Pivot connector, power input assembly, electrical connector apparatus, and method of pivoting electrically connecting apparatus

1. A pivot connector, comprising:

a retention element;

a body element;

at least a first holding structure; and

at least a first retention structure,

the retention element comprising at least a first body element interface structure,

the first body element interface structure comprising at least a first pivot alignment structure,

the body element comprising at least a first retention element interface region and at least a second alignment region,

the first retention element interface region comprising at least a first pivot alignment structure-receiving region,

the first holding structure comprising at least a first lighting device engagement region and at least a first alignment region,

the body element held in place relative to the first holding structure,

the first retention structure extending through the first alignment region and through the second alignment region to hold the body element in place relative to the first holding structure.

2. A pivot connector as recited in claim 1 , wherein:

the retention element comprises a second body element interface structure,

the second body element interface structure comprises a second pivot alignment structure,

the body element comprises a second retention element interface region,

the second retention element interface region comprises a second pivot alignment structure-receiving region,

at least a first part of the second pivot alignment structure is radially substantially symmetrical, over at least a first angular range, with respect to an axis of the first part of the second pivot alignment structure, and

the first part of the second pivot alignment structure is in the second pivot alignment structure-receiving region.

3. A pivot connector as recited in claim 1 , wherein:

the retention element comprises a second body element interface structure,

the second body element interface structure comprises a second pivot alignment structure,

the body element comprises a second retention element interface region,

the second retention element interface region comprises a second pivot alignment structure-receiving region,

at least a first part of the second pivot alignment structure-receiving region is radially substantially symmetrical, over at least a first angular range, with respect to an axis of the first part of the second pivot alignment structure-receiving region, and

the first part of the second pivot alignment structure is in the second pivot alignment structure-receiving region.

4. A pivot connector as recited in claim 1 , wherein:

the retention element further comprises a substantially spherical region,

the body element further comprises a substantially spherical region-receiving structure, and

the substantially spherical region of the retention element is in the substantially spherical region-receiving structure of the body element.

5. A pivot connector as recited in claim 1 , wherein:

the retention element comprises a second body element interface structure,

the second body element interface structure comprises a second pivot alignment structure,

the body element comprises a second retention element interface region,

the second retention element interface region comprises a second pivot alignment structure-receiving region,

at least a first part of the second pivot alignment structure is radially substantially symmetrical, over at least a first angular range, with respect to an axis of the first portion of the first pivot alignment structure,

the first part of the second pivot alignment structure is in the second pivot alignment structure-receiving region,

the retention element further comprises a substantially spherical region,

the body element further comprises a substantially spherical region-receiving structure,

the substantially spherical region of the retention element is in the substantially spherical region-receiving structure of the body element, and

the axis of the first portion of the first pivot alignment structure passes through a center of a sphere defined by the substantially spherical region of the retention element.

6. A pivot connector as recited in claim 1 , wherein:

the retention element comprises a second body element interface structure,

the second body element interface structure comprises a second pivot alignment structure,

the body element comprises a second retention element interface region,

the second retention element interface region comprises a second pivot alignment structure-receiving region,

at least a first part of the second pivot alignment structure-receiving region is radially substantially symmetrical, over at least a first angular range, with respect to an axis of the first portion of the first pivot alignment structure-receiving region,

the first part of the second pivot alignment structure is in the second pivot alignment structure-receiving region,

the retention element further comprises a substantially spherical region,

the body element further comprises a substantially spherical region-receiving structure,

the substantially spherical region of the retention element is in the substantially spherical region-receiving structure of the body element, and

the axis of the first portion of the first pivot alignment structure passes through a center of a sphere defined by the substantially spherical region of the retention element.

7. A pivot connector as recited in claim 1 , wherein:

the body element comprises at least a first body structure and a second body structure.

8. A pivot connector as recited in claim 1 , wherein the retention element can be rotated at least 90 degrees relative to an axis that extends through the first pivot alignment structure.

9. A pivot connector as recited in claim 1 , wherein the first holding structure comprises at least a first keying structure.

10. A pivot connector as recited in claim 1 , wherein at least a portion of the body element is held inside an internal space defined by the first holding structure.

11. A pivot connector as recited in claim 7 , wherein:

at least a first portion of the first pivot alignment structure is radially substantially symmetrical, over at least a first angular range, with respect to an axis of the first portion of the first pivot alignment structure, and

the first portion of the first pivot alignment structure is in the first pivot alignment structure-receiving region.

12. A pivot connector as recited in claim 11 , wherein:

the retention element can be rotated at least 90 degrees about the axis of the first portion of the first pivot alignment structure.

13. A pivot connector as recited in claim 1 , wherein:

at least a first portion of the first pivot alignment structure-receiving region is radially substantially symmetrical, over at least a first angular range, with respect to an axis of the first portion of the first pivot alignment structure-receiving region, and

the first portion of the first pivot alignment structure is in the first pivot alignment structure-receiving region.

14. A pivot connector as recited in claim 13 , wherein:

the retention element can be rotated at least 90 degrees about the axis of the first portion of the first pivot alignment structure.

15. A power input assembly comprising:

a pivot connector as recited in claim 1 ;

a first electrical connector region; and

at least a first electrical conductor,

the first electrical conductor extending through an internal space defined by the retention element,

the first electrical conductor electrically connected to the first electrical connector region.

16. An electrical connector apparatus comprising:

a power input assembly as recited in claim 15 ;

at least a second electrical connector region; and

at least a first power input assembly engagement region.

17. An electrical connector apparatus as recited in claim 16 , wherein:

the electrical connector apparatus further comprises at least a first keying region,

the first keying region and the first power input assembly engagement region are held in place relative to each other,

the first holding structure comprises at least a first keying structure, and

the first keying region is removably engageable with the first keying structure.

18. An electrical connector apparatus as recited in claim 16 , wherein:

the first power input assembly engagement region comprises at least a first spring element, and

the first lighting device engagement region comprises at least a first spring element-receiving region.

19. An electrical connector apparatus as recited in claim 16 , wherein:

the first lighting device engagement region comprises at least a first spring element, and

the first power input assembly engagement region comprises at least a first spring element-receiving region.

20. An electrical connector apparatus as recited in claim 16 , wherein:

the electrical connector apparatus further comprises at least a first light emitter.

21. A method comprising:

pivoting a retention element relative to a body element and a holding structure,

the retention element comprising at least a first body element interface structure,

the first body element interface structure comprising at least a first pivot alignment structure,

the body element comprising at least a first retention element interface region,

the first retention element interface region comprising at least a first pivot alignment structure-receiving region,

the holding structure comprising at least a first lighting device engagement region,

the body element held in place relative to the holding structure,

at least a portion of the body element in the holding structure, and

[1] at least a first portion of the first pivot alignment structure radially substantially symmetrical, over at least a first angular range, with respect to an axis of the first portion of the first pivot alignment structure, said pivoting comprising pivoting the first portion of the first pivot alignment structure about said axis of the first portion of the first pivot alignment structure, the first portion of the first pivot alignment structure in the first pivot alignment structure-receiving region, or

[2] at least a first portion of the first pivot alignment structure-receiving region radially substantially symmetrical over at least a first angular range, with respect to an axis of the first portion of the first pivot alignment structure-receiving region, said pivoting comprising pivoting the first portion of the first pivot alignment structure about said axis of the first portion of the first pivot alignment structure-receiving region, the first portion of the first pivot alignment structure in the first pivot alignment structure-receiving region.

22. A method as recited in claim 21 , wherein the retention element and the body element are in a pivot connector that comprises the retention element, the body element and the holding structure.

23. A method as recited in claim 21 , wherein the retention element and the body element are in a power input assembly that comprises the retention element, the body element, a holding structure, at least one electrical conductor and at least a first electrical connector region.

24. A method as recited in claim 21 , wherein:

the holding structure comprises at least a first alignment region,

the body element comprises at least a second alignment region, and

a first retention structure extends through the first alignment region and through the second alignment region to hold the body element in place relative to the holding structure.

25. A method as recited in claim 21 , wherein:

the body element comprises at least a first body structure and a second body structure, and

at least a portion of a first electrical connector region is between (1) at least a portion of the first body structure and (2) at least a portion of the second body structure.

26. A method as recited in claim 21 , wherein the holding structure has an opening for receiving an electrical connector region of a lighting device.

27. A method as recited in claim 21 , wherein:

the method further comprises providing an electrical connector apparatus, the electrical connector apparatus comprising a power input assembly, at least a first power input assembly engagement region, and at least a first keying region,

the first keying region and the first power input assembly engagement region held in place relative to each other,

the first holding structure comprising at least a first keying structure, and

the first keying region removably engageable with the first keying structure.

28. A method as recited in claim 21 , wherein:

the method further comprises providing an electrical connector apparatus,

at least one of the first power input assembly engagement region and the first lighting device engagement region comprises at least a first spring element, and

the other of the first lighting device engagement region and the first power input assembly engagement region comprises at least a first spring element-receiving region.

29. A method comprising:

pivoting a retention element relative to a body element and a holding structure,

the retention element comprising at least a first body element interface structure,

the first body element interface structure comprising at least a first pivot alignment structure,

the body element comprising at least a first retention element interface region,

the first retention element interface region comprising at least a first pivot alignment structure-receiving region,

the holding structure comprising at least a first lighting device engagement region,

the body element held in place relative to the holding structure,

at least a portion of the body element in the holding structure,

the retention element and the body element in an electrical connector apparatus that comprises the retention element, the body element, the holding structure, at least one electrical conductor, at least a first electrical connector region and a lighting device,

the lighting device comprising a second electrical connector region and at least a first power input assembly engagement region,

the holding structure comprising at least a first lighting device engagement region that is releasably engaged with the first power input assembly engagement region, and

the first electrical connector region is releasably engaged with the second electrical connector region.

30. A power input assembly comprising:

a pivot connector;

a first electrical connector region; and

at least a first electrical conductor,

the pivot connector comprising:

a retention element;

a body element; and

at least a first holding structure,

the retention element comprising at least a first body element interface structure,

the first body element interface structure comprising at least a first pivot alignment structure,

the body element comprising at least a first retention element interface region and at least a first body structure and a second body structure,

the first retention element interface region comprising at least a first pivot alignment structure-receiving region,

the first holding structure comprising at least a first lighting device engagement region,

the body element held in place relative to the first holding structure,

the first electrical conductor extending through an internal space defined by the retention element,

the first electrical conductor electrically connected to the first electrical connector region,

at least a portion of the first electrical connector region between (1) at least a portion of the first body structure and (2) at least a portion of the second body structure.

31. An electrical connector apparatus comprising:

at least a first electrical connector region and a second electrical connector region;

at least a first power input assembly engagement region;

a power input assembly; and

at least a first keying region,

the power input assembly comprising:

a pivot connector;

the first electrical connector region; and

at least a first electrical conductor,

the pivot connector comprising:

a retention element;

a body element; and

at least a first holding structure,

the retention element comprising at least a first body element interface structure,

the first body element interface structure comprising at least a first pivot alignment structure,

the body element comprising at least a first retention element interface region,

the first retention element interface region comprising at least a first pivot alignment structure-receiving region,

the first holding structure comprising at least a first lighting device engagement region and at least a first keying structure,

the body element held in place relative to the first holding structure,

the first electrical conductor extending through an internal space defined by the retention element,

the first electrical conductor electrically connected to the first electrical connector region,

the first keying region and the first power input assembly engagement region held in place relative to each other,

the first keying region removably engageable with the first keying structure.

32. An electrical connector apparatus comprising:

at least a first electrical connector region and a second electrical connector region;

at least a first power input assembly engagement region; and

a power input assembly;

the power input assembly comprising:

a pivot connector;

the first electrical connector region; and

at least a first electrical conductor,

the pivot connector comprising:

a retention element;

a body element; and

at least a first holding structure,

the retention element comprising at least a first body element interface structure,

the first body element interface structure comprising at least a first pivot alignment structure,

the body element comprising at least a first retention element interface region,

the first retention element interface region comprising at least a first pivot alignment structure-receiving region,

the first holding structure comprising at least a first lighting device engagement region,

the body element held in place relative to the first holding structure,

the first electrical conductor extending through an internal space defined by the retention element,

the first electrical conductor electrically connected to the first electrical connector region,

one of the first power input assembly engagement region and the first lighting device engagement region comprising at least a first spring element,

the other one of the first power input assembly engagement region and the first lighting device engagement region comprising at least a first spring element-receiving region.