Optical waveguides – Optical transmission cable – Loose tube type
Patent
1997-06-30
2000-01-11
Palmer, Phan T. H.
Optical waveguides
Optical transmission cable
Loose tube type
385102, 385113, 385109, G02B 644
Patent
active
060144874
ABSTRACT:
A fiber optic cable (10) includes a tube section (20) and an sheath section (40). Between tube and sheath sections (20,40) is a series of general interstices (S), each general interstice (S) comprises a respective set of sub-interstices (S1,S2,S3). Each general interstice (S) comprises a respective interstitial assembly (30). Each interstitial assembly (30) provides crush strength resistance and water blocking features to fiber optic cable (10).
REFERENCES:
patent: 4703998 (1987-11-01), Uchioke
patent: 5133034 (1992-07-01), Arroyo et al.
patent: 5390273 (1995-02-01), Rahman et al.
patent: 5574816 (1996-11-01), Yang et al.
patent: 5621841 (1997-04-01), Field
patent: 5630003 (1997-05-01), Arroyo
Sketch of "Focus Sky Wrap" 3 Position loose tube design, (1992).
Field Larry W.
Logan Eric R.
Newton Katharine
Wagman Richard S.
Aberle Timothy J.
Palmer Phan T. H.
Siecor Corporation
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