`
`
`LSG0347U82
`
`CLAIMS
`
`Whatis claimedis:
`
`l,
`
`A luminaire, comprising:
`
`a heat spreader and a heat sink thermally coupled to and disposed diametrically
`
`outboard of the heat spreader;
`
`an outer optic securely retained relative to at least one of the heat spreader and the
`
`heat sink; and
`
`a light source disposed in thermal communication with the heat spreader, the light
`
`source comprising a plurality of light emitting diodes (LEDs);
`
`wherein the heat spreader, the heat sink and the outer optic, in combination, have
`
`an overall height H and an overall outside dimension D suchthat the ratio of H/D is equal
`
`to or less than 0,25;
`
`wherein the combination defined by the heat spreader, the heat sink and the outer
`
`optic, is so dimensioned as to: cover an opening defined by a nominally sized four-inch
`
`can light fixture; and, cover an opening defined by a nominally sized four-inch electrical
`
`junction box.
`
`2,
`
`The luminaire of Claim 1, wherein:
`
`the heat spreader and the heat sink are integrally formed such that a heat flow path
`
`from the light source through the heat spreader to the heat sink is continuous and
`
`uninterrupted,
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`18 of 24
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`PETITIONERS, Ex. 1005; PG. 1
`
`PETITIONERS, Ex. 1005; PG. 1
`
`
`
`LSG0347US82
`
`3,
`
`The luminaire of Claim 1, further comprising:
`
`a power conditioner mechanically supported by the heat spreader, the power
`conditioner being configured and disposed to receive AC voltage from an electrical
`
`supply line and to deliver DC voltageto the plurality of LEDs.
`
`4,
`
`The luminaire of Claim 3, further comprising:
`
`a reflector disposed on the heat spreader, the reflector having an aperture in which
`
`the plurality of LEDs are disposed.
`
`5,
`
`The luminaire of Claim 1, wherein:
`
`the heat spreader comprises mounting holes suitably spaced apart to receive
`
`mounting fasteners to secure the heat spreader to an electrical junction box.
`
`6.
`
`The luminaire of Claim 4, wherein:
`
`the heat spreader comprises mounting holes andthe reflector comprises mounting
`
`holes suitably spaced apart to receive mounting fasteners to secure the heat spreader to an
`
`electrical junction box.
`
`19 of 24
`
`PETITIONERS, Ex. 1005; PG. 2
`
`PETITIONERS, Ex. 1005; PG. 2
`
`
`
`LSG0347US2
`
`7.
`
`The luminaire of Claim 1, further comprising:
`
`a mounting bracket; and
`
`a power conditioner, the power conditioner being configured and disposed to
`
`receive AC voltage from an electrical supply line and to deliver DC voltageto the
`
`plurality of LEDs,
`
`wherein the power conditioner is supported by the mounting bracket on one side
`
`thereof, and the heat spreader and heat sink are supported by the mounting bracket on
`
`another opposing side thereof; and
`
`wherein the mounting bracket comprises mounting holes disposed to secure the
`juminaireto an electrical Junction box,
`
`8.
`
`The luminaire of Claim 7, further comprising:
`
`at least one torsion spring configured and disposed so as to secure the luminaire to
`
`a can light fixture.
`
`9,
`
`The luminaire of Claim 3, wherein:
`
`the power conditioner is disposed on a sameside of the heat spreaderas the
`
`plurality of LEDs.
`
`10.
`
`The luminaire of Claim 3, wherein:
`
`the power conditioner is disposed on an opposite side of the heat spreader as the
`
`plurality of LEDs, the power conditioner being so dimensionedasto fit within: a
`
`nominally sized four-inch can light fixture; and, a nominally sized four-inchelectrical
`
`junction box..
`
`20 of 24
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`PETITIONERS, Ex. 1005; PG. 3
`
`
`
`
`
`PETITIONERS, Ex. 1005; PG. 3
`
`
`
`LSG0347U82
`
`11.
`
`The fuminaire of Claim 1, further comprising:
`
`an inner optic disposed over the plurality of LEDs.
`
`12.
`
`The luminaire of Claim 11, wherein:
`
`the inner optic is integrally formed with the reflector.
`
`13.
`
`The luminaire of Claim 11, wherein:
`
`the inner optic comprises a color mixing diffuser.
`
`14.
`
`The luminaire of Claim 1, further comprising:
`
`a phosphor disposed overthe plurality of LEDs comprising material to produce a
`
`color temperature output of 2700 deg-Kelvin.
`
`15.
`
`The luminaire of Claim 1, further comprising:
`
`a trim ring;
`
`wherein the outer optic is securely retained relative to at least one ofthe heat
`
`
`
`spreader and the heat sink via fasteners; and
`
`wherein the trim ring snap-fits onto the outer optic in such a manneras to cover
`
`the fasteners securely retaining the outer optic.
`
`16.
`
`The luminaire of Claim 2, wherein the heat spreader and the heat sink are
`
`integrally formed to define a base, wherein a back side of the base comprises a plurality
`
`of heat sinkfins and air flow channels configured and disposed to transport heat
`
`generated by the light source away from the light source.
`
`2] of 24
`
`PETITIONERS, Ex. 1005; PG. 4
`
`PETITIONERS, Ex. 1005; PG. 4
`
`
`
`
`
`LSG0347U82
`
`17.
`
`A luminaire, comprising:
`
`a heat spreader anda heat sink thermally coupled to and disposed diametrically
`
`outboard of the heat spreader;
`
`an outer optic securely retained relative to at least one of the heat spreader and the
`
`heat sink;
`
`a light source disposed in thermal communication with the heat spreader, the light
`
`source comprising a plurality of light emitting diodes (LEDs); and
`
`a power conditioner disposed in electrical communication with the light source,
`
`the power conditioner being configured to receive AC voltage from anelectrical supply
`line and to deliver DC voltage to the plurality of LEDs, the power conditioner being so
`dimensionedas to fit within at least one of: a nominally sized four-inch can light fixture;
`
`and, a nominally sized four-inch electrical junction box.
`
`18.
`
`The luminaire of Claim 17, wherein:
`
`the power conditioner is so dimensionedas to fit completely within at least one of:
`
`a nominally sized four-inch can light fixture; and, a nominally sized four-inch electrical
`
`junction box.
`
`19.
`
`The luminaire of Claim 18, wherein:
`
`the heat spreader, the heat sink and the outer optic define a combination having an
`
`overall height H and an overall outside dimension D suchthat the ratio of H/D is equal to
`
`or less than 0,25; and
`
`the defined combination is so dimensioned as fo cover an opening defined by at
`
`least one of: a nominally sized four-inch canlight fixture; and, a nominally sized four-
`
`inch electrical junction box.
`
`22 of 24
`
`PETITIONERS, Ex. 1005; PG. 5
`
`PETITIONERS, Ex. 1005; PG. 5
`
`
`
`LSG0347U82
`
`20,
`
`The luminaire of Claim 17, wherein:
`
`the heat sink formsa trim plate that is disposed completely external of the can
`light fixture or the electrical junction box.
`
`
`
`23 of 24
`
`_PETITIONERS, Ex. 1005; PG. 6
`
`PETITIONERS, Ex. 1005; PG. 6
`
`
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