JPH049796Y2 - - Google Patents
Info
- Publication number
- JPH049796Y2 JPH049796Y2 JP17380486U JP17380486U JPH049796Y2 JP H049796 Y2 JPH049796 Y2 JP H049796Y2 JP 17380486 U JP17380486 U JP 17380486U JP 17380486 U JP17380486 U JP 17380486U JP H049796 Y2 JPH049796 Y2 JP H049796Y2
- Authority
- JP
- Japan
- Prior art keywords
- transfer pipe
- transfer
- pipe
- tip
- fresh concrete
- 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
Links
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17380486U JPH049796Y2 (enrdf_load_stackoverflow) | 1986-11-12 | 1986-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17380486U JPH049796Y2 (enrdf_load_stackoverflow) | 1986-11-12 | 1986-11-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6378652U JPS6378652U (enrdf_load_stackoverflow) | 1988-05-25 |
| JPH049796Y2 true JPH049796Y2 (enrdf_load_stackoverflow) | 1992-03-11 |
Family
ID=31111610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17380486U Expired JPH049796Y2 (enrdf_load_stackoverflow) | 1986-11-12 | 1986-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH049796Y2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2555121Y2 (ja) * | 1991-11-08 | 1997-11-19 | 株式会社竹中工務店 | コンクリート打設装置 |
-
1986
- 1986-11-12 JP JP17380486U patent/JPH049796Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6378652U (enrdf_load_stackoverflow) | 1988-05-25 |
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