JPS6437598U - - Google Patents
Info
- Publication number
- JPS6437598U JPS6437598U JP5867087U JP5867087U JPS6437598U JP S6437598 U JPS6437598 U JP S6437598U JP 5867087 U JP5867087 U JP 5867087U JP 5867087 U JP5867087 U JP 5867087U JP S6437598 U JPS6437598 U JP S6437598U
- Authority
- JP
- Japan
- Prior art keywords
- spacing member
- annular
- outer cylindrical
- contact
- cylindrical parts
- 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
- 238000012856 packing Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000005641 tunneling Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987058670U JPH052709Y2 (en, 2012) | 1987-04-20 | 1987-04-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987058670U JPH052709Y2 (en, 2012) | 1987-04-20 | 1987-04-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6437598U true JPS6437598U (en, 2012) | 1989-03-07 |
JPH052709Y2 JPH052709Y2 (en, 2012) | 1993-01-22 |
Family
ID=31284466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987058670U Expired - Lifetime JPH052709Y2 (en, 2012) | 1987-04-20 | 1987-04-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH052709Y2 (en, 2012) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58120997A (ja) * | 1982-01-14 | 1983-07-19 | 川崎重工業株式会社 | トンネル掘削機 |
JPS58213993A (ja) * | 1982-06-04 | 1983-12-13 | 東京電力株式会社 | シールド掘進機の運転方法 |
JPS59147790U (ja) * | 1983-03-18 | 1984-10-02 | 東京電力株式会社 | シ−ルド掘進機 |
JPS59167890U (ja) * | 1983-04-22 | 1984-11-10 | 石川島播磨重工業株式会社 | シ−ルド掘進機 |
-
1987
- 1987-04-20 JP JP1987058670U patent/JPH052709Y2/ja not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58120997A (ja) * | 1982-01-14 | 1983-07-19 | 川崎重工業株式会社 | トンネル掘削機 |
JPS58213993A (ja) * | 1982-06-04 | 1983-12-13 | 東京電力株式会社 | シールド掘進機の運転方法 |
JPS59147790U (ja) * | 1983-03-18 | 1984-10-02 | 東京電力株式会社 | シ−ルド掘進機 |
JPS59167890U (ja) * | 1983-04-22 | 1984-11-10 | 石川島播磨重工業株式会社 | シ−ルド掘進機 |
Also Published As
Publication number | Publication date |
---|---|
JPH052709Y2 (en, 2012) | 1993-01-22 |