IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0189307
(2002-07-03)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
23 인용 특허 :
46 |
초록
Light system useful for activating light-activated materials are disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them, and materials and structures usable therewith.
대표청구항
▼
1. A light for activating light-activated materials comprising:a wand adapted to be grasped by a human hand for use in positioning and manipulating the light, a wand housing that is at least a portion of the exterior surface of said wand, said wand housing having a top, a bottom, a left side, a righ
1. A light for activating light-activated materials comprising:a wand adapted to be grasped by a human hand for use in positioning and manipulating the light, a wand housing that is at least a portion of the exterior surface of said wand, said wand housing having a top, a bottom, a left side, a right side, a proximal end and a distal end, a releasable connector at said wand housing distal end, said releasable connector being configured to permit attachment of a light module thereto, a light module, said light module being attachable to said housing at said releasable connector, said light module being detachable from said housing at said releasable connector, an elongate heat sink located on said light module, said elongate heat sink having heat dissipation properties, said elongate heat sink having a proximal end, a distal end, and a longitudinal axis therebetween, at least one semiconductor chip capable of emitting light of a wavelength that is useful in activating light-activated materials, said semiconductor chip being located in the vicinity of said elongate heat sink distal end, a cover for covering said chip, said cover being made at least in part from a material that permits light emitted by said chip to pass through said cover to travel to a light-activated material. 2. A light for activating light-activated materials as recited in claim 1 further comprising an electrical connection at said releasable connector for providing electrical power from said housing to said light module to power said chip.3. A light for activating light-activated materials as recited in claim 1 further comprising control circuitry located in said housing.4. A light for activating light-activated materials as recited in claim 3 wherein said control circuitry can cause the light to emit light according to a waveform other than continuous wave output.5. A light for activating light-activated materials as recited in claim 1 further comprising:a casing that at least partially encases said elongate heat sink. 6. A light for activating light-activated materials as recited in claim 5 further comprising:a buffer layer between said casing and said elongate heat sink. 7. A light for activating light-activated materials as recited in claim 6 wherein said buffer layer includes a heat-insulative quality.8. A light for activating light-activated materials as recited in claim 1 further comprising a connection plug locatable at said releasable connector.9. A light for activating light-activated materials comprising:a wand adapted to be grasped by a human hand for use in positioning and manipulating the light, a wand housing that is at least a portion of the exterior surface of said wand, said wand housing having a top, a bottom, a left side, a right side, a proximal end and a distal end, a releasable connector at said wand housing distal end, said releasable connector being configured to permit attachment of a light module thereto, a light module, said light module being attachable said housing at said releasable connector, said light module being detachable from said housing at said releasable connector, a heat sink located in said light module, said heat sink having heat dissipation properties, and at least one semiconductor chip capable of emitting light of a wavelength that is useful in activating light-activated materials, said semiconductor chip being located on said heat sink. 10. A light for activating light-activated materials as recited in claim 9 further comprising an electrical connection at said releasable connector for providing electrical power from said housing to said light module to power said chip.11. A light for activating light-activated materials as recited in claim 9 further comprising control circuitry located in said housing.12. A light for activating light-activated materials as recited in claim 9 further comprising control circuitry that can cause the light emission according to a waveform other than continuous wave output.13. A light for activating light-activated materials as recited in claim 9 further comprising:a casing that at least partially encases said heat sink. 14. A light for activating light-activated materials as recited in claim 13 further comprising a dome over said chip.15. A light for activating light-activated materials as recited in claim 9 further comprising:a buffer layer between said wand housing and said heat sink. 16. A light for activating light-activated materials as recited in claim 15 wherein said buffer layer includes a heat-insulative quality.17. A light for activating light-activated materials as recited in claim 9 further comprising a connection plug locatable at said releasable connector.18. A light for activating light-activated materials as recited in claim 9 wherein said chip is selected from the group consisting of light emitting diode chips, laser chips, light emitting diode chip array, diode laser chips, diode laser chip array, surface emitting laser chips, edge emitting laser chips, and VCSEL chips.19. A light for activating light-activated materials as recited in claim 9 further comprising:a primary heat sink interposed between said chip and said aforementioned heat sink; wherein the mass of said secondary heat sink is greater than the mass of said primary heat sink. 20. A light for activating light-activated materials as recited in claim 19 further comprising:a layer of heat conductive adhesive located between said primary heat sink and said aforementioned heat sink, said layer of heat conductive adhesive serving to conduct heat from said primary heat sink to aforementioned secondary heat sink for dissipation, and said layer of heat conductive adhesive serving to permanently affix said primary heat sink to said aforementioned heat sink. 21. A light for activating light-activated materials comprising:a housing, a releasable connector on said housing, said releasable connector being configured to permit attachment of a light module thereto, a light module, said light module being attachable to said housing at said releasable connector, said light module being detachable from said housing at said releasable connector, said light module including at least one semiconductor chip capable of emitting light of a wavelength that is useful in activating light-activated materials, and a primary heat sink in said light module, said chip being in heat conduction with said primary heat sink so that said primary heat sink may conduct heat away from said chip. 22. A light for activating light-activated materials as recited in claim 21 further comprising an electrical connection at said releasable connector for providing electrical power from said housing to said light module to power said chip.23. A light for activating light-activated materials as recited in claim 21 further comprising a connection plug locatable at said releasable connector.24. A light for activating light-activated materials as recited in claim 21 further comprising a secondary heat sink in said light module, said secondary heat sink being in heat conduction with said primary heat sink in order to draw heat from said primary heat sink.25. A light as recited in claim 24 wherein said secondary heat sink has a greater mass than said primary heat sink.26. A light as recited in claim 24 wherein said secondary heat sink has a greater internal volume than said primary heat sink.
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