JPH0248331B2 - - Google Patents
Info
- Publication number
- JPH0248331B2 JPH0248331B2 JP62155934A JP15593487A JPH0248331B2 JP H0248331 B2 JPH0248331 B2 JP H0248331B2 JP 62155934 A JP62155934 A JP 62155934A JP 15593487 A JP15593487 A JP 15593487A JP H0248331 B2 JPH0248331 B2 JP H0248331B2
- Authority
- JP
- Japan
- Prior art keywords
- sleeve
- core
- wedge
- die
- outer periphery
- 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
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000002788 crimping Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Reinforcement Elements For Buildings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62-155934A JPH012731A (ja) | 1987-06-23 | 鉄筋継手用スリ−ブの製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62-155934A JPH012731A (ja) | 1987-06-23 | 鉄筋継手用スリ−ブの製造方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JPS642731A JPS642731A (en) | 1989-01-06 |
JPH012731A JPH012731A (ja) | 1989-01-06 |
JPH0248331B2 true JPH0248331B2 (de) | 1990-10-24 |
Family
ID=
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5935834A (ja) * | 1982-08-20 | 1984-02-27 | Hattori Seisakusho:Kk | 外面に螺旋溝を有する円管の製造方法及び製造装置 |
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5935834A (ja) * | 1982-08-20 | 1984-02-27 | Hattori Seisakusho:Kk | 外面に螺旋溝を有する円管の製造方法及び製造装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS642731A (en) | 1989-01-06 |
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