A light bulb apparatus has a plurality of LED modules, a substrate, a driver circuit board, a plastic piece, a radiator and a lamp cap. The substrate has aluminum material for mounting the plurality of LED modules, a first connection end and a second connection end. The first connection end and the
A light bulb apparatus has a plurality of LED modules, a substrate, a driver circuit board, a plastic piece, a radiator and a lamp cap. The substrate has aluminum material for mounting the plurality of LED modules, a first connection end and a second connection end. The first connection end and the second connection end is electrically connected to the plurality of LED modules. The plastic piece with a guiding groove is used for inserting the driver circuit board. The radiator has a top plate and a side wall. The substrate is fixed on the top plate, and the side wall are connected to the plastic piece.
대표청구항▼
1. A light bulb apparatus comprising: a plurality of LED modules;a substrate comprising aluminum material for mounting the plurality of LED modules, a first connection end and a second connection end, the first connection end and the second connection end being electrically connected to the pluralit
1. A light bulb apparatus comprising: a plurality of LED modules;a substrate comprising aluminum material for mounting the plurality of LED modules, a first connection end and a second connection end, the first connection end and the second connection end being electrically connected to the plurality of LED modules;a driver circuit board;a wireless controller mounted on the driver circuit board for connecting to an external device;a radiator comprising a top plate and a side wall, the substrate being fixed on the top plate, and the side wall being connected to the plastic piece, the top plate having a through hole;a lamp cap with a first electrode and a second electrode, wherein the first electrode is insulated from the second electrode, the driver circuit board is connected to the first electrode and the second electrode, the driver circuit board has two pins to pass through the through hole of the radiator to plug in two elastic 20 strips of the second connection end, the second connection end is disposed on the backside of the substrate;wherein the substrate is a circular disk, and the LED components are disposed as a circular pattern with a diameter between 60% to 90% of the diameter of the circular disk of the substrate. 2. The light bulb apparatus of claim 1, further comprising an optical reflector disposed above the substrate for guiding light emitted from the LED modules. 3. The light bulb apparatus of claim 1, wherein the optical reflector has a crown lens portion, a stand portion and a base portion, the base portion is placed on the substrate, the LED components are placed under the stand portion and the crown lens portion dispatches light with a crown pattern. 4. The light bulb apparatus of claim 1, wherein the plastic piece has a cup portion and a support portion, the bottom of the support portion is connected to the lamp cap, the top of the cup portion is connected to the radiator, and the diameter of the top of the cup portion is larger than the diameter of the support portion. 5. The light bulb apparatus of claim 1, wherein there is a trench between the top and the side wall. 6. The light bulb apparatus of claim 1, wherein the external device is an IoT device. 7. The light bulb apparatus of claim 1, wherein the plastic piece has a plurality of hook structures for hooking a bulb shell. 8. The light bulb apparatus of claim 7, wherein the bulb shell is a translucent plastic dome. 9. The light bulb apparatus of claim 1, wherein the substrate comprises a plurality of thin metal components respectively connecting the plurality of LED modules to form an interconnection among the plurality of LED modules. 10. The light bulb apparatus of claim 9, wherein the plurality of thin metal components are covered by a insulation surface with white color material. 11. The light bulb apparatus of claim 1, wherein the substrate is a metal disk with an insulation layer for installing a plug component with the second connection end at the back side of the substrate and with the first connection end at the front side of the substrate. 12. The light bulb apparatus of claim 11, wherein the side wall has an exterior surface directly contact with the inner surface of the plastic piece. 13. The light bulb apparatus of claim 12, wherein the radiator has a plurality of fins disposed between the side wall and the top plate. 14. The light bulb apparatus of claim 13, wherein the top plate has an inner side wall, the plurality of fins have first fins ends connected to the inner side wall and have second fins ends connected to the side wall of the radiator. 15. The light bulb apparatus of claim 14, wherein there are fins holes connecting a top side and a bottom side of the radiator. 16. The light bulb apparatus of claim 15, wherein the radiator is made of metal for performing heat dissipation. 17. The light bulb apparatus of claim 15, wherein the diameter of the top plate is smaller than 70% of the diameter of the side wall. 18. The light bulb apparatus of claim 17, wherein the plastic piece has a supporting member for supporting the radiator. 19. The light bulb apparatus of claim 18, wherein the supporting member has an aligning plug to insert into an aligning hole of the radiator.
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이 특허에 인용된 특허 (4)
Keilholz,Michael J.; Reed,Mark C.; Kaeser,Robert E., Base for a mogul-based lamp.
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