JP2537874Y2 - シール装置 - Google Patents
シール装置Info
- Publication number
- JP2537874Y2 JP2537874Y2 JP1988118798U JP11879888U JP2537874Y2 JP 2537874 Y2 JP2537874 Y2 JP 2537874Y2 JP 1988118798 U JP1988118798 U JP 1988118798U JP 11879888 U JP11879888 U JP 11879888U JP 2537874 Y2 JP2537874 Y2 JP 2537874Y2
- Authority
- JP
- Japan
- Prior art keywords
- plate
- seal plate
- inner peripheral
- peripheral portion
- hollow body
- 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
- 238000007789 sealing Methods 0.000 title claims description 41
- 230000002093 peripheral effect Effects 0.000 claims description 67
- 239000002184 metal Substances 0.000 description 9
- 239000002689 soil Substances 0.000 description 9
- 210000000569 greater omentum Anatomy 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000013013 elastic material Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 3
- 239000003673 groundwater Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229910000677 High-carbon steel Inorganic materials 0.000 description 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- -1 is preferable Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988118798U JP2537874Y2 (ja) | 1988-09-12 | 1988-09-12 | シール装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988118798U JP2537874Y2 (ja) | 1988-09-12 | 1988-09-12 | シール装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0242996U JPH0242996U (enrdf_load_stackoverflow) | 1990-03-26 |
| JP2537874Y2 true JP2537874Y2 (ja) | 1997-06-04 |
Family
ID=31363461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988118798U Expired - Lifetime JP2537874Y2 (ja) | 1988-09-12 | 1988-09-12 | シール装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2537874Y2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010000300A (ko) * | 2000-09-07 | 2001-01-05 | 이정우 | 발진구 및 도달구에 있어서의 단독 또는 겸용 실 장치 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5791894U (enrdf_load_stackoverflow) * | 1980-11-26 | 1982-06-05 | ||
| JPS60148994A (ja) * | 1984-01-10 | 1985-08-06 | 太陽鉄工株式会社 | 発進口のシ−ル構造 |
| JPS61237796A (ja) * | 1985-04-12 | 1986-10-23 | 飛島建設株式会社 | 推進工法における発進坑口の防護装置とそれを使用した推進工法 |
-
1988
- 1988-09-12 JP JP1988118798U patent/JP2537874Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0242996U (enrdf_load_stackoverflow) | 1990-03-26 |
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