Perimeter lighting apparatus
View Patent ↗An elongated perimeter light comprising a linear array of light sources (LEDs) that are electrically illuminated. The array of light sources is disposed within an elongated transparent tube, with the tube transmitting and dispersing the light from the array giving the appearance that said array of light sources is a continuous light source. The array of light sources is capable of being cut at intervals down its length to shorten it. The light sources that remain in the array continue to emit light and the tube can be cut to match the length of said array. Systems for lighting structural features comprising a plurality of elongated perimeter lights electrically coupled in a daisy chain with the electrical power at each of the perimeter lights being transmitted to the successive light. Each of the perimeter lights can be cut at intervals down its length.
1. An elongated perimeter light, comprising:
input conductors;
an array of light sources that are illuminated by electric power, said input conductors carrying electric power and coupled to said array;
an elongated tube acting as a lens for said array of light sources, said array of light sources disposed within said tube, said tube transmitting and dispersing the light from said array such that the individual light sources within said array are not visible when illuminated, giving the appearance that said array of light sources is a continuous light source;
output conductors carrying said electrical power of said perimeter light so that said perimeter light can be connected in a daisy-chain;
said array of light sources being cuttable at intervals to shorten said array while allowing the remaining light sources in said array to emit light, said tube being cuttable to match the length of said array, wherein said output conductors are arranged such that said array of light sources can be cut without cutting said output conductors.
2. The perimeter light of claim 1 , wherein said array of light sources comprises a linearly aligned array of light emitting diodes (LEDs) mounted on a substrate.
3. The perimeter light of claim 2 , wherein said array of LEDs is arranged as a plurality of parallel connected sub-arrays of LEDs, said electric power coupled across each of said plurality of sub-arrays.
4. The perimeter light of claim 3 , wherein said array of LEDs is cuttable between two of said plurality of parallel connected sub-arrays.
5. The perimeter light of claim 1 , further comprising a means for anchoring to a structure.
6. The perimeter light of claim 1 , further comprising bumpers mounted at the ends of said tube to protect said array of light sources.
7. The perimeter light of claim 6 , wherein said bumpers provide an air and water tight seal with the ends of said tube.
8. The perimeter light of claim 6 , wherein said bumpers are compressible to compensate for the expansion of said tube and LED array under heating.
9. An elongated perimeter light, comprising:
input conductors;
an array of light sources that are illuminated by electric power, said input conductors carrying electric power and coupled to said array;
an elongated transparent tube acting as a lens for said array of light sources, said array of light sources disposed within said tube, said tube transmitting and dispersing the light from said array such that the individual light sources within said array are not visible when illuminated, giving the appearance that said array of light sources is a continuous light source;
output conductors carrying said electrical power of said perimeter light so that said perimeter light can be connected in a daisy-chain;
said array of light sources being cuttable at intervals to shorten said array while allowing the remaining light sources in said array to emit light, said tube being cuttable to match the length of said array, further comprising a means for conducting said electrical power from said perimeter light to another device, wherein the cutting of said array of light sources does not cut said means for conducting said electrical power.
10. A system for lighting structural features, comprising:
a plurality of elongated perimeter lights, each of which comprises:
an array of light sources that are illuminated by an electric power;
an elongated tube, said array of light sources disposed within said tube, said tube transmitting and dispersing the light from said array such that the individual light sources within said array are not visible when illuminated, giving the appearance that said array of light sources is a continuous light source;
said array of light sources being cuttable at intervals to shorten said array while allowing the remaining light sources in said array to emit light, said tube being cuttable to match the length of said array;
said plurality of perimeter lights electrically coupled in a daisy-chain with the electrical power at each of said plurality of perimeter lights transmitted to the successive of said plurality of perimeter lights, the cutting of said array not cutting the transmission of power to the successive of said plurality of perimeter lights; and
a mechanism for anchoring said plurality of perimeter lights to a structure.
11. The system of claim 10 , wherein each said array of light sources comprises a linearly aligned array of light emitting diodes (LEDs) mounted on a substrate.
12. The system of claim 11 , wherein each said array of LEDs is arranged as a plurality of parallel connected sub-arrays of LEDs, said electric power coupled across each of said plurality of sub-arrays.
13. The system of claim 12 , wherein said array of LEDs is cuttable between two of said plurality of parallel connected sub-arrays.
14. The perimeter light of clam 10 , wherein the electrical power at each of said plurality of perimeter lights is transmitted to the successive of said plurality of perimeter lights by an electrical conductor, wherein the cutting of said array of light sources in each said perimeter light does not interrupt the transmission of said electrical power between successive said plurality of perimeter lights.
15. The system of claim 10 , further comprising bumpers mounted at the ends of each said tube to protect said array of light sources.
16. The system of claim 15 , wherein said bumpers provide an air and water tight seal with the ends of said tube.
17. The system of claim 15 , wherein said bumpers are compressible to compensate for the expansion and contraction of successive ones of said plurality of perimeter lights.
18. The system of claim 10 , wherein the ends of successive ones of said plurality of perimeter lights are adjacent to one another, said system further comprising joint covers to cover the adjacent ends of said successive lights.
19. The system of claim 18 , wherein said joint covers transmit and disperse light at the same color as said successive lights.
20. The system of claim 18 , wherein said successive of said plurality of perimeter lights meet at an angle, said joint cover being angled at the same angle.
21. The system of claim 18 , wherein said joint cover includes a mechanism for holding said cover over said ends of said successive lights while allowing said successive lights to expand and contract under said joint cover.
22. An elongated perimeter light, comprising:
an array of light sources that are illuminated by electric power;
an elongated translucent tube, said array of light sources disposed within said tube, said tube transmitting and dispersing the light from said array giving the appearance that said array of light sources is a continuous light source;
said array of light sources being cuttable at intervals to shorten said array while allowing the remaining light sources in
said array to emit light, said tube being cuttable to match the length of said array; and
conductors passing through said tube independent of said array of light sources, said array of light sources being cuttable without cutting said conductors.
23. The perimeter light of claim 22 , further comprising a mechanism for mounting said translucent tube to a structure.
24. The perimeter light of claim 22 , wherein said array of light sources comprises a linear array of light sources.
25. The perimeter light of claim 22 , wherein said array of light sources comprises an array of light emitting diodes.
26. The perimeter light of claim 22 , further comprising a printed circuit board wherein said array of light sources is arranged on said printed circuit board in a plurality of parallel connected sub-arrays of light sources, said electric power coupled across each of said plurality of sub-arrays.
27. The perimeter light of claim 26 , wherein printed circuit board is cuttable between two of said plurality of parallel connected sub-arrays.
28. The perimeter light of claim 23 , further comprising a means for conducting said electrical power from said perimeter light to another device, wherein the cutting of said LED array does not interrupt the conduction of said electrical power.
29. The perimeter light of claim 22 , further comprising bumpers mounted at the ends of said tube to protect said LED array.
30. An elongated perimeter light, comprising:
a linear array of light emitting diodes;
an elongated transparent tube, said array of light emitting diodes disposed within said tube, said tube transmitting and dispersing the light from said array giving the appearance that said array of light emitting diodes is a continuous light source; and
a mechanism for mounting said tube to a structure;
said array of light emitting diodes being cuttable at intervals to shorten said array while allowing the remaining light emitting diodes in said array to emit light, said tube being cuttable to match the length of said array; and
a conducting means for conducting electrical power from one end of said tube to the other end of said tube, said array of light sources being cuttable without interrupting said conducting means.
31. An elongated perimeter light, comprising:
an array of light sources that are illuminated by electrical power;
an elongated tube, said array of light sources disposed within said tube, said tube transmitting and dispersing the light from said array said tube further comprising at least one anchoring slot;
a mounting apparatus mounted to a structure and arranged to cooperate with said at least one anchoring slot to hold said tube on the structure; and
a conductor for conducting electrical power from one end of said tube to the other end of said tube, said array of light sources being cuttable without cutting said conductor.
32. An elongated perimeter light, comprising:
an array of light sources that are illuminated by electrical power;
a conductor for conducting electrical power along said array of light sources;
an elongated tube, said array of light sources disposed within said tube, said tube transmitting and dispersing the light from said array, said tube further comprising at least one anchoring slot, wherein said array of light sources is cuttable without cutting said conductor, to shorten said array while allowing the remaining light sources in said array to emit light, said tube being cuttable to match the length of said array; and
a mounting apparatus mounted to a structure and arranged to cooperate with said at least one anchoring slot to hold said tube on the structure.