JPH0584202B2 - - Google Patents
Info
- Publication number
- JPH0584202B2 JPH0584202B2 JP1776586A JP1776586A JPH0584202B2 JP H0584202 B2 JPH0584202 B2 JP H0584202B2 JP 1776586 A JP1776586 A JP 1776586A JP 1776586 A JP1776586 A JP 1776586A JP H0584202 B2 JPH0584202 B2 JP H0584202B2
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical inner
- expansion
- shaped
- formwork
- inner formwork
- 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 - Fee Related
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 46
- 238000009415 formwork Methods 0.000 claims description 39
- 239000004567 concrete Substances 0.000 claims description 23
- 230000008602 contraction Effects 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 description 12
- 238000007493 shaping process Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 210000004712 air sac Anatomy 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1776586A JPS62176806A (ja) | 1986-01-31 | 1986-01-31 | 内空コンクリ−ト成型部材の製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1776586A JPS62176806A (ja) | 1986-01-31 | 1986-01-31 | 内空コンクリ−ト成型部材の製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62176806A JPS62176806A (ja) | 1987-08-03 |
| JPH0584202B2 true JPH0584202B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-12-01 |
Family
ID=11952800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1776586A Granted JPS62176806A (ja) | 1986-01-31 | 1986-01-31 | 内空コンクリ−ト成型部材の製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62176806A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2546086B2 (ja) * | 1991-07-16 | 1996-10-23 | 鹿島建設株式会社 | プレキャストコンクリート部材の製造法 |
| JP2617271B2 (ja) * | 1993-09-24 | 1997-06-04 | オカモト株式会社 | セメント製品成形用の空気袋体および該空気袋体を使用するセメント製品の成形方法 |
-
1986
- 1986-01-31 JP JP1776586A patent/JPS62176806A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62176806A (ja) | 1987-08-03 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |