JPH0368935U - - Google Patents
Info
- Publication number
- JPH0368935U JPH0368935U JP12452789U JP12452789U JPH0368935U JP H0368935 U JPH0368935 U JP H0368935U JP 12452789 U JP12452789 U JP 12452789U JP 12452789 U JP12452789 U JP 12452789U JP H0368935 U JPH0368935 U JP H0368935U
- Authority
- JP
- Japan
- Prior art keywords
- pipe joint
- lower electrodes
- contact
- resistance heater
- sandwiching
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 1
Landscapes
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
- Pipe Accessories (AREA)
- Control Of Resistance Heating (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12452789U JPH0368935U (no) | 1989-10-26 | 1989-10-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12452789U JPH0368935U (no) | 1989-10-26 | 1989-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0368935U true JPH0368935U (no) | 1991-07-08 |
Family
ID=31672438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12452789U Pending JPH0368935U (no) | 1989-10-26 | 1989-10-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0368935U (no) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009074352A (ja) * | 2007-08-31 | 2009-04-09 | Kyowa Sangyo Kk | マンホールの底座材、該マンホールの底座材の製造方法、前記マンホールの底座材を用いたマンホールの底部の施工方法およびマンホールの底部の改造施工方法 |
-
1989
- 1989-10-26 JP JP12452789U patent/JPH0368935U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009074352A (ja) * | 2007-08-31 | 2009-04-09 | Kyowa Sangyo Kk | マンホールの底座材、該マンホールの底座材の製造方法、前記マンホールの底座材を用いたマンホールの底部の施工方法およびマンホールの底部の改造施工方法 |