JPS60168118U - Heat-resistant optical fiber unit - Google Patents

Heat-resistant optical fiber unit

Info

Publication number
JPS60168118U
JPS60168118U JP5615284U JP5615284U JPS60168118U JP S60168118 U JPS60168118 U JP S60168118U JP 5615284 U JP5615284 U JP 5615284U JP 5615284 U JP5615284 U JP 5615284U JP S60168118 U JPS60168118 U JP S60168118U
Authority
JP
Japan
Prior art keywords
heat
optical fiber
fiber unit
buffer
coating layer
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
Application number
JP5615284U
Other languages
Japanese (ja)
Inventor
金也 熊沢
小粥　幹夫
白坂　有生
憲一 布施
Original Assignee
古河電気工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 古河電気工業株式会社 filed Critical 古河電気工業株式会社
Priority to JP5615284U priority Critical patent/JPS60168118U/en
Publication of JPS60168118U publication Critical patent/JPS60168118U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の耐熱光フアイバユニットの一実施例を
示す横断面図、第２図は従来の耐熱光フアイバユニット
の横断面図、第３図は本考案の耐熱光フアイバユニット
の耐圧壊特性を示すグラフである。 １・・・光ファイバ、８・・・光ファイバ一括ユニット
、９・・・内部保護層、１０・・・緩衝被覆層。Fig. 1 is a cross-sectional view showing an embodiment of the heat-resistant optical fiber unit of the present invention, Fig. 2 is a cross-sectional view of a conventional heat-resistant optical fiber unit, and Fig. 3 is a crush-resistant collapse of the heat-resistant optical fiber unit of the present invention. It is a graph showing characteristics. DESCRIPTION OF SYMBOLS 1... Optical fiber, 8... Optical fiber collective unit, 9... Internal protective layer, 10... Buffer coating layer.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）被覆を有する光ファイバを複数本集合せしめてな
る光フアイバ集合体に断面はぼ円形状に緩衝層を一体的
に被覆してなる光ファイバ一括ユニットと、該光ファイ
バ一括ユニットのまわりに設けられ長尺の補強繊維を含
む繊維強化熱硬化性樹脂により形成される内部保護層と
、該内部保護層のまわりに設けられる遮熱性を有する緩
衝被覆層と、該緩衝被覆層のまわりに設けられ耐熱性樹
脂により形成される外部保護層とを有することを特徴と
する耐熱光フアイバユニット。(1) An optical fiber collective unit consisting of a plurality of coated optical fibers assembled together and a buffer layer integrally coated with a buffer layer having a roughly circular cross section; an inner protective layer formed of a fiber-reinforced thermosetting resin including long reinforcing fibers, a buffer coating layer having heat shielding properties provided around the inner protective layer, and a buffer coating layer provided around the buffer coating layer. 1. A heat-resistant optical fiber unit comprising: a heat-resistant optical fiber unit; and an outer protective layer made of a heat-resistant resin. （２）前記遮熱性を有する緩衝被覆層は紙により形成さ
れていることを特徴とする実用新案登録請゛求の範囲第
１項記載の耐熱光フアイバユニット。(2) The heat-resistant optical fiber unit according to claim 1, wherein the buffer coating layer having heat-shielding properties is formed of paper.
JP5615284U 1984-04-17 1984-04-17 Heat-resistant optical fiber unit Pending JPS60168118U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5615284U JPS60168118U (en) 1984-04-17 1984-04-17 Heat-resistant optical fiber unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5615284U JPS60168118U (en) 1984-04-17 1984-04-17 Heat-resistant optical fiber unit

Publications (1)

Publication Number Publication Date
JPS60168118U true JPS60168118U (en) 1985-11-08

Family

ID=30579477

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5615284U Pending JPS60168118U (en) 1984-04-17 1984-04-17 Heat-resistant optical fiber unit

Country Status (1)

Country Link
JP (1) JPS60168118U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63291015A (en) * 1987-05-25 1988-11-28 Fujikura Ltd Heat resisting optical fiber unit
JPH03108207U (en) * 1989-12-21 1991-11-07

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63291015A (en) * 1987-05-25 1988-11-28 Fujikura Ltd Heat resisting optical fiber unit
JPH03108207U (en) * 1989-12-21 1991-11-07

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