Fan-out subassembly
View Patent ↗A fan-out subassembly includes furcation modules mounted to a furcation module holder, which is adapted to be connected to a main component. The furcation module holder includes a cable anchoring location. Each of the furcation modules has a furcation tube mounting insert and a plurality of furcation tubes. The furcation tubes are supported by the furcation tube mounting inserts and have free portions that extend outwardly from the furcation tube mounting inserts and from the furcation module holder. The furcation tubes can hold optical fibers of a cable that extends from the subassembly to a cable spool. The subassembly and the free portions of the furcation tubes can be packaged together until installation.
1. A fan-out subassembly adapted to be connected to a main component, the fan-out sub-assembly comprising:
a furcation module holder configured to be mounted to the main component, the furcation module holder being elongated between a first end and a second end, the furcation module holder including a cable anchoring location;
a cable pass-through fitting for receiving the cable is mounted at the first end of the furcation module holder; and
a plurality of furcation modules disposed at the second end of the furcation module holder, each of the furcation modules having a furcation tube mounting insert and a plurality of furcation tubes, the furcation tube mounting insert being elongated along a common axis with the furcation module holder, the furcation tubes being supported by the furcation tube mounting inserts, the furcation tubes having free portions that extend outwardly from the furcation tube mounting inserts, the furcation tube mounting inserts being mounted to the furcation module holder and at least sections of the free portions of the furcation tubes extending outwardly from the furcation module holder.
2. The fan-out subassembly of claim 1 , further comprising a cable anchored to the furcation module holder at the cable anchoring location, the cable having a plurality of optical fibers routed through the furcation tubes of the furcation modules.
3. The fan-out subassembly of claim 2 , wherein the cable includes an outer jacket surrounding a plurality of buffer tubes, and wherein a plurality of the optical fibers are positioned within each of the buffer tubes.
4. The fan-out subassembly of claim 3 , wherein the cable includes a tensile reinforcing structure that is anchored to the furcation module holder.
5. The fan-out subassembly of claim 4 , wherein the tensile reinforcing structure includes aramid yarn.
6. The fan-out subassembly of claim 5 , wherein the jacket of the outer cable is secured to the furcation module holder.
7. The fan-out subassembly of claim 6 , wherein the jacket is secured to the furcation module holder by a cable tie.
8. The fan-out subassembly of claim 1 , wherein the furcation tube mounting inserts are stacked on the furcation module holder.
9. The fan-out subassembly of claim 1 , wherein the furcation module holder is mounted to the main component by a structure selected from the group consisting of a fastener, a latch, a hook, a tab, a snap-fit, and a flange.
10. The fan-out subassembly of claim 1 , wherein the main component is selected from a group consisting of a telecommunications housing, a telecommunications panel, and a telecommunications shelf.
11. The fan-out subassembly of claim 1 , wherein the furcation module holder includes a base having a length that extends along the axis from the first end to the second end of the furcation module holder, wherein the furcation module holder includes an end wall provided at the first end of the furcation module holder, wherein the cable pass-through fitting for receiving the cable is mounted at the end wall, and wherein the furcation tube mounting inserts are stacked at the second end of the furcation module holder.
12. The fan-out assembly of claim 11 , wherein the furcation module holder includes opposing side walls that extend between the first and second ends of the furcation module holder and that cooperate with the base to define an open-topped channel that extends along the axis of the furcation module holder, wherein the furcation tube mounting inserts are mounted between the opposing side walls, wherein the cable anchoring location is positioned at an intermediate location between the first and second ends of the furcation module holder, and wherein the optical fibers are routed through the open-topped channel from the anchoring location to the furcation modules.
13. A kit for fanning out fibers at a main component, the kit comprising:
a cable spool assembly including an optical cable wrapped around a spool, the optical cable including an outer jacket surrounding a plurality of buffer tubes, each of the buffer tubes holding a plurality of optical fibers; and
a fan-out subassembly into which a portion of the optical cable is routed, the fan-out subassembly including:
a furcation module holder configured to be mounted to the main component, the furcation module holder including a cable anchoring location at which the optical cable is secured to the furcation module holder; and
a plurality of furcation modules each having a furcation tube mounting insert and a plurality of furcation tubes, the furcation tubes having supported portions that are supported by the furcation tube mounting inserts, ends of the supported portions being aligned along a plane that is aligned at an oblique angle relative to tube axes of the furcation tubes, the furcation tubes having free portions that extend outwardly from the furcation tube mounting inserts, the furcation tube mounting inserts being mounted to the furcation module holder and at least sections of the free portions of the furcation tubes extending outwardly from the furcation module holder, wherein the optical fibers of the optical cable are routed through the furcation tubes of the furcation modules.
14. The kit of claim 13 , further comprising packaging holding the fan-out subassembly.
15. The kit of claim 13 , wherein the furcation module holder is elongated between a first end and a second end, and wherein a cable anchoring location is disposed at an intermediate location between the first and second ends of the furcation module holder.
16. The kit of claim 13 , wherein the furcation module holder includes a plurality of sidewall arrangements extending upwardly from a base, and wherein the strength member anchor forms part of one of the sidewall arrangements.
17. The kit of claim 16 , wherein an opposite one of the sidewall arrangements defines an opening or cut-out region to provide finger access to the cable anchoring location.
18. A fan-out subassembly adapted to be connected to a main component, the fan-out sub-assembly comprising:
a furcation module holder configured to be mounted to the main component, the furcation module holder being elongated along a first axis between a first end and a second end, the furcation module holder defining a first width extending transverse to the first axis, the furcation module holder including a cable anchoring location;
a cable pass-through fitting for receiving the cable is mounted at the first end of the furcation module holder; and
a plurality of furcation modules disposed at the second end of the furcation module holder, each of the furcation modules having a second width that extends over a majority of the first width of the furcation module holder, each furcation module including a furcation tube mounting insert and a plurality of furcation tubes.
19. The fan-out subassembly of claim 18 , wherein the furcation module holder includes parallel sidewalls that define a channel therebetween; wherein the furcation modules are disposed in the channel.
20. The fan-out subassembly of claim 19 , wherein each furcation module is elongated along the first axis when disposed at the second end of the furcation module holder.