초록 ▼

A lighting device comprising a first element that comprises an electrical connector, a second element that comprises at least a first light source, and a position-retaining element (or means) that holds the second element in any of at least two positions relative to the first element. Also, a lighti

A lighting device comprising a first element that comprises an electrical connector, a second element that comprises at least a first light source, and a position-retaining element (or means) that holds the second element in any of at least two positions relative to the first element. Also, a lighting device comprising a first element that comprises an electrical connector, a second element that comprises at least a first trim element, and a position-retaining element (or means) that holds the second element in any of at least two positions relative to the first element. The electrical connector is electrically connected to at least a first light source, and the second element is movable relative to the first element among the positions while maintaining electrical connection between the electrical connector and at least the first light source.

대표청구항 ▼

1. A lighting device, comprising: a first element that comprises a first electrical connector,a second element that comprises at least a first trim element;a first structure; anda second structure,the first structure engaging the first element and comprising at least two spring-loaded arms, the seco

1. A lighting device, comprising: a first element that comprises a first electrical connector,a second element that comprises at least a first trim element;a first structure; anda second structure,the first structure engaging the first element and comprising at least two spring-loaded arms, the second structure engaging the second element, the second structure in frictional contact with the first structure and movable relative to the first structure, to hold the second element in any of at least two positions relative to the first element,the first electrical connector electrically connected to at least a first light source,the second element movable relative to the first element among the positions while maintaining electrical connection between the first electrical connector and at least the first light source. 2. A lighting device as recited in claim 1, wherein the lighting device comprises a plurality of light sources, including the first light source. 3. A lighting device as recited in claim 1, wherein the first light source is a solid state light emitter. 4. A lighting device as recited in claim 1, wherein the first light source is a light emitting diode. 5. A lighting device as recited in claim 1, wherein the first electrical connector is an Edison plug. 6. A lighting device as recited in claim 1, wherein the first electrical connector is electrically connected to at least the first light source by a wire. 7. A lighting device as recited in claim 1, wherein the second element further comprises a mixing chamber element and a trim element. 8. A lighting device as recited in claim 1, wherein the second structure is an engagement element, and a first arm and a second arm of the at least two spring-loaded arms are spring-biased apart from each other into contact with opposite sides of the engagement element. 9. A lighting device as recited in claim 1, wherein the first element is substantially continuously movable relative to the second element over a range of positions. 10. A lighting device, comprising: a first element that comprises a first electrical connector,a second element that comprises at least a first trim element,a first structure; anda second structure,the first structure engaging the second element and comprising at least two spring-loaded arms, the second structure engaging the first element, the second structure in frictional contact with the first structure and movable relative to the first structure, to hold the second element in any of at least two positions relative to the first element,the first electrical connector electrically connected to at least a first light source,the second element movable relative to the first element among the positions while maintaining electrical connection between the first electrical connector and at least the first light source. 11. A lighting device as recited in claim 10, wherein the lighting device comprises a plurality of light sources, including the first light source. 12. A lighting device as recited in claim 10, wherein the first light source is a solid state light emitter. 13. A lighting device as recited in claim 10, wherein the first light source is a light emitting diode. 14. A lighting device as recited in claim 10, wherein the first electrical connector is an Edison plug. 15. A lighting device as recited in claim 10, wherein the first electrical connector is electrically connected to at least the first light source by a wire. 16. A lighting device as recited in claim 10, wherein the second element further comprises a mixing chamber element. 17. A lighting device as recited in claim 10, wherein the first light source is mounted on the second element. 18. A lighting device as recited in claim 10, wherein the second structure is an engagement element, and a first arm and a second arm of the at least two spring-loaded arms are spring-biased apart from each other into contact with opposite sides of the engagement element. 19. A lighting device as recited in claim 10, wherein the first element is substantially continuously movable relative to the second element over a range of positions. 20. A light fixture comprising a housing and the lighting device recited in claim 1. 21. A light fixture as recited in claim 20, wherein: the housing is substantially cylindrical,a first end of the housing is at least partially open,the lighting device comprises a trim element, andthe trim element is held in contact with the first end of the housing. 22. A light fixture comprising a housing and the lighting device recited in claim 10. 23. A light fixture as recited in claim 22, wherein: the housing is substantially cylindrical,a first end of the housing is at least partially open, andthe trim element is held in contact with the first end of the housing. 24. A lighting device, comprising: a first element that comprises an electrical connector,a second element that comprises at least a first light source, andposition-retaining means for holding the second element in any of at least two positions relative to the first element, the position-retaining means comprising at least a first structure and a second structure, the first structure engaging the first element and comprising at least two spring-loaded arms, the second structure engaging the second element, the second structure in frictional contact with the first structure and movable relative to the first structure,the electrical connector electrically connected to at least the first light source,the second element movable relative to the first element among the positions while maintaining electrical connection between the electrical connector and at least the first light source. 