Multi-facet light emitting lamp

• US 8,125,126 B2
• Filed: 12/17/2010
• Issued: 02/28/2012
• Est. Priority Date: 05/07/2010
• Status: Active Grant

• Current Assignee: Industrial Technology Research Institute
• Original Assignee: Industrial Technology Research Institute
• Inventors: Lin, Ming-Te, Lin, Ming-Yao, Tai, Kuang-Yu
• Primary Examiner(s): Patel, Vip
• Application Number:
  US12/970,961
• Publication Number:
  US 20110273073A1
• Time in Patent Office: 438 Days
• Field of Search: 313/11, 313/46, 313/493, 313/634
• US Class Current: 313/46
• CPC Class Codes: F21K 9/232 specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
• CPC Class Codes: F21V 23/0435 activated by remote control means
• CPC Class Codes: F21V 29/83 the elements having apertures, ducts or channels, e.g. heat radiation holes
• CPC Class Codes: F21Y 2107/40 on the sides of polyhedrons, e.g. cubes or pyramids
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]

Abstract

A multi-facet light emitting lamp including a first light source plate, a second light source plate, and a plurality of airflow channels is provided. The first light source plate has at least one first connecting terminal. The second light source plate has at least one second connecting terminal. The first connecting terminal is connected with the second connecting terminal, and an inner space is formed between the first light source plate and the second light source plate. The inner space and a space outside the multi-facet light emitting lamp are connected by the airflow channels.

Claims

1. A multi-facet light emitting lamp, comprising:

a first light source plate, having at least one first connecting terminal;

a second light source plate, having at least one second connecting terminal, wherein the first connecting terminal is connected with the second connecting terminal, and an inner space is formed between the first light source plate and the second light source plate; and

a plurality of airflow channels, for connecting the inner space and a space outside the multi-facet light emitting lamp.

2. The multi-facet light emitting lamp according to claim 1, wherein the airflow channels are located at where the first light source plate adjoins the second light source plate.

3. The multi-facet light emitting lamp according to claim 1, wherein the airflow channels are located on the first light source plate and the second light source plate.

4. The multi-facet light emitting lamp according to claim 1, wherein the first light source plate and the second light source plate respectively comprise a conductive substrate and an insulating layer, wherein the insulating layer is on the conductive substrate.

5. The multi-facet light emitting lamp according to claim 4 further comprising a light emitting device disposed on the insulating layer.

6. The multi-facet light emitting lamp according to claim 4, wherein the conductive substrate is an aluminum substrate, and a material of the insulating layer is an aluminum oxide.

7. The multi-facet light emitting lamp according to claim 4, wherein the insulating layer is a flexible circuit board.

8. The multi-facet light emitting lamp according to claim 7, wherein the flexible circuit board comprises an opening and a light emitting device, the opening exposes the conductive substrate, and the light emitting device is disposed on the conductive substrate exposed by the opening.

9. The multi-facet light emitting lamp according to claim 1 further comprising:

a lamp base, located below the first light source plate and the second light source plate; and

a conductive wire, for electrically connecting the first light source plate and the second light source plate to the lamp base.

10. The multi-facet light emitting lamp according to claim 9 further comprising a heat-dissipation lamp housing installed below the first light source plate and the second light source plate and above the lamp base.

11. The multi-facet light emitting lamp according to claim 10, wherein the heat-dissipation lamp housing has a plurality of airflow openings.

12. The multi-facet light emitting lamp according to claim 1 further comprising a third light source plate, wherein the third light source plate has at least one third connecting terminal, the third connecting terminal is connected with the first connecting terminal and the second connecting terminal, and the first light source plate, the second light source plate, and the third light source plate enclose the inner space.

13. The multi-facet light emitting lamp according to claim 1, wherein an appearance of at least one of the first light source plate and the second light source plate comprises one or a combination of a circular shape, a triangular shape, a rectangular shape, a quadrangular shape, a pentagonal shape, a hexagonal shape, and a polygonal shape.

14. The multi-facet light emitting lamp according to claim 1, wherein when there are multiple first light source plates and multiple second light source plates, the first light source plates and the second light source plates are connected with each other to form a football-like body, and the inner space is in the football-like body.

15. The multi-facet light emitting lamp according to claim 14, wherein an outline of the first light source plates and the second light source plates comprises one or a combination of a circular shape, a triangular shape, a rectangular shape, a quadrangular shape, a pentagonal shape, a hexagonal shape, and a polygonal shape.

16. The multi-facet light emitting lamp according to claim 14 further comprising a fan, wherein the fan is disposed on a casing of the football-like body and forms an airflow between the inner space and the space outside the multi-facet light emitting lamp.

17. The multi-facet light emitting lamp according to claim 16, wherein the fan is located on top or at bottom of the football-like body.

18. The multi-facet light emitting lamp according to claim 14 further comprising a wireless control module, wherein the wireless control module is disposed on a casing of the football-like body and configured to receive an external signal to turn on or off the first light source plates and the second light source plates.

19. The multi-facet light emitting lamp according to claim 16, wherein the wireless control module is located on top or at bottom of the football-like body.

20. The multi-facet light emitting lamp according to claim 14 further comprising:

a supporting trunk, extended into the inner space and supporting the football-like body; and

a plurality of supporting branches, located on the supporting trunk and inside the inner space, for supporting the first light source plates and the second light source plates.

21. The multi-facet light emitting lamp according to claim 20, wherein at least one of the supporting trunk and the supporting branches is hollow.

22. The multi-facet light emitting lamp according to claim 21, wherein when the supporting trunk is hollow, the multi-facet light emitting lamp further comprises a plurality of conductive wires respectively and electrically connected to the first light source plates and the second light source plates.

23. The multi-facet light emitting lamp according to claim 20, wherein the supporting trunk has a shape of a hollow column, and the supporting branches comprise a bracket and a supporting holder, wherein the supporting holder is connected to a free end of the bracket.

24. The multi-facet light emitting lamp according to claim 20, wherein the supporting trunk has a shape of a hollow ball connected with a hollow column, and the supporting branches comprise a bracket and a supporting holder, wherein the supporting holder is connected to a free end of the bracket.

25. The multi-facet light emitting lamp according to claim 1 further comprising at least one molding compound disposed on at least one of the first light source plate and the second light source plate.

26. The multi-facet light emitting lamp according to claim 25 further comprising a plurality of diffusion particles disposed in the molding compound.

27. The multi-facet light emitting lamp according to claim 1 further comprising at least one light-transmissive covering disposed on at least one of the first light source plate and the second light source plate.

28. The multi-facet light emitting lamp according to claim 1 further comprising a fixer for connecting the first connecting terminal and the second connecting terminal.