INTERLOCKABLE FIBER OPTIC CONNECTOR ADAPTORS

• US 20140334780A1
• Filed: 05/10/2013
• Published: 11/13/2014
• Est. Priority Date: 05/10/2013
• Status: Active Grant

• Current Assignee: Amphenol Fiber Optic Technology (Shenzhen) Co.,Ltd. (Amphenol Corporation), SENKO Advanced Components, Inc. (SENKO Group Holdings Co., Ltd.)
• Original Assignee: Amphenol Fiber Optic Technology (Shenzhen) Co.,Ltd. (Amphenol Corporation), SENKO Advanced Components, Inc. (SENKO Group Holdings Co., Ltd.)
• Inventors: GNIADEK, Jeffrey, CHEN, Min, NGUYEN, Anh Ngoc, TAKANO, Kazu, BOLIN, Jiang
• Granted Patent: US 9,268,103 B2
• Time in Patent Office: Days
• US Class Current: 385/77
• CPC Class Codes: G02B 6/3825 with an intermediate part, e.g. adapter, receptacle, linking two plugs
• CPC Class Codes: G02B 6/3897 Connectors fixed to housings, casing, frames or circuit boards G02B6/44528 takes precedence

Abstract

Adaptors for providing a connection between fiber-optic cables may be configured to be interlocked in both side-by-side and top-to-bottom orientations with adjacent adaptors to eliminate wasted spaced between adjacent rows and/or columns of adaptors in a junction panel.

Claims

1. A fiber optic adaptor for providing a connection between at least two fiber optic connectors, the adaptor comprising:

at least first and second cavities for receiving fiber optic connectors therein; and

connecting members configured for directly interconnecting the adaptor with at least two additional adaptors in both first and second directions of a two-directional array to provide an interconnected two-directional array of adaptors with interconnections in each of the two directions.

2. The adaptor of claim 1, wherein the adaptor has an exterior surface for being disposed adjacent and abutting an exterior surface of additional interconnected adaptors in each of the two-directions.

3. The adaptor of claim 2, wherein:

the connecting members comprise at least one of;

a slot in the external surface of the adaptor, and

a projection extending from the external surface of the adaptor; and

the at least one of the slot and the projection is configured to interlock with a corresponding other of;

a projection extending from an external surface of an additional adaptor, and

a slot in an external surface of an additional adaptor.

4. The adaptor of claim 2, wherein the connecting members comprise clips configured for engaging the adaptor and an additional adaptor to interconnect the adaptor with the additional adaptor.

5. The adaptor of claim 1, wherein:

the adaptor has a first end comprising the first cavity, a second end comprising the second cavity and disposed opposite the first end, and defines a first longitudinal bore between the first and second ends, the first longitudinal bore defining a longitudinal axis;

the adaptor defines an exterior surface disposed about the longitudinal bore, and the exterior surface defines at least a first pair of oppositely disposed sides defining a first direction orthogonal to the longitudinal axis, and a second pair of oppositely disposed sides defining a second direction orthogonal to both the longitudinal axis and the first orthogonal direction; and

at least one side of each pair of opposite sides is configured for being disposed adjacent and abutting a side of an additional interconnected adaptor.

6. The adaptor of claim 5, wherein:

the adaptor is configured for being disposed in a panel;

the panel defines a planar surface; and

the adaptor is configured for being disposed in the panel with the longitudinal direction thereof at an angle of about 30 degrees to 90 degrees with respect to the planar surface.

7. The adaptor of claim 5, wherein:

the adaptor is a rectangular cuboid having a length extending from the first end to the second end;

the first pair of oppositely disposed sides comprises a first side and a second side defining a height therebetween;

the second pair of oppositely disposed sides comprises a third side and a fourth side defining a width therebetween;

at least one of the first side and the second side is configured for being disposed adjacent to and interconnected with one of a first side and a second side of an additional interconnected adaptor; and

at least one of the third side and the fourth side is configured for being disposed adjacent to and interconnected with one of a third side and a fourth side of an adjacent interconnected adaptor.

8. The adaptor of claim 7, wherein:

the connecting members are disposed on the at least one of the first side and the second side and on the at least one of the third side and the fourth side;

the connecting members comprise at least one of;

a slot in the external surface of the adaptor extending in a longitudinal direction of the adaptor; and

a projecting rail extending from the external surface of the adaptor and extending in a longitudinal direction of the adaptor;

the at least one of the slot and the projecting rail is configured to interlock via a longitudinal sliding engagement with a corresponding other of;

a projecting rail extending from an external surface of an additional adaptor, and

a slot in an external surface of an additional adaptor; and

the at least one of the first side and the second side and the at least one of the third side and the fourth side comprises a stop for aligning adaptors during sliding engagement.

9. The adaptor of claim 8, wherein:

the first and second cavities are each configured for receiving a type of fiber optic connector selected from the group comprising MPO, LC, FC, SC, ST, and MTP type fiber optic connectors;

the adaptor comprises at least one additional longitudinal bore disposed in longitudinal alignment with the first longitudinal bore and aligned with the first longitudinal bore in the first orthogonal direction, each at least one additional longitudinal bore comprises an additional set of first and second cavities for receiving and aligning fiber optic connectors therein; and

the first orthogonal direction defines a first orthogonal axis to the longitudinal axis, the second orthogonal direction defines a second orthogonal axis to the longitudinal axis, and the adaptor has 180°

rotational symmetry about the longitudinal axis, the first orthogonal axis, the second orthogonal axis, or any combination thereof.

10. The adaptor of claim 8, wherein the adaptor is one of a tabbed adaptor for being fastened to a panel assembly and an add-on adaptor configured for being attached to at least one of a tabbed adaptor and an additional add-on adaptor, wherein:

a tabbed adaptor comprises;

a tab extending from the first side and configured for being fastened to a panel assembly; and

at least one connecting member disposed on each of the second, third and fourth sides,

wherein the second side of the tabbed adaptor is configured to be interconnected with each of;

a first side and a second side of an add-on adaptor, and

a second side of an additional tabbed adaptor, and

the third and fourth sides of the tabbed adaptor are configured to be connected to each of;

a third side and a fourth side of an additional tabbed adaptor, and

a third side and a fourth side of an add-on adaptor; and

an add-on adaptor comprises at least one connecting member disposed on each of the first, second, third and fourth sides, wherein the first and second sides of the add-on adaptor are configured to be interconnected with each of;

a first side and a second side of an additional add-on adaptor, and

a second side of a tabbed adaptor, and

the third and fourth sides of the add-on adaptor are configured to be interconnected with each of;

a third side and a fourth side of an additional add-on adaptor, and

a third side and a fourth side of a tabbed adaptor.

11. The adaptor of claim 10, wherein:

the at least one connecting member of each of the second side of the tabbed adaptor, and the first side and the second side of the add-on adaptor comprises a longitudinal rail spaced a first distance from one of the third side and the fourth side, and a longitudinal slot spaced a second distance from the other of the third side and the fourth side, wherein the first distance is the same as the second distance;

each of the longitudinal rail and the longitudinal slot has cross-sectional configuration corresponding to the cross-sectional configuration of the other of the longitudinal rail and the longitudinal slot; and

each longitudinal rail and longitudinal slot of the adaptor is configured to slidingly engage with a corresponding other of a longitudinal slot and longitudinal rail of an additional adaptor for interlocking the adaptors.

12. The adaptor of claim 11, wherein the at least one connecting member of each of the third side and the fourth side of the tabbed adaptor and each of the third side and the fourth side of the add-on adaptor comprises at least one clip configured for interlocking a tabbed adaptor or an add-on adaptor with an additional tabbed adaptor or add-on adaptor.

13. The adaptor of claim 12, wherein:

the clip has a first end and a second end, and a longitudinal dimension extending from the first end to the second end;

each of the third side and the fourth side of a tabbed adaptor and each of the third side and the fourth side of an add-on adaptor comprises at least one clip slot configured for receiving one of the first end and the second end of the clip therein, and the at least one clip slot is positioned for being aligned with a clip slot of the third side or the fourth side of another tabbed adaptor or a clip slot of the third side or the fourth side of another add-on adaptor;

each at least one clip slot defines an internal surface, and at least one of;

the internal surface within the clip slot, and

the first and second ends of the clip,

comprises a projection, and at least the other of;

the internal surface within the clip slot, and

the first and second ends of the clip,

comprises a recess for receiving the projection therein for retaining the clip in the clip slot.

14. The adaptor of claim 13, wherein:

the adaptor is configured for being disposed in a panel;

the panel defines a planar surface; and

the adaptor is configured for being disposed in the panel with the longitudinal direction thereof at an angle of about 30 degrees to 90 degrees to the planar surface.

15. The adaptor of claim 14, wherein each of the first and second cavities comprises an internally keyed configuration configured for one of:

directly receiving a fiber optic connector therein in a first orientation; and

directly receiving an adaptor latch therein in each of a first orientation or a second orientation rotated 180°

from the first orientation, wherein the adaptor latch further comprises an internally keyed configuration for directly receiving a fiber optic connector therein in a first orientation.

16. The adaptor of claim 15, wherein:

each of the first and second cavities is independently configured for one of;

directly receiving a fiber optic connector therein, and comprises opposed retaining arms configured for releasably retaining a fiber optic connector within the cavity, the retaining arms being resiliently displaceable outwardly for passage of a fiber optic connector therebetween; and

directly receiving an adaptor latch therein, and one of the adaptor latch and the cavity comprises at least one of a first recess and a first resiliently displaceable projection, and the other of the adaptor latch and the cavity comprises a corresponding other of a resiliently displaceable projection and a recess for engaging with the at least one of the first recess and first resiliently displaceable projection to releasably retain the adaptor latch within the cavity, and the adaptor latch comprises opposed retaining arms configured for releasably retaining a fiber optic connector within the cavity, the retaining arms being resiliently displaceable outwardly for passage of a fiber optic connector therebetween.

