JPH0193298U - - Google Patents
Info
- Publication number
- JPH0193298U JPH0193298U JP18599487U JP18599487U JPH0193298U JP H0193298 U JPH0193298 U JP H0193298U JP 18599487 U JP18599487 U JP 18599487U JP 18599487 U JP18599487 U JP 18599487U JP H0193298 U JPH0193298 U JP H0193298U
- Authority
- JP
- Japan
- Prior art keywords
- grippush
- along
- segment
- stay member
- wall
- 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
- 230000002093 peripheral effect Effects 0.000 claims 2
- 230000003028 elevating effect Effects 0.000 claims 1
- 230000005641 tunneling Effects 0.000 claims 1
- 238000009412 basement excavation Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987185994U JPH0619679Y2 (ja) | 1987-12-08 | 1987-12-08 | セグメントの真円保持装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987185994U JPH0619679Y2 (ja) | 1987-12-08 | 1987-12-08 | セグメントの真円保持装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0193298U true JPH0193298U (cs) | 1989-06-19 |
| JPH0619679Y2 JPH0619679Y2 (ja) | 1994-05-25 |
Family
ID=31477246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987185994U Expired - Lifetime JPH0619679Y2 (ja) | 1987-12-08 | 1987-12-08 | セグメントの真円保持装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0619679Y2 (cs) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS558798U (cs) * | 1978-07-05 | 1980-01-21 | ||
| JPS5923120A (ja) * | 1982-07-27 | 1984-02-06 | Koyo Seiko Co Ltd | 直動玉軸受 |
| JPS5923120U (ja) * | 1982-08-04 | 1984-02-13 | アルプス電気株式会社 | 押釦スイツチ |
-
1987
- 1987-12-08 JP JP1987185994U patent/JPH0619679Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS558798U (cs) * | 1978-07-05 | 1980-01-21 | ||
| JPS5923120A (ja) * | 1982-07-27 | 1984-02-06 | Koyo Seiko Co Ltd | 直動玉軸受 |
| JPS5923120U (ja) * | 1982-08-04 | 1984-02-13 | アルプス電気株式会社 | 押釦スイツチ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0619679Y2 (ja) | 1994-05-25 |
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