JPH0525769Y2 - - Google Patents
Info
- Publication number
- JPH0525769Y2 JPH0525769Y2 JP1758487U JP1758487U JPH0525769Y2 JP H0525769 Y2 JPH0525769 Y2 JP H0525769Y2 JP 1758487 U JP1758487 U JP 1758487U JP 1758487 U JP1758487 U JP 1758487U JP H0525769 Y2 JPH0525769 Y2 JP H0525769Y2
- Authority
- JP
- Japan
- Prior art keywords
- perforator
- pipe
- branch pipe
- center
- rotating shaft
- 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
- 239000012528 membrane Substances 0.000 claims description 26
- 230000008878 coupling Effects 0.000 claims description 19
- 238000010168 coupling process Methods 0.000 claims description 19
- 238000005859 coupling reaction Methods 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000005553 drilling Methods 0.000 claims description 4
- 230000000452 restraining effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000414 obstructive effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1758487U JPH0525769Y2 (de) | 1987-02-09 | 1987-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1758487U JPH0525769Y2 (de) | 1987-02-09 | 1987-02-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63127808U JPS63127808U (de) | 1988-08-22 |
| JPH0525769Y2 true JPH0525769Y2 (de) | 1993-06-29 |
Family
ID=30810473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1758487U Expired - Lifetime JPH0525769Y2 (de) | 1987-02-09 | 1987-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0525769Y2 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0630327Y2 (ja) * | 1988-12-13 | 1994-08-17 | コスモ工機株式会社 | 穿孔装置 |
| JP3688981B2 (ja) * | 2000-06-30 | 2005-08-31 | 機動建設工業株式会社 | 管路の内壁加工装置 |
| FI125880B (fi) | 2009-04-29 | 2016-03-31 | Picote Oy Ltd | Työkalu ja menetelmä putkiston saneeraamiseen |
| JP5658630B2 (ja) * | 2011-07-14 | 2015-01-28 | 株式会社水道技術開発機構 | ライニング管の貫通孔形成方法及びライニング管用の膜切断装置 |
-
1987
- 1987-02-09 JP JP1758487U patent/JPH0525769Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63127808U (de) | 1988-08-22 |
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