JPH086828Y2 - マンホール用足掛具 - Google Patents
マンホール用足掛具Info
- Publication number
- JPH086828Y2 JPH086828Y2 JP1989082939U JP8293989U JPH086828Y2 JP H086828 Y2 JPH086828 Y2 JP H086828Y2 JP 1989082939 U JP1989082939 U JP 1989082939U JP 8293989 U JP8293989 U JP 8293989U JP H086828 Y2 JPH086828 Y2 JP H086828Y2
- Authority
- JP
- Japan
- Prior art keywords
- closing body
- manhole
- hollow closing
- hollow
- opening
- 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
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000003517 fume Substances 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 238000009415 formwork Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000011162 core material Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989082939U JPH086828Y2 (ja) | 1989-07-14 | 1989-07-14 | マンホール用足掛具 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989082939U JPH086828Y2 (ja) | 1989-07-14 | 1989-07-14 | マンホール用足掛具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0321461U JPH0321461U (en]) | 1991-03-04 |
| JPH086828Y2 true JPH086828Y2 (ja) | 1996-02-28 |
Family
ID=31630192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989082939U Expired - Lifetime JPH086828Y2 (ja) | 1989-07-14 | 1989-07-14 | マンホール用足掛具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH086828Y2 (en]) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58179399U (ja) * | 1982-05-26 | 1983-11-30 | 柳沢コンクリ−ト工業株式会社 | マンホ−ルのステツプ取付構造 |
-
1989
- 1989-07-14 JP JP1989082939U patent/JPH086828Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0321461U (en]) | 1991-03-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |