Fiber termination block with splitters

• US 7,949,221 B2
• Filed: 08/18/2009
• Issued: 05/24/2011
• Est. Priority Date: 08/02/2007
• Status: Expired due to Fees

• Current Assignee: Bison Patent Licensing, LLC
• Original Assignee: ADC Telecommunications Incorporated (TE Connectivity Limited)
• Inventors: Hagen, Ray, Reinhardt, Jacob E., Nhep, Pon, Smith, Trevor D.
• Primary Examiner(s): WONG, TINA MEI SENG
• Application Number:
  US12/542,951
• Publication Number:
  US 20100111483A1
• Time in Patent Office: 644 Days
• Field of Search: None
• US Class Current: 385/135
• CPC Class Codes: G02B 6/4452 Distribution frames
• CPC Class Codes: G02B 6/44524 with frame parts or auxiliary devices mounted on the frame and collectively not covering a whole width of the frame or rack cassettes G02B6/4453
• CPC Class Codes: G02B 6/44528 Patch-cords; Connector arrangements in the system or in the box routing arrangements H04Q1/00

Abstract

The present invention relates to the management of cables extending to and from fiber termination blocks with sliding fiber adaptor modules within a fiber distribution frame. The blocks include a splitter chassis and fiber optic splitters mounted within the chassis.

Claims

1. A signal transmission cable management system comprising:

a fixture including a front end, a rear end, a sidewall located between the front end and the rear end, and an access opening located opposite the sidewall between the front end and the rear end, wherein the front end, the rear end, and the sidewall define an interior of the fixture and the access opening communicates with the interior;

a plurality of modules mounted at module mounting locations within the fixture with each of the modules movably mounted in the fixture for movement along a line of travel that extends in a direction generally from the sidewall toward the access opening, each one of the modules including a plurality of adapters for holding a fiber optic connector, each adapter having opposite ends for coupling to a fiber optic cable connector, each one of the adapters movable with the one of the modules along the line of travel, the plurality of adapters linearly disposed along the line of travel for each of the modules, each adapter defining a longitudinal connector axis, the connector axes positioned parallel to one another;

a splitter chassis configured to receive a plurality of splitters, the splitter chassis moveably mounted within the fixture such that an open end of the splitter chassis is moveable in a direction extending generally from the sidewall toward the access opening of the fixture, wherein the open end of the splitter chassis is also moveable toward and away from the module mounting locations along a direction extending generally from the front end to the rear end of the fixture;

a plurality of splitters mounted to the splitter chassis through the open end, each splitter including a latch, each splitter individually latchable to the splitter chassis;

an input cable extending from one of the modules to each of the splitters; and

a plurality of output cables extending from the modules to each of the splitters.

2. A system according to claim 1 wherein at least one module has one input cable connected to the one module, and at least two output cables connected to the same one module.

3. A system according to claim 1 wherein the modules each have a longitudinal axis, the modules mounted on the fixture in side-by-side relation with the longitudinal axes generally parallel to the line of travel, the plurality of adapters linearly disposed along the longitudinal axis.

4. A system according to claim 1 wherein the fixture defines a plurality of channels, each of the modules being disposed within a respective channel, and further comprising cooperating guides on each of the modules and within the channels accommodating movement of each of the modules along the line of travel.

5. A system according to claim 4 further including a plurality of spaced-apart walls, opposing pairs of the walls defining the plurality of channels, each of the modules being disposed within a respective channel, and wherein the cooperating guides are on each of the walls for attaching the modules to the walls.

6. A system according to claim 1 further comprising a spool mounted on the fixture, the spool having removable dividers and a removable end cap.

7. A signal transmission cable management system comprising:

a fixture defining an interior and an access opening communicating with the interior;

a plurality of modules mounted at module mounting locations within the fixture with each of the modules movably mounted in the fixture for movement along a line of travel, each one of the modules including a plurality of adapters for holding a fiber optic connector, each adapter having opposite ends for coupling to a fiber optic cable connector, each one of the adapters movable with the one of the modules along the line of travel, the plurality of adapters linearly disposed along the line of travel for each of the modules, each adapter defining a longitudinal connector axis, the connector axes positioned parallel to one another;

a splitter chassis configured to receive a plurality of splitters, the splitter chassis moveably mounted to a plate within the fixture, the splitter chassis moveably mounted to the plate such that an open end of the splitter chassis is moveable toward and away from the access opening of the fixture and the open end of the splitter chassis is also moveable with respect to the module mounting locations within the fixture along a direction that is different than the direction along the line of travel of the modules, the splitter chassis including a portion that slides within a slot defined on the plate for moving the splitter chassis and the plurality of splitters to be mounted within the chassis relative to the plate;

a plurality of splitters mounted to the splitter chassis through the open end, each splitter including a latch, each splitter individually latchable to the splitter chassis;

an input cable extending from one of the modules to each of the splitters; and

a plurality of output cables extending from the modules to each of the splitters.

8. A system according to claim 7 wherein at least one module has one input cable connected to the one module, and at least two output cables connected to the same one module.

9. A system according to claim 7 wherein a first set of the plurality of modules is moveable in a first direction relative to the fixture, and a second set of the plurality of modules is moveable in a second direction relative to the fixture, the second direction different from the first direction.

10. A system according to claim 7 wherein the modules each have a longitudinal axis, the modules mounted on the fixture in side-by-side relation with the longitudinal axes generally parallel to the line of travel, the plurality of adapters linearly disposed along the longitudinal axis.

11. A system according to claim 7 wherein the fixture defines a plurality of channels, each of the modules being disposed within a respective channel, and further comprising cooperating guides on each of the modules and within the channels accommodating movement of each of the modules along the line of travel.

12. A system according to claim 11 further including a plurality of spaced-apart walls, opposing pairs of the walls defining the plurality of channels, each of the modules being disposed within a respective channel, and wherein the cooperating guides are on each of the walls for attaching the modules to the walls.

13. A system according to claim 7 further comprising a spool mounted on the fixture, the spool having removable dividers and a removable end cap.

14. A system according to claim 9 wherein the modules each have a longitudinal axis, the modules mounted on the fixture in side-by-side relation with the longitudinal axes generally parallel to the line of travel, the plurality of adapters linearly disposed along the longitudinal axis.

15. A system according to claim 14 wherein the fixture defines a plurality of channels, each of the modules being disposed within a respective channel, and further comprising cooperating guides on each of the modules and within the channels accommodating movement of each of the modules along the line of travel.

16. A system according to claim 15 further including a plurality of spaced-apart walls, opposing pairs of the walls defining the plurality of channels, each of the modules being disposed within a respective channel, and wherein the cooperating guides are on each of the walls for attaching the modules to the walls.

17. A system according to claim 7 wherein the portion of the splitter chassis that slides within the slot defined on the plate includes a fastener that can be used to fixedly mount the splitter chassis to the plate.

18. A signal transmission cable management system comprising:

a fixture including a front end, a rear end, a sidewall located between the front end and the rear end, and an access opening located opposite the sidewall between the front end and the rear end, wherein the front end, the rear end, and the sidewall define an interior of the fixture and the access opening communicates with the interior, wherein the fixture defines a plurality of channels, each of the channels sized to receive a module being disposed within a respective channel, and further comprising cooperating guides on each of the modules and within the channels accommodating movement of each of the modules along a line of travel that extends in a direction generally from the sidewall toward the access opening, the fixture including a plurality of spaced-apart walls, opposing pairs of the walls defining the plurality of channels, each of the modules being positionable within a respective channel, and wherein the cooperating guides are on each of the walls for attaching the modules to the walls, wherein a plurality of modules can be mounted on the fixture with each of the modules movably mounted on the fixture for movement along the line of travel, each one of the modules including a plurality of adapters for holding a fiber optic connector, each adapter having opposite ends for coupling to a fiber optic cable connector, each one of the adapters movable with the one of the modules along the line of travel, the plurality of adapters linearly disposed along the line of travel for each of the modules, each adapter defining a longitudinal connector axis, the connector axes positioned parallel to one another;

a splitter chassis configured to receive a plurality of splitters, the splitter chassis moveably mounted within the fixture such that an open end of the splitter chassis is moveable in a direction extending generally from the sidewall toward the access opening of the fixture, wherein the open end of the splitter chassis is also moveable toward and away from the plurality of channels of the fixture along a direction extending generally from the front end to the rear end of the fixture, wherein a plurality of splitters can be mounted to the splitter chassis, each splitter including a latch, each splitter individually latchable to the splitter chassis, wherein each splitter includes at least one input cable extending from one of the modules to each of the splitters, and a plurality of output cables extending from one or more of the modules to each of the splitters.

19. A method of using a telecommunications frame comprising:

providing a fixture including a front end, a rear end, a sidewall located between the front end and the rear end, and an access opening located opposite the sidewall between the front end and the rear end, wherein the front end, the rear end, and the sidewall define an interior of the fixture and the access opening communicates with the interior, wherein the fixture includes channels within the interior for receiving sliding adapter modules and a splitter chassis within the interior for receiving a plurality of splitters, the splitter chassis including an open end that is moveable in a direction extending generally from the sidewall toward the access opening of the fixture, wherein the open end of the splitter chassis is also moveable toward and away from the channels of the fixture along a direction extending generally from the front end to the rear end of the fixture;

mounting a splitter to the splitter chassis;

mounting a plurality of sliding adapter modules to the fixture for sliding movement, wherein an input cable and a plurality of output cables extend from the splitter to connectorized ends held by adapters of the sliding adapter modules.

20. The method of claim 19 wherein a plurality of splitters are provided, wherein each splitter has an input cable and a plurality of output cables extending from the splitter to connectorized ends held by adapters of sliding adapter modules, wherein the input and output cables from each splitter are segregated from the input and output cables from the other splitters around a cable spool.

21. A method of using a telecommunications frame comprising:

providing a fixture including a front end, a rear end, a sidewall located between the front end and the rear end, and an access opening located opposite the sidewall between the front end and the rear end, wherein the front end, the rear end, and the sidewall define an interior of the fixture and the access opening communicates with the interior, wherein the fixture includes channels within the interior for receiving sliding adapter modules and a splitter chassis within the interior for receiving a plurality of splitters through an open end of the splitter chassis;

moving the open end of the splitter chassis in a direction generally from the sidewall toward the access opening of the fixture, wherein the open end of the splitter chassis also moves away from the channels of the fixture along a direction extending generally from the front end to the rear end of the fixture;

mounting a splitter to the splitter chassis; and

moving the open end of the splitter in a direction generally from the access opening toward the sidewall of the fixture, wherein the open end of the splitter chassis also moves toward the channels of the fixture along a direction extending generally from the front end to the rear end of the fixture.