JPH04134U - - Google Patents
Info
- Publication number
- JPH04134U JPH04134U JP3773890U JP3773890U JPH04134U JP H04134 U JPH04134 U JP H04134U JP 3773890 U JP3773890 U JP 3773890U JP 3773890 U JP3773890 U JP 3773890U JP H04134 U JPH04134 U JP H04134U
- Authority
- JP
- Japan
- Prior art keywords
- plug member
- bell block
- cylindrical body
- fire spread
- holding 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.)
- Granted
Links
- 230000037431 insertion Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3773890U JP2528553Y2 (ja) | 1990-04-09 | 1990-04-09 | ベルブロック用栓部材 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3773890U JP2528553Y2 (ja) | 1990-04-09 | 1990-04-09 | ベルブロック用栓部材 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04134U true JPH04134U (zh) | 1992-01-06 |
JP2528553Y2 JP2528553Y2 (ja) | 1997-03-12 |
Family
ID=31545120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3773890U Expired - Fee Related JP2528553Y2 (ja) | 1990-04-09 | 1990-04-09 | ベルブロック用栓部材 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2528553Y2 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07167352A (ja) * | 1993-12-14 | 1995-07-04 | Toosetsu Kk | 防火区画壁貫通具用貫通管 |
KR100538000B1 (en) * | 2001-06-14 | 2005-12-20 | A manhole coupling pipe of assembly | |
CN106436754A (zh) * | 2016-10-21 | 2017-02-22 | 上海市政工程设计研究总院(集团)有限公司 | 一种地下综合管廊穿墙防渗结构 |
CN106567966A (zh) * | 2016-10-21 | 2017-04-19 | 上海市政工程设计研究总院(集团)有限公司 | 一种地下综合管廊群管穿墙防渗方法 |
CN106567403A (zh) * | 2016-10-21 | 2017-04-19 | 上海市政工程设计研究总院(集团)有限公司 | 一种地下综合管廊外墙防渗结构 |
-
1990
- 1990-04-09 JP JP3773890U patent/JP2528553Y2/ja not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07167352A (ja) * | 1993-12-14 | 1995-07-04 | Toosetsu Kk | 防火区画壁貫通具用貫通管 |
KR100538000B1 (en) * | 2001-06-14 | 2005-12-20 | A manhole coupling pipe of assembly | |
CN106436754A (zh) * | 2016-10-21 | 2017-02-22 | 上海市政工程设计研究总院(集团)有限公司 | 一种地下综合管廊穿墙防渗结构 |
CN106567966A (zh) * | 2016-10-21 | 2017-04-19 | 上海市政工程设计研究总院(集团)有限公司 | 一种地下综合管廊群管穿墙防渗方法 |
CN106567403A (zh) * | 2016-10-21 | 2017-04-19 | 上海市政工程设计研究总院(集团)有限公司 | 一种地下综合管廊外墙防渗结构 |
CN106436754B (zh) * | 2016-10-21 | 2024-01-16 | 上海市政工程设计研究总院(集团)有限公司 | 一种地下综合管廊穿墙防渗结构 |
CN106567403B (zh) * | 2016-10-21 | 2024-01-19 | 上海市政工程设计研究总院(集团)有限公司 | 一种地下综合管廊外墙防渗结构 |
Also Published As
Publication number | Publication date |
---|---|
JP2528553Y2 (ja) | 1997-03-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |