JPH0285403U - - Google Patents

Info

Publication number
JPH0285403U
JPH0285403U JP9214389U JP9214389U JPH0285403U JP H0285403 U JPH0285403 U JP H0285403U JP 9214389 U JP9214389 U JP 9214389U JP 9214389 U JP9214389 U JP 9214389U JP H0285403 U JPH0285403 U JP H0285403U
Authority
JP
Japan
Prior art keywords
tube
optical fiber
gas
metal
installing
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.)
Granted
Application number
JP9214389U
Other languages
Japanese (ja)
Other versions
JP2562158Y2 (en
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 filed Critical
Priority to JP1989092143U priority Critical patent/JP2562158Y2/en
Publication of JPH0285403U publication Critical patent/JPH0285403U/ja
Application granted granted Critical
Publication of JP2562158Y2 publication Critical patent/JP2562158Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

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

第１図から第３図及び第５図は本考案の各実施
例のチユーブの横断面図、第６図は縦断面図、第
４図及び第７図は従来のチユーブの断面図である
。 図中、１は金属・ポリエチレン複合チユーブ、
２はポリエチレン層、３は金属層、４は難燃性ポ
リエチレン層、５は金属・ポリエチレン複合チユ
ーブに難燃性ポリエチレンの被覆としたチユーブ
、６は金属、７は金属チユーブ、８はポリエチレ
ン、９はポリエチレンチユーブ、１０は金属チユ
ーブに難燃性ポリエチレンの被覆をしたチユーブ
、１１はチユーブ、１２はケーブルである。 1 to 3 and 5 are cross-sectional views of tubes according to embodiments of the present invention, FIG. 6 is a longitudinal sectional view, and FIG. 4 and FIG. 7 are cross-sectional views of conventional tubes. In the figure, 1 is a metal/polyethylene composite tube;
2 is a polyethylene layer, 3 is a metal layer, 4 is a flame-retardant polyethylene layer, 5 is a metal/polyethylene composite tube coated with flame-retardant polyethylene, 6 is metal, 7 is a metal tube, 8 is polyethylene, 9 1 is a polyethylene tube, 10 is a metal tube coated with flame-retardant polyethylene, 11 is a tube, and 12 is a cable.

Claims (1)

【実用新案登録請求の範囲】 (1) チユーブ内に気体を流し、気流によつてチ
ユーブ内に光フアイバを挿通布設するチユーブに
於て、チユーブが金属若しくはセラミツクスより
成つていることを特徴とする光フアイバの気体圧
送布設用チユーブ。 (2) チユーブ内に気体を流し、気流によつてチ
ユーブ内に光フアイバを挿通布設する層状構造の
チユーブに於て、チユーブの少なくとも１層が金
属若しくはセラミツクスより成つていることを特
徴とする光フアイバの気体圧送布設用チユーブ。 (3) 請求項２の光フアイバの気体圧送布設チユ
ーブに於て、内面が樹脂層であり、他の層のうち
１つの層が金属若しくはセラミツクス層で構成さ
れていることを特徴とする光フアイバの気体圧送
布設用チユーブ。[Claims for Utility Model Registration] (1) A tube in which an optical fiber is inserted and laid through the tube by flowing gas into the tube, characterized in that the tube is made of metal or ceramics. Tube for installing optical fiber gas under pressure. (2) A tube with a layered structure in which gas is caused to flow into the tube and an optical fiber is inserted and laid through the tube by the air flow, and at least one layer of the tube is made of metal or ceramics. Tube for installing fiber gas under pressure. (3) The optical fiber gas pressure feeding installation tube according to claim 2, wherein the inner surface is a resin layer and one of the other layers is made of a metal or ceramic layer. A tube for installing gas pressure.
JP1989092143U 1988-08-08 1989-08-07 Tube for gas pressure installation of optical fiber Expired - Lifetime JP2562158Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989092143U JP2562158Y2 (en) 1988-08-08 1989-08-07 Tube for gas pressure installation of optical fiber

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63-104057 1988-08-08
JP10405788 1988-08-08
JP1989092143U JP2562158Y2 (en) 1988-08-08 1989-08-07 Tube for gas pressure installation of optical fiber

Publications (2)

Publication Number Publication Date
JPH0285403U true JPH0285403U (en) 1990-07-04
JP2562158Y2 JP2562158Y2 (en) 1998-02-10

Family

ID=31718666

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989092143U Expired - Lifetime JP2562158Y2 (en) 1988-08-08 1989-08-07 Tube for gas pressure installation of optical fiber

Country Status (1)

Country Link
JP (1) JP2562158Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118210116A (en) * 2022-12-16 2024-06-18 长飞光纤光缆股份有限公司 An air-blown optical cable suitable for high-temperature installation working environment and a construction method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59104607A (en) * 1982-11-08 1984-06-16 ブリティシュ・テレコミュニケーションズ・パブリック・リミテッド・カンパニ Method and apparatus for installing optical fiber cable
JPS6088308U (en) * 1983-11-21 1985-06-17 株式会社フジクラ Metal tube for optical fiber cable

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59104607A (en) * 1982-11-08 1984-06-16 ブリティシュ・テレコミュニケーションズ・パブリック・リミテッド・カンパニ Method and apparatus for installing optical fiber cable
JPS6088308U (en) * 1983-11-21 1985-06-17 株式会社フジクラ Metal tube for optical fiber cable

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118210116A (en) * 2022-12-16 2024-06-18 长飞光纤光缆股份有限公司 An air-blown optical cable suitable for high-temperature installation working environment and a construction method thereof
WO2024125365A1 (en) * 2022-12-16 2024-06-20 长飞光纤光缆股份有限公司 Air blown optical cable suitable for high-temperature installation working environment and construction method therefor
CN118210116B (en) * 2022-12-16 2025-12-23 长飞光纤光缆股份有限公司 Air-blown optical cable suitable for high-temperature installation operation environment and construction method

Also Published As

Publication number Publication date
JP2562158Y2 (en) 1998-02-10

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