Light engine modules including a support and a solid state light emitter

• US 10,119,660 B2
• Filed: 02/16/2017
• Issued: 11/06/2018
• Est. Priority Date: 02/12/2010
• Status: Active Grant

• Current Assignee: Creeled Incorporated
• Original Assignee: CREE Incorporated (Wolfspeed, Inc.)
• Inventors: Van De Ven, Antony Paul, Thieken, Paul
• Primary Examiner(s): Williams, Joseph L
• Application Number:
  US15/434,516
• Publication Number:
  US 20170159892A1
• Time in Patent Office: 628 Days
• CPC Class Codes: F21K 9/20 Light sources comprising attachment means
• CPC Class Codes: F21K 9/232 specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
• CPC Class Codes: F21K 9/238 Arrangement or mounting of circuit elements integrated in the light source
• CPC Class Codes: F21K 9/27 Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
• CPC Class Codes: F21K 9/278 Arrangement or mounting of circuit elements integrated in the light source
• CPC Class Codes: F21V 19/003 Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
• CPC Class Codes: F21V 19/0055 by screwing
• CPC Class Codes: F21V 23/002 Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm
• CPC Class Codes: F21V 23/005 the substrate is supporting also the light source
• CPC Class Codes: F21V 23/006 the substrate being distinct from the light source holder
• CPC Class Codes: F21V 23/06 the elements being coupling devices , e.g. connectors
• CPC Class Codes: F21V 29/505 of reflectors
• CPC Class Codes: F21V 29/70 characterised by passive heat-dissipating elements, e.g. heat-sinks
• CPC Class Codes: F21V 29/74 with fins or blades
• CPC Class Codes: F21V 29/745 the fins or blades being planar and inclined with respect to the joining surface from which the fins or blades extend
• CPC Class Codes: F21V 29/75 with fins or blades having different shapes, thicknesses or spacing
• CPC Class Codes: F21V 29/763 the planes containing the fins or blades having the direction of the light emitting axis
• CPC Class Codes: F21V 29/767 the planes containing the fins or blades having directions perpendicular to the light emitting axis
• CPC Class Codes: F21V 29/773 the planes containing the fins or blades having the direction of the light emitting axis
• CPC Class Codes: F21V 3/00 Globes; Bowls; Cover glasses with refracting properties F21V5/00; with reflecting properties F21V7/00; characterised by cooling arrangements F21V29/506
• CPC Class Codes: F21V 3/02 : characterised by the shape
• CPC Class Codes: F21Y 2107/00 : Light sources with three-dimensionally disposed light-generating elements
• CPC Class Codes: F21Y 2107/30 : on the outer surface of cylindrical surfaces, e.g. rod-shaped supports having a circular or a polygonal cross section
• CPC Class Codes: F21Y 2115/10 : Light-emitting diodes [LED]

Abstract

A light engine module that includes at least a first support member, at least a first solid state light emitter on the support member, and three or more electrical connection structures extending through the support member. Also, a light engine module that includes at least first and second circuit boards, at least a first support structure, and at least a first solid state light emitter on the first circuit board, the first and second circuit boards on respective first and second surfaces of the first support structure. Also, a light engine module that includes at least at least a first support structure, a first circuit board on a first surface of the first support structure, and at least a first solid state light emitter on the first circuit board.

Claims

1. A light engine module, comprising:

at least a first solid state light emitter support member;

at least a first solid state light emitter; and

at least first, second and third electrical connection structures,

the first solid state light emitter support member comprising a first major surface and a second major surface, the first major surface and the second major surface on opposite sides of the first solid state light emitter support member,

each of the first, second and third electrical connection structures extending through the solid state light emitter support member from the first major surface to the second major surface,

the first solid state light emitter on the first major surface of the first solid state light emitter support member.

2. A light engine module as recited in claim 1, wherein the light engine module further comprises:

a first circuit board, the first circuit board on the first solid state light emitter support member, at least the first solid state light emitter on the first circuit board; and

a second circuit board, the second circuit board on the first solid state light emitter support member.

3. A light engine module as recited in claim 2, wherein at least one compensation circuit component is mounted on the second circuit board.

4. A light engine module as recited in claim 2, wherein the light engine module further comprises at least one power supply component, and wherein at least one of the electrical connection structures electrically connects the first circuit board to the second circuit board.

5. A light engine module as recited in claim 1, wherein:

the first solid state light emitter support member is a circuit board,

the first solid state light emitter is mounted on a first surface of the first solid state light emitter support member, and

at least one compensation circuit component is mounted on a second surface of the first solid state light emitter support member.

6. A light engine module comprising:

at least a first solid state light emitter;

at least first and second circuit boards;

at least a first support structure,

the first solid state light emitter on the first circuit board,

the first circuit board on a first surface of the first support structure,

the second circuit board on a second surface of the first support structure.

7. A light engine module as recited in claim 6, wherein the light engine module further comprises a second support structure, the first support structure attached to the second support structure.

8. A lighting device comprising a light engine module as recited in claim 6 mounted in a lighting device element.

9. A method comprising mounting a light engine module as recited in claim 6 to a lighting device element.

10. A light engine module comprising:

at least a first solid state light emitter;

at least a first circuit board;

at least a first support structure,

the first solid state light emitter on the first circuit board,

the first circuit board on a first surface of the first support structure.

11. A lighting device comprising a light engine module as recited in claim 10 mounted in a lighting device element.

12. A lighting device as recited in claim 11, wherein the light engine module is removably mounted in the lighting device element.

13. A light engine module as recited in claim 10, wherein a first notch is provided in the first circuit board.