Title:
光ファイバケーブル及び光ファイバケーブルの製造方法
Document Type and Number:
Japanese Patent JP7025958
Kind Code:
B2
Abstract:
To ensure waterproof performance by inclusions.SOLUTION: An optical cable includes: a core 3 formed by wrapping a plurality of optical fibers 1 and an inner inclusion 40A with a press-wound tape 2; an outer inclusion 40B disposed outside the core; a pair of strength members 20 placed across the core; and a jacket 60 covering the core, outer inclusion, and pair of strength members. The outer inclusion is vertically attached to the outside of the core. The inner inclusion is twisted in an SZ shape inside the core.SELECTED DRAWING: Figure 1
Inventors:
Tsuyoshi Taki
Akira Sabae
Ken Osato
Akira Sabae
Ken Osato
Application Number:
JP2018039696A
Publication Date:
February 25, 2022
Filing Date:
March 06, 2018
Export Citation:
Assignee:
Fujikura Ltd.
International Classes:
G02B6/44
Domestic Patent References:
| JP5203852A | ||||
| JP10153714A | ||||
| JP2015031810A | ||||
| JP2013088746A | ||||
| JP63050806A | ||||
| JP2000171672A | ||||
| JP2014137480A | ||||
| JP2017049510A | ||||
| JP4212907A |
Foreign References:
| US20150049996 | ||||
| EP0286349A2 | ||||
| US20030049002 | ||||
| US6236789 |
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation
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