JP2507014Y2 - 地下構造物用蓋の施錠装置 - Google Patents
地下構造物用蓋の施錠装置Info
- Publication number
- JP2507014Y2 JP2507014Y2 JP362590U JP362590U JP2507014Y2 JP 2507014 Y2 JP2507014 Y2 JP 2507014Y2 JP 362590 U JP362590 U JP 362590U JP 362590 U JP362590 U JP 362590U JP 2507014 Y2 JP2507014 Y2 JP 2507014Y2
- Authority
- JP
- Japan
- Prior art keywords
- burl
- block
- locking
- closing
- hole
- 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
- 230000000903 blocking effect Effects 0.000 claims description 8
- 239000004576 sand Substances 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP362590U JP2507014Y2 (ja) | 1990-01-18 | 1990-01-18 | 地下構造物用蓋の施錠装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP362590U JP2507014Y2 (ja) | 1990-01-18 | 1990-01-18 | 地下構造物用蓋の施錠装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0393839U JPH0393839U (enrdf_load_stackoverflow) | 1991-09-25 |
| JP2507014Y2 true JP2507014Y2 (ja) | 1996-08-14 |
Family
ID=31507436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP362590U Expired - Lifetime JP2507014Y2 (ja) | 1990-01-18 | 1990-01-18 | 地下構造物用蓋の施錠装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2507014Y2 (enrdf_load_stackoverflow) |
-
1990
- 1990-01-18 JP JP362590U patent/JP2507014Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0393839U (enrdf_load_stackoverflow) | 1991-09-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |