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Patent Searching and Data


Title:
OPTICAL FIBER-CONTAINED CABTIRE CABLE
Document Type and Number:
Japanese Patent JP3192559
Kind Code:
B2
Abstract:

PURPOSE: To provide a cabtire cable capable of sufficiently resisting against a severe environment of repeated use receiving stress of twisting, bending and drawing or the like.
CONSTITUTION: A flexible pipe 5 is provided in the center, and in the periphery of this flexible pipe 5, a plurality of electric conductors 1, having an insulating layer 2, are twisted together with an interposition 3, further to insert an optical fiber 7 provided along a tension member 8 to have looseness in a hollow part of the flexible pipe 5. As a result, in repeated stress of twisting, bending and drawing or the like applied to a cabtire cable, since the interposition in the periphery of the flexible pipe is burdened, these influences on the optical fiber is reduced.


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Inventors:
Okada, Katsuyuki
Iwase, Katsuto
Application Number:
JP1994000221784
Publication Date:
July 30, 2001
Filing Date:
September 16, 1994
Export Citation:
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Assignee:
FURUKAWA ELECTRIC CO LTD:THE
International Classes:
G02B6/44; H01B7/04; H01B11/22; (IPC1-7): H01B11/22; G02B6/44; H01B7/04