JPH03125079U - - Google Patents
Info
- Publication number
- JPH03125079U JPH03125079U JP3175590U JP3175590U JPH03125079U JP H03125079 U JPH03125079 U JP H03125079U JP 3175590 U JP3175590 U JP 3175590U JP 3175590 U JP3175590 U JP 3175590U JP H03125079 U JPH03125079 U JP H03125079U
- Authority
- JP
- Japan
- Prior art keywords
- section
- cross
- δpm
- pressure
- δpr
- 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.)
- Pending
Links
Landscapes
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Description
第１図ａ，ｂ，ｃは本考案紡糸口金の代表例の
断面図であり、第２図は従来の一般的な紡糸口金
の断面図である。
FIGS. 1A, 1B, and 1C are cross-sectional views of representative examples of the spinneret of the present invention, and FIG. 2 is a cross-sectional view of a conventional general spinneret.
Claims (1)
金であり、計量部の断面積Ｓｍと緩和部の断面積
Ｓｒの比がＳｒ／Ｓｍ≧２であり、計量部に於け
る単位長さ当りの圧力損失ΔＰｍと緩和部に於け
る単位長さ当りの圧力損失ΔＰｒの比がΔＰｒ／
ΔＰｍ≦1/2.8であることを特徴とする紡糸口金
。 The spinneret is provided with a pressure relief section following the metering section, and the ratio of the cross-sectional area Sm of the metering section to the cross-sectional area Sr of the relaxation section is Sr/Sm≧2, and the pressure per unit length in the metering section is The ratio of pressure loss ΔPm and pressure loss ΔPr per unit length in the relaxation section is ΔPr/
A spinneret characterized in that ΔPm≦1/2.8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3175590U JPH03125079U (en) | 1990-03-26 | 1990-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3175590U JPH03125079U (en) | 1990-03-26 | 1990-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03125079U true JPH03125079U (en) | 1991-12-18 |
Family
ID=31534548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3175590U Pending JPH03125079U (en) | 1990-03-26 | 1990-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03125079U (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5263415A (en) * | 1975-11-18 | 1977-05-25 | Toray Ind Inc | Spinnerets for spinning |
| JPS5230809B2 (en) * | 1971-09-13 | 1977-08-10 | ||
| JPS5468409A (en) * | 1977-11-11 | 1979-06-01 | Toray Ind Inc | Spinning method of polymer mix |
| JPS61614A (en) * | 1984-06-12 | 1986-01-06 | Kuraray Co Ltd | Method of spinning of mixed spun yarn |
| JPS6253420A (en) * | 1985-08-27 | 1987-03-09 | Mitsubishi Rayon Co Ltd | Production of pitch based carbon fiber |
-
1990
- 1990-03-26 JP JP3175590U patent/JPH03125079U/ja active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5230809B2 (en) * | 1971-09-13 | 1977-08-10 | ||
| JPS5263415A (en) * | 1975-11-18 | 1977-05-25 | Toray Ind Inc | Spinnerets for spinning |
| JPS5468409A (en) * | 1977-11-11 | 1979-06-01 | Toray Ind Inc | Spinning method of polymer mix |
| JPS61614A (en) * | 1984-06-12 | 1986-01-06 | Kuraray Co Ltd | Method of spinning of mixed spun yarn |
| JPS6253420A (en) * | 1985-08-27 | 1987-03-09 | Mitsubishi Rayon Co Ltd | Production of pitch based carbon fiber |