25. A lighting device, comprising: a first element that comprises an electrical connector,a second element that comprises at least a first trim element, andposition-retaining means for holding the second element in any of at least two positions relative to the first element, the position-retaining means comprising at least a first structure and a second structure, the first structure engaging the first element and comprising at least two spring-loaded arms, the second structure engaging the second element, the second structure in frictional contact with the first structure and movable relative to the first structure,the electrical connector electrically connected to at least a first light source,the second element movable relative to the first element among the positions while maintaining electrical connection between the electrical connector and at least the first light source. 26. A light fixture comprising the lighting device recited in claim 1 and a second electrical connector that is configured to engage the first electrical connector. 27. A light fixture as recited in claim 26, wherein the second electrical connector is configured to engage the first electrical connector electrically and mechanically. 28. A light fixture as recited in claim 26, wherein the light fixture further comprises a housing. 29. A light fixture as recited in claim 28, wherein the second electrical connector is secured to a first location on the housing. 30. A light fixture as recited in claim 29, wherein the second electrical connector is removable from the first location on the housing and securable to at least a second location on the housing, the second location spaced from the first location. 31. A light fixture comprising a lighting device as recited in claim 10 and a second electrical connector that is configured to engage the first electrical connector. 32. A light fixture as recited in claim 31, wherein the second electrical connector is configured to engage the first electrical connector electrically and mechanically. 33. A light fixture as recited in claim 31, wherein the light fixture further comprises a housing. 34. A light fixture as recited in claim 33, wherein the second electrical connector is secured to a first location on the housing. 35. A light fixture as recited in claim 34, wherein the second electrical connector is removable from the first location on the housing and securable to at least a second location on the housing, the second location spaced from the first location. 36. A method of installing a lighting device, the method comprising: connecting a first electrical connector of a first element to a second electrical connector; andpositioning a second element that comprises at least one light source relative to the first element by moving a first structure of a position-retaining element relative to a second structure of the position-retaining element, the first structure attached to the first element and comprising at least two spring-loaded arms, the second structure attached to the second element, the second structure in frictional contact with the first structure and movable relative to the first structure,the position-retaining element thereby holding the second element in any of at least two positions relative to the first element,the second element movable relative to the first element among the positions. 37. A method as recited in claim 36, wherein the method further comprises removing an electrical connector of a light device from the second electrical connector before connecting the first electrical connector to the second electrical connector. 38. A method as recited in claim 36, wherein the connecting a first electrical connector of a first element to a second electrical connector comprises connecting the first electrical connector of the first element to the second electrical connector mechanically and electrically. 39. A lighting device as recited in claim 1, wherein the first structure is slidable relative to the second structure. 40. A lighting device as recited in claim 1, wherein at least a portion of the electrical connection between the first electrical connector and the first light source is visibly exposed, said portion not comprising any part of the first electrical connector. 41. A lighting device as recited in claim 1, wherein the first structure is non-integral with the second structure. 42. A lighting device, comprising: a first element that comprises a first electrical connector,a second element that comprises at least a first light source, anda position-retaining element that is configured to hold the second element in any of at least two positions relative to the first element, and that is configured to connect to the first element and to the second element, the position-retaining element biasing the second element toward the first element, the position-retaining element comprising an axial spring,the first electrical connector electrically connected to at least the first light source,the second element movable relative to the first element among the positions while maintaining electrical connection between the first electrical connector and at least the first light source. 43. A lighting device as recited in claim 1, wherein the first structure and the second structure are detachable from each other and reattachable to each other. 44. A lighting device as recited in claim 1, wherein each spring-loaded arm comprises a hook. 45. A lighting device as recited in claim 44, wherein a spring is between at least a first of the pair of spring-loaded arms and at least a second of the at least two spring-loaded arms, and the first and second spring-loaded arms are spring-biased apart from each other at an angle pivoting from the spring. 46. A lighting device, comprising: a first element that comprises a first electrical connector,a second element that comprises at least a first light source, anda position-retaining element that is configured to hold the second element in any of at least two positions relative to the first element, and that is configured to connect to the first element and to the second element, the position-retaining element biasing the second element toward the first element, the position-retaining element comprising at least a first retracting reel,the first electrical connector electrically connected to at least the first light source,the second element movable relative to the first element among the positions while maintaining electrical connection between the first electrical connector and at least the first light source.