0492053U (enExample) | 1992-08-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |