Optical waveguides – Optical transmission cable – Loose tube type
Reexamination Certificate
2006-11-16
2010-02-16
Pak, Sung H (Department: 2874)
Optical waveguides
Optical transmission cable
Loose tube type
Reexamination Certificate
active
07664354
ABSTRACT:
A fiber cable having at least one fiber optic element, a water swellable powder, disposed on the fiber optic element and a tube surrounding the fiber element and the water swellable powder. The fiber optic element is in a loose non-coupled arrangement with respect to the inside of the tube such that during installation, mechanical installation stresses applied to the cable and the tube are not imparted to the fiber optic element therein.
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Blell Bernard Michael
Keller David
Nexans
Pak Sung H
Sofer & Haroun LLP
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