JPS6442396U - - Google Patents
Info
- Publication number
- JPS6442396U JPS6442396U JP13530387U JP13530387U JPS6442396U JP S6442396 U JPS6442396 U JP S6442396U JP 13530387 U JP13530387 U JP 13530387U JP 13530387 U JP13530387 U JP 13530387U JP S6442396 U JPS6442396 U JP S6442396U
- Authority
- JP
- Japan
- Prior art keywords
- notch
- small
- diameter
- propulsion
- outer circumferential
- 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
- 239000000314 lubricant Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000003566 sealing material Substances 0.000 claims 2
- 229920001875 Ebonite Polymers 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000002990 reinforced plastic Substances 0.000 claims 1
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 230000008961 swelling Effects 0.000 claims 1
- 239000010865 sewage Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Joints With Sleeves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13530387U JPH047279Y2 (https=) | 1987-09-04 | 1987-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13530387U JPH047279Y2 (https=) | 1987-09-04 | 1987-09-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6442396U true JPS6442396U (https=) | 1989-03-14 |
| JPH047279Y2 JPH047279Y2 (https=) | 1992-02-26 |
Family
ID=31394803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13530387U Expired JPH047279Y2 (https=) | 1987-09-04 | 1987-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH047279Y2 (https=) |
-
1987
- 1987-09-04 JP JP13530387U patent/JPH047279Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH047279Y2 (https=) | 1992-02-26 |
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