IP Library › Granted Patent US 10,386,594
Granted Patent B2
US 10,386,594 · App. 15/758,244 · Granted Aug 20, 2019

Tactical deployable cables

Inventors: Justin Quinn (Boiling Springs, SC); Craig Stratton (Spartanburg, SC)
Assignee: AFL Telecommunications LLC
G02B6/4432G02B6/441G02B6/4413G02B6/4434G02B6/4457
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Quick Facts
Patent No.
US 10,386,594
App. No.
15/758,244
Granted
Aug 20, 2019
Kind
B2
Abstract

A tactical deployable cable is provided. The cable includes a fiber optic unit. The fiber optic unit includes a plurality of optical fibers, each of the plurality of optical fibers having a maximum nominal outer diameter of less than or equal to about 250 microns. The fiber optic unit further includes a UV cured resin layer surrounding and encapsulating the plurality of optical fibers. The fiber optic unit further includes a thermoplastic elastomer buffer layer surrounding the UV cured resin layer. The cable may include a thermoplastic jacket surrounding the fiber optic unit, and a plurality of strength members disposed between the jacket and the fiber optic unit.

Claims (33)

1. A tactical deployable cable, comprising:

a fiber optic unit, the fiber optic unit comprising:

a plurality of optical fibers, each of the plurality of optical fibers having a maximum nominal outer diameter of less than or equal to about 250 microns;

a UV cured resin layer surrounding and encapsulating the plurality of optical fibers; and

a thermoplastic elastomer buffer layer surrounding and in contact with the UV cured resin layer,

wherein the fiber optic unit has a maximum outer diameter of less than or equal to 1000 microns.

2. The cable of claim 1 , wherein the plurality of optical fibers consists of four optical fibers.

3. The cable of claim 2 , wherein each of the four optical fibers has a maximum nominal outer diameter of about 250 microns.

4. The cable of claim 1 , wherein the plurality of optical fibers consists of six optical fibers.

5. The cable of claim 4 , wherein each of the six optical fibers has a maximum nominal outer diameter of about 200 microns.

6. The cable of claim 1 , wherein the UV cured resin layer comprises a silicone.

7. The cable of claim 1 , wherein the UV cured resin layer has a tensile modulus of less than 10 MPa.

8. The cable of claim 1 , wherein the plurality of optical fibers are helically stranded.

9. The cable of claim 1 , further comprising a thermoplastic jacket surrounding the fiber optic unit and a plurality of strength members disposed between the jacket and the fiber optic unit.

10. The cable of claim 9 , wherein the strength members are aramid yarns.

11. The cable of claim 9 , wherein the thermoplastic jacket comprises a polyurethane.

12. The cable of claim 1 , wherein the fiber optic unit is a plurality of fiber optic units.

13. The cable of claim 12 , wherein the plurality of fiber optic units consists of twelve fiber optic units and the cable has a maximum outer diameter of less than 6.5 millimeters.

14. The cable of claim 12 , wherein the plurality of fiber optic units consists of four fiber optic units and the cable has a maximum outer diameter of less than 5.6 millimeters.

15. The cable of claim 12 , wherein the plurality of fiber optic units consists of one fiber optic unit and the cable has a maximum outer diameter of less than 4.5 millimeters.

16. A tactical deployable cable, comprising:

a fiber optic unit, the fiber optic unit comprising:

a plurality of optical fibers, each of the plurality of optical fibers having a maximum nominal outer diameter of less than or equal to about 250 microns;

a UV cured resin layer surrounding and encapsulating the plurality of optical fibers; and

a thermoplastic elastomer buffer layer surrounding the UV cured resin layer;

a thermoplastic polyurethane jacket surrounding the fiber optic unit; and

a plurality of strength members disposed between the jacket and the fiber optic unit.

17. The cable of claim 16 , wherein the UV cured resin layer comprises a silicone.

18. The cable of claim 16 , wherein the UV cured resin layer has a tensile modulus of less than 10 MPa.

19. The cable of claim 16 wherein the buffer layer contacts the LTV cured resin layer.

20. The cable of claim 16 , wherein the UV cured resin layer is a first UV cured resin layer, and further comprising a second UV cured resin layer disposed between and in contact with the first UV cured resin layer and the thermoplastic elastomer buffer layer, the second UV cured resin layer having a secant modulus of greater than 500 MPa.

21. The cable of claim 16 , wherein the fiber optic unit further comprising a central rod, the optical fibers surrounding the central rod.

22. The cable of claim 16 , wherein the fiber optic unit has a maximum outer diameter of less than or equal to 1000 microns.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 5, 2018
From: QUINN, JUSTIN; STRATTON, CRAIG
To: AFL TELECOMMUNICATIONS LLC
Reel/Frame 046268/0806 →
Continuity (2)
Provisional Application 62217400 · Sep 11, 2015
Related Publication 20180252884A1 · Sep 6, 2018