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US 5,388,175 AGranted
Optical cable having powder embedded in plastic surfaces
AssigneeSiecor Corporation
InventorMary A. Clarke
Life of this patent
Estimating the term…
Abstract
A light waveguide cable having powder embedded in the outer surfaces of plastic material such as central members, open ribbon carriers, or buffer tubes. Powder is deposited during the extrusion or after subsequent reheating.
Claims12
A light waveguide cable, comprising:
- a central member having a powder embedded only in the outer surface thereof in the absence of an adhesive on such surface;
- an outer sheath;
- and,
- at least one light waveguide between the outer sheath and the central member.
1 more element
A light waveguide cable, comprising:
- a light waveguide;
- a thermoplastic tube holding the light waveguide, the thermoplastic tube having a powder embedded only in the outer surface thereof in the absence of an adhesive on such surface;
- and,
- an outer sheath holding the thermoplastic tube.
1 more element
A light waveguide cable, comprising:
- a light waveguide ribbon;
- a thermoplastic open ribbon carrier holding the light waveguide, the open ribbon carrier having a powder embedded only in the outer surface thereof not adjacent to the light waveguide ribbon in the absence of an adhesive on such surface;
- and,
- an outer sheath holding the open ribbon carrier.
1 more element
Dependencies are inferred from the claim text.