JPH0170841U - - Google Patents
Info
- Publication number
- JPH0170841U JPH0170841U JP1987162591U JP16259187U JPH0170841U JP H0170841 U JPH0170841 U JP H0170841U JP 1987162591 U JP1987162591 U JP 1987162591U JP 16259187 U JP16259187 U JP 16259187U JP H0170841 U JPH0170841 U JP H0170841U
- Authority
- JP
- Japan
- Prior art keywords
- die
- nozzle tip
- coating
- primary
- coating die
- 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
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 239000013307 optical fiber Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000012681 fiber drawing Methods 0.000 description 1
Landscapes
- Coating Apparatus (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Description
第１図は本考案ダイスの一例を示す縦断面図、
第２図は従来の光フアイバ線引き装置のコーテイ
ング部を示す概略説明図、第３図は従来の二層コ
ーテイングダイスの一例の縦断面図を示す。
１……光フアイバ、２，７……プライマリーダ
イス、３，５……加熱器、４，８……バツフアダ
イス、６……フアイバガイド、９……プライマリ
ーコーテイング材、１０……バツフアコーテイン
グ材、１１……プライマリー注入口、１２……バ
ツフア注入口、１３……プライマリーノズル、１
４……バツフアノズル。
FIG. 1 is a longitudinal sectional view showing an example of the die of the present invention;
FIG. 2 is a schematic explanatory diagram showing a coating section of a conventional optical fiber drawing device, and FIG. 3 is a longitudinal sectional view of an example of a conventional two-layer coating die. 1... Optical fiber, 2, 7... Primary die, 3, 5... Heater, 4, 8... Buffer die, 6... Fiber guide, 9... Primary coating material, 10... Buffer coating material, 11...Primary inlet, 12...Buffer inlet, 13...Primary nozzle, 1
4...Batsufua nozzle.
Claims (1)
びバツフアコートを順次被覆するための内ダイス
及び外ダイスよりなる同心二重構造ダイスであつ
て、内ダイスであるプライマリーコーテイングダ
イスのノズル先端と外ダイスであるバツフアコー
テイングダイスのノズル先端とを同一面上に配す
るか、ないしは、プライマリーコーテイングダイ
スのノズル先端をバツフアコーテイングダイスの
ノズル先端より突出させたことを特徴とする光フ
アイバコーテイングダイス。 A concentric double structure die consisting of an inner die and an outer die for sequentially coating the outer peripheral surface of an optical fiber with a primary coat and a buffer coat, the inner die being the nozzle tip of the primary coating die and the outer die being the buffer coat. An optical fiber coating die characterized in that the nozzle tip of the primary coating die is arranged on the same plane as the nozzle tip of the coating die, or the nozzle tip of the primary coating die is made to protrude from the nozzle tip of the buffer coating die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162591U JPH0170841U (en) | 1987-10-26 | 1987-10-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987162591U JPH0170841U (en) | 1987-10-26 | 1987-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0170841U true JPH0170841U (en) | 1989-05-11 |
Family
ID=31446553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987162591U Pending JPH0170841U (en) | 1987-10-26 | 1987-10-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0170841U (en) |
-
1987
- 1987-10-26 JP JP1987162591U patent/JPH0170841U/ja active Pending