17. A two-directional array of interconnected fiber optic adaptors for providing connections between fiber optic connectors, the adaptors comprising connection elements for releasably coupling each adaptor to immediately adjacent adaptors in both directions of the array.

18. The array of claim 17, wherein:

each adaptor comprises;

at least first and second cavities for receiving fiber optic connectors therein;

an exterior surface disposed about the cavities; and

the connection elements are configured for directly interconnecting each adaptor with the immediately adjacent adaptors with the exterior surface of each adaptor abutting an exterior surface of each immediately adjacent adaptor in both directions of the array.

19. The array of claim 18, wherein the connecting elements comprise at least one of:

clips configured for engaging immediately adjacent adaptors to interconnect immediately adjacent adaptors; and

projections and slots configured for interlocking engagement, wherein the exterior surface of each adaptor comprises at least one of a slot and a projection configured for interlocking engagement with the other of the at least one slot and projection of another adaptor.

20. The array of claim 18, wherein:

each adaptor has a first end comprising the first cavity, a second end comprising the second cavity and disposed opposite the first end, and defines a longitudinal bore between the first and second ends, the longitudinal bore defining a longitudinal axis;

the exterior surface defines;

first and second oppositely disposed sides defining a first orthogonal direction orthogonal to the longitudinal axis and defining a height therebetween;

third and fourth oppositely disposed sides defining a second orthogonal direction orthogonal to both the longitudinal axis and the first orthogonal direction and defining a width therebetween, and

at least one side of each pair of opposite sides is configured for being disposed adjacent and abutting a side of immediately adjacent adaptors;

each adaptor is one of a tabbed adaptor for being fastened to a panel assembly and an add-on adaptor configured for being attached to at least one of a tabbed adaptor and an additional add-on adaptor, wherein;

each tabbed adaptor comprises;

a tab extending from the first side and configured for being fastened to a panel assembly; and

at least one connecting element disposed on each of the second, third and fourth sides,

wherein the second side of each tabbed adaptor is configured to be interconnected with each of;

a first side and a second side of an add-on adaptor, and

a second side of an additional tabbed adaptor, and

the third and fourth sides of each tabbed adaptor are configured to be connected to each of;

a third side and a fourth side of an additional tabbed adaptor, and

a third side and a fourth side of an add-on adaptor; and

each add-on adaptor comprises at least one connecting element disposed on each of the first, second, third and fourth sides, wherein the first and second sides of each add-on adaptor are configured to be interconnected with each of;

a first side and a second side of an additional add-on adaptor, and

a second side of a tabbed adaptor, and

the third and fourth sides of each add-on adaptor are configured to be interconnected with each of;

a third side and a fourth side of an additional add-on adaptor, and

a third side and a fourth side of a tabbed adaptor;

the at least one connecting element of each of the second side of the tabbed adaptors, and the first side and the second side of the add-on adaptors comprises a longitudinal rail spaced a first distance from one of the third side and the fourth side, and a longitudinal slot spaced a second distance from the other of the third side and the fourth side, wherein the first distance is the same as the second distance;

each of the longitudinal rails and the longitudinal slots has a cross-sectional configuration corresponding to the cross-sectional configuration of the others of the longitudinal rails and the longitudinal slots; and

each longitudinal rail and longitudinal slot is configured to slidingly engage with a corresponding other of the longitudinal slots and longitudinal rails of another adaptor for interlocking the adaptors;

the at least one connecting element of each of the third side and the fourth side of the tabbed adaptors and each of the third side and the fourth side of the add-on adaptors comprises at least one clip configured for interlocking the tabbed adaptors or the add-on adaptors with an additional tabbed adaptor or add-on adaptor;

the clip has a first end and a second end, and a longitudinal dimension extending from the first end to the second end;

each of the third side and the fourth side of the tabbed adaptors and each of the third side and the fourth side of the add-on adaptors comprises at least one clip slot configured for receiving one of the first end and the second end of the clip therein, and the at least one clip slot is positioned for being aligned with the clip slot of the third side or the fourth side of another tabbed adaptor or the clip slot of the third side or the fourth side of another add-on adaptor;

each at least one clip slot defines an internal surface, and at least one of;

the internal surface within the clip slot, and

the first and second ends of the clip,

comprises a projection, and at least the other of;

the internal surface within the clip slot, and

the first and second ends of the clip,

comprises a recess for receiving the projection therein for retaining the clip in the clip slot.