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Title:
巻付け型光ファイバケーブル
Document Type and Number:
Japanese Patent JP4253003
Kind Code:
B2
Abstract:

To provide a wound optical fiber cable whose protective coating is hardly damaged even if pecked by birds.

In the wound optical fiber cable which is obtained by covering an optical fiber unit 2 with a protective coating 3, the outermost layer 7 of the protective coating 3 is composed of a semiconducting rubber having a duro hardness of 65-73°. The semiconducting rubber of the outermost layer 7 has a volume resistivity of 103-105Ω cm and a thickness of ≥1.5 mm. The layer 6 inside the outermost layer 7 is composed of a heat resistant resin having a highest continuous duty temperature of ≥250°C.

COPYRIGHT: (C)2007,JPO&INPIT


Inventors:
Yoshikazu Okubo
Application Number:
JP2006055665A
Publication Date:
April 08, 2009
Filing Date:
March 02, 2006
Export Citation:
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Assignee:
Viscas Co., Ltd.
THE FURUKAW ELECTRIC CO.,LTD.
International Classes:
G02B6/44
Domestic Patent References:
JP8280124A
JP2004205719A
Attorney, Agent or Firm:
Hiroshi Wakabayashi