JPH0312831Y2 - - Google Patents
Info
- Publication number
- JPH0312831Y2 JPH0312831Y2 JP8205884U JP8205884U JPH0312831Y2 JP H0312831 Y2 JPH0312831 Y2 JP H0312831Y2 JP 8205884 U JP8205884 U JP 8205884U JP 8205884 U JP8205884 U JP 8205884U JP H0312831 Y2 JPH0312831 Y2 JP H0312831Y2
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- asphalt
- inner ring
- synthetic resin
- upper cover
- 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
- 239000010426 asphalt Substances 0.000 claims description 49
- 229920003002 synthetic resin Polymers 0.000 claims description 12
- 239000000057 synthetic resin Substances 0.000 claims description 12
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 4
- 238000000034 method Methods 0.000 description 8
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8205884U JPS60195343U (ja) | 1984-06-02 | 1984-06-02 | アスファルト舗装道路用マンホール |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8205884U JPS60195343U (ja) | 1984-06-02 | 1984-06-02 | アスファルト舗装道路用マンホール |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60195343U JPS60195343U (ja) | 1985-12-26 |
| JPH0312831Y2 true JPH0312831Y2 (en]) | 1991-03-26 |
Family
ID=30629430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8205884U Granted JPS60195343U (ja) | 1984-06-02 | 1984-06-02 | アスファルト舗装道路用マンホール |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60195343U (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0724423Y2 (ja) * | 1989-07-05 | 1995-06-05 | 日本電信電話株式会社 | マンホール蓋構造 |
-
1984
- 1984-06-02 JP JP8205884U patent/JPS60195343U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60195343U (ja) | 1985-12-26 |
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