JPH0242753Y2 - - Google Patents
Info
- Publication number
- JPH0242753Y2 JPH0242753Y2 JP14209584U JP14209584U JPH0242753Y2 JP H0242753 Y2 JPH0242753 Y2 JP H0242753Y2 JP 14209584 U JP14209584 U JP 14209584U JP 14209584 U JP14209584 U JP 14209584U JP H0242753 Y2 JPH0242753 Y2 JP H0242753Y2
- Authority
- JP
- Japan
- Prior art keywords
- hole
- lid
- protrusion
- manhole
- edge
- 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
Links
- 230000037431 insertion Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000011796 hollow space material Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14209584U JPH0242753Y2 (OSRAM) | 1984-09-18 | 1984-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14209584U JPH0242753Y2 (OSRAM) | 1984-09-18 | 1984-09-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6158251U JPS6158251U (OSRAM) | 1986-04-19 |
| JPH0242753Y2 true JPH0242753Y2 (OSRAM) | 1990-11-14 |
Family
ID=30700426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14209584U Expired JPH0242753Y2 (OSRAM) | 1984-09-18 | 1984-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0242753Y2 (OSRAM) |
-
1984
- 1984-09-18 JP JP14209584U patent/JPH0242753Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6158251U (OSRAM) | 1986-04-19 |
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