# US 2010/0166376 A1 · System for an internal rotating storage spool combined with top and bottom cable access in a fiber distribution terminal

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- Number: US 2010/0166376 A1
- Document ID: US20100166376A1
- Status: Published application
- Kind: A1
- Application number: 12/347,624
- Filed: 2008-12-31
- Published: 2010-07-01
- Earliest claimed: 2008-12-31
- Assignees: Opterna Am, Inc.
- Inventors: K.R. Suresh NAIR; K.P. Chandran; Muhammed Iqbal; Biji Mathew; Mathew A.T.; Aniz Muhammad
- Web page: https://patentgrep.com/patent/US20100166376A1

## CPC

- G02B 6/44465: {Seals}
- G02B 6/44775: {Cable seals e.g. feed-through (cable seals integrated to the box seals G02B6/4444; pulling eyes G02B6/44465)}
- G02B 6/4457: {Bobbins; Reels}
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS

## Abstract

A fiber distribution terminal having an environmentally sealed enclosure. A spool contained in the enclosure is a spool for housing input fiber cable. The spool is capable of rotation within the housing. An adapter pack and an adapter plate are contained in the enclosure. The adapter pack insures that the connections between fibers of the input fiber cable and fibers of the output fiber cable are secure and organized. The adapter plate guides the routing of both the input and output fiber cables internal to the enclosure. The fiber distribution terminal also includes a spool lock as part of the internal components of the enclosure. The spool lock is engaged to direct the cable routing to a first side or a second side of the fiber distribution terminal.

## Claims

### Claim 1

A fiber distribution terminal (FDT), comprising:
an environmentally sealed enclosure;
a spool disposed in the enclosure and mounted for rotation therein for housing input fiber cables;
an adapter pack contained within the enclosure for securing connections between fibers of the input fiber cables and fibers of output fiber cables; and
an adapter plate contained within the enclosure for routing the input and the output fiber cables internal to the enclosure.

### Claim 2 (depends on 1)

The FDT of claim 1, wherein the spool is configured to store at least 200 ft of two separate 12-fiber cables.

### Claim 3 (depends on 1)

The FDT of claim 1, wherein the spool is configured to function as a shipping container for the input fiber cables.

### Claim 4 (depends on 1)

The FDT of claim 1, further comprising an input grommet disposed in a wall of the enclosure through which at least one cable from the internal spool is routed for installation.

### Claim 5 (depends on 4)

The FDT of claim 4, further comprising a handle coupled to the spool that is configured to manually retract excess cable routed through the input gland back onto the spool.

### Claim 6 (depends on 1)

The FDT of claim 1, wherein the adapter plate is configured to allow up to 70 mm boots on the cable connectors and up to 4.8 mm diameter output cables.

### Claim 7 (depends on 6)

The FDT of claim 6, wherein the adapter plate is configured to allow the use of Splice On Connectors.

### Claim 8 (depends on 1)

The FDT of claim 1, further comprising guides coupled to the adapter plate, and configured to minimize bend loss within the input and output cables.

### Claim 9 (depends on 1)

The FDT of claim 1, further comprising input and output grommets disposed in a wall of the enclosure configured to accommodate a range of fiber cable sizes while maintaining the cable in a fixed position and maintaining a seal around the cable.

### Claim 10 (depends on 9)

The FDT of claim 9, wherein the input and output grommets located in a wall of the enclosure include one or more regions for receiving a sealing material.

### Claim 11

A fiber distribution terminal (FDT), comprising:
an environmentally sealed enclosure;
a spool disposed in the enclosure and mounted for rotation therein for housing input fiber cables;
an adapter pack contained within the enclosure for securing connections between fibers of the input fiber cables and fibers of output fiber cables; and
a spool lock coupled to the spool configured to impede rotation of the spool so that the cable routing can be directed to one of a first side or a second side of the FDT.

### Claim 12 (depends on 1)

The FDT of claim 1 1, wherein the spool is configured to store at least 200 ft of two separate 12-fiber cables.

### Claim 13 (depends on 11)

The FDT of claim 11, wherein the spool is further configured to function as a shipping container for the input fiber cables.

### Claim 14 (depends on 11)

The FDT of claim 11, further comprising an input grommet disposed in a wall of the enclosure through which at least one cable from the internal spool is routed for installation.

### Claim 15 (depends on 14)

The FDT of claim 14, further comprising a handle coupled to the spool that is configured to manually retract excess cable routed through the input grommet back onto the spool.

### Claim 16 (depends on 11)

The FDT of claim 11, further comprising an adapter plate contained within the enclosure for routing input and output cables internal to the enclosure.

### Claim 17 (depends on 16)

The FDT of claim 16, further comprising guides coupled to the adapter plate configured to minimize bend loss within the output cables.

### Claim 18 (depends on 11)

The FDT of claim 11, further comprising input and output grommets located in a wall of the enclosure configured to accommodate a range of fiber cable sizes while maintaining the cable in a fixed position and maintaining a seal around the cable.

### Claim 19 (depends on 18)

The FDT of claim 18, wherein the input and output grommets include one or more regions for receiving a sealing material.
