초록 ▼

In an embodiment, a recessed light fixture includes a structural reflector and two end caps that form a light fixture housing. A first, second and third optics areas are provided. At least one first light source type is mounted near the first optics area. A second light source type is mounted near t

In an embodiment, a recessed light fixture includes a structural reflector and two end caps that form a light fixture housing. A first, second and third optics areas are provided. At least one first light source type is mounted near the first optics area. A second light source type is mounted near the second optics area and the second light source type is mounted near the third optics areas, the second light source type having a light output level substantially lower than the light output level of the first light source type. A diffuser is configured to sealably mount to the light fixture housing so as to substantially seal an interior portion of the light fixture. In operation, the light fixture can be switch between an ambient mode and an examination mode while providing a cost effective and attractive design.

대표청구항 ▼

We claim: 1. A recessed light fixture, comprising: a light fixture housing, the housing configured to be installed substantially flush with a mounting surface, the housing comprising a first optics area and a second optics area, the housing having a first curved reflector portion with an outer edge

We claim: 1. A recessed light fixture, comprising: a light fixture housing, the housing configured to be installed substantially flush with a mounting surface, the housing comprising a first optics area and a second optics area, the housing having a first curved reflector portion with an outer edge and a second curved reflector portion with an outer edge, wherein the first optics area includes three sides that form a channel along the longitudinal centerline of the light fixture and where the second optics area is separate from the first optics area; a first rail and a second rail mounted on the housing; a first light source type providing downlight and mounted on the housing between the first and second rails, the first light source type having a first illumination level; a second light source type providing downlight and mounted on the housing between the first and second rails, the second light source type having a second illumination level a first pair of lamp holders mounted approximate the first optics area, the first pair of lamp holders configured to accept the first light source type having the first level of illumination; a second pair of lamp holders mounted approximate the second optics area, the second pair of lamp holders configured to accept the second light source type having the second level of illumination lower than the first level of illumination; and a diffuser sealably mounted on the housing, the diffuser having a smooth exterior surface, the diffuser including a first lip and a second lip, wherein the diffuser is configured to allow the first lip to translate from a first position to a second flexed position during installation, the diffuser further configured to bias the first lip toward the first position, wherein, in operation, installation of the diffuser allows the first lip to engage the first rail and the second lip to engage the second rail, whereby the diffuser works in combination with the rails to substantially seal an internal portion of the light fixture from dust, and the light fixture can be switched between a first mode corresponding to a first level of light output and a second mode corresponding to a second level of light output. 2. The recessed light fixture of claim 1, wherein the diffuser comprises a plurality of linear prisms on an interior surface. 3. The recessed light fixture of claim 1, wherein the first light source type comprises a plurality of light bulbs and the second light source type comprises a plurality of light bulbs. 4. The recessed light fixture of claim 1, wherein the first mode activates the first light source type and a second mode activates the first light source type and the second light source type. 5. The recessed light fixture of claim 1, wherein the first and second light source types are each mounted on the housing via at least one pair of lamp holders. 6. A recessed light fixture for use on a mounting surface, comprising: a housing configured to be installed substantially flush with the mounting surface, the housing comprising a first optics area and a second optics area, the housing having a first curved reflector portion with an outer edge and a second curved reflector portion with an outer edge, wherein the first optics area includes three sides that form a channel along the longitudinal centerline of the light fixture and where the second optics area is separate from the first optics area; a pair of brackets mounted to the housing and positioned on opposing ends of the housing; a pair of rails mounted to the housing and positioned between the outer edges of the first and second curved reflector portions; a first pair of lamp holders mounted approximate the first optics area, the first pair of lamp holders configured to accept a first light source type having a first level of illumination; a second pair of lamp holders mounted approximate the second optics area, the second pair of lamp holders configured to accept a second light source type having a second level of illumination substantially lower than the first level of illumination; and a diffuser mounted to the pair of rails, the diffuser having a length, an interior side and an exterior side, the diffuser configured to cover the first and the second optics areas and the first and second pair of lamp holders, the diffuser further configured to cooperate with the pair of rails and the pair of brackets to substantially seal an interior portion of the light fixture from dust, wherein the fixture, in operation, is switchable between a first mode of operation and a second mode of operation. 7. The recessed light fixture of claim 6, wherein the first mode of operation is an ambient light mode and the second mode of operation is an examination mode. 8. The recessed light fixture of claim 6, wherein the housing comprises a third optics area and a third pair of lamp holders is mounted approximate the third optics area, the third lamp holder configured to accept the second light source type. 9. The recessed light fixture of claim 8, comprising a fourth pair of lamp holders, the fourth pair of lamp holders mounted approximate the first optics area, the fourth pair of lamp holders being configured to accept the first type of light source. 10. The recessed light fixture of claim 9, wherein the first mode of operation provides electrical power to the second and third pair of lamp holders. 11. The recessed light fixture of claim 9, wherein the second mode of operation provides electrical power to the first, the second, the third, and the fourth pair of lamp holders. 12. The recessed light fixture of claim 6, wherein the exterior side of the diffuser is substantially smooth and the mounting surface is a ceiling. 13. The recessed light fixture of claim 6, wherein the diffuser includes a plurality of linear prisms extending the length of the diffuser. 14. The recessed light fixture of claim 13, wherein the plurality of linear prisms is located on the interior side of the diffuser and the exterior side of the diffuser is substantially smooth. 15. A recessed light fixture, comprising: a housing configured to mount substantially flush to a mounting surface, the housing comprising: a single-piece structural reflector having a first end and a second end and a first side and a second side, the structural reflector including a first curved portion on the first side, a second curved portion on the second side, and a rectangular portion extending between the first and second curved portions, the housing comprising a first optics area and a second optics area, wherein the first optics area includes three sides that form a channel along the longitudinal centerline of the light fixture and where the second optics area is separate from the first optics area; a first end cap fastened to the first end of the structural reflector; and a second end cap fastened to the second end of the structural reflector; a plurality of lamp holders mounted on the housing, the lamp holders configured to accept a plurality of light sources the plurality of lamp holders comprising a first pair of lamp holders mounted approximate the first optics area, the first pair of lamp holders configured to accept a first light source type having a first level of illumination; a second pair of lamp holders mounted approximate the second optics area, the second pair of lamp holders configured to accept a second light source type having a second level of illumination lower than the first level of illumination; and a diffuser configured to sealably mount on the housing, the diffuser having a first end and a second end, whereby the diffuser substantially seals an interior portion of the light fixture against the accumulation of dust therein. 16. The recessed light fixture of claim 15, wherein the first and second end cap are welded to the structural reflector and wherein the first and second curved portions include an outer edge and the diffuser is configured to not extend beyond a line drawn between the outer edges. 17. The recessed light fixture of claim 16, further comprising a first rail mounted approximate the rectangular portion on the first side, the first rail being positioned substantially between the rectangular portion and the first curved portion and a second rail mounted approximate the rectangular portion on the second side, the second rail being positioned substantially between the rectangular portion and the second curved portion, wherein the diffuser comprises a first lip and a second lip, whereby the first and second lips sealably mount to the first and second rails, respectively, so as to substantially seal the diffuser to the structural reflector. 18. The recessed light fixture of claim 17, further comprising a first bracket mounted on the first end cap, and a second bracket mounted on the second end cap, wherein the first bracket includes a first seal, and the second bracket includes a second seal, wherein the first bracket and first seal are configured to substantially seal the first end of the diffuser to the structural reflector and the second bracket and the second seal are configured to substantially seal the second end of the diffuser to the structural reflector. 19. The recessed light fixture of claim 17, further comprising a first gasket mounted on the first end cap and a second gasket mounted on the second end cap, the first gasket configured to substantially seal the first end of the diffuser to the structural reflector, the second gasket configured to substantially seal the second end of the diffuser to the structural reflector. 20. The recessed light fixture of claim 19, wherein the first gasket includes at least one finger, the finger configured to substantially link the first gasket and the rail. 21. The recessed light fixture of claim 1, wherein the light fixture housing includes a structural reflector, a first end cap, and a second end cap, wherein the end caps are welded to the structural reflector and positioned on opposing ends of the structure reflector. 22. A recessed light fixture for use on a mounting surface, comprising: a housing configured to be installed substantially flush with the mounting surface, the housing having a structural reflector, a first end cap, and a second end cap, wherein the end caps are attached to the structural reflector and positioned on opposing ends of the structural reflector, wherein the structural reflector has a first curved side, a square portion, and a second curved side; an optical reflector attached to the square portion of the structural reflector and positioned along the longitudinal centerline of the light fixture, the optical reflector having a first optics area and a second optics area, wherein the first optics area includes three sides that form a channel along the longitudinal centerline of the light fixture and where the second optics area is separate from the first optics area; a pair of brackets mounted on the end caps and positioned on opposing ends of the housing; a pair of rails mounted to the housing and positioned between the outer edges of the first and second curved reflector portions; a first pair of lamp holders mounted approximate the first optics area, the first pair of lamp holders configured to accept a first light source type having a first level of illumination; a second pair of lamp holders mounted approximate the second optics area, the second pair of lamp holders configured to accept a second light source type having a second level of illumination substantially lower than the first level of illumination; and a diffuser mounted to the pair of rails, the diffuser having a length, an interior side and an exterior side, the diffuser configured to cover the first and the second optics areas and the first and second pair of lamp holders, the diffuser further configured to cooperate with the pair of rails and the pair of brackets to substantially seal an interior portion of the light fixture from dust, wherein the fixture, in operation, is switchable between a first mode of operation and a second mode of operation.