Lighting element and lighting element fixture with said element

• US 7,234,840 B2
• Filed: 10/07/2005
• Issued: 06/26/2007
• Est. Priority Date: 04/02/2001
• Status: Expired due to Fees

• Current Assignee: Ivan Agabekov, Ladislav Agabekov
• Original Assignee: Ivan Agabekov, Ladislav Agabekov
• Inventors: Agabekov, Ivan, Agabekov, Ladislav
• Primary Examiner(s): TSO, LAURA K
• Application Number:
  US11/245,598
• Publication Number:
  US 20060077660A1
• Time in Patent Office: 627 Days
• Field of Search: 362543-545, 362/516, 362/297, 362/341, 362/249, 362/235, 362/247
• US Class Current: 362/249.06
• CPC Class Codes: F21S 4/28 rigid, e.g. LED bars
• CPC Class Codes: F21V 19/008 of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps
• CPC Class Codes: F21Y 2103/10 comprising a linear array of point-like light-generating elements
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]

Abstract

The invention relates to a lighting element comprising an insulating plate and two rows of LEDs which are fixed to the top and bottom of said plate. The LEDs are connected in series or in parallel and both ends of said plate are provided with electrical contacts which are connected to the LED branches and which are intended to be fixed to the electrical supply terminals.

Claims

1. A lighting element installable between two spaced apart electrical supply terminals, the terminals being in a lighting supply fixture including at least one pair of the electrical terminals distributed along the fixture, the lighting element comprising:

an insulating plate having opposite ends and electrical contacts at the opposite ends, the electrical contacts operative to electrically connect the lighting element with the two spaced apart electrical supply terminals, conductive supply lines at the plate and extending to and attached to the electrical contacts thereof;

a plurality of LEDs connected to each other in at least one of series or parallel and connected to the conductive supply lines of the insulating plate to receive electricity from the supply lines.

2. In combination,

a lighting supply fixture having at least one pair of electrical supply terminals for supplying electricity to LEDs, the at least one pair of electrical supply terminals being spaced apart along the light fixture, in combination with the lighting element of claim 1,

wherein the electrical contacts at the opposite ends of the plate are positioned to be in electrical contact with the electrical supply terminals of the lighting supply fixture.

3. The lighting element according to claim 1, wherein the insulating plate is a printed circuit board having the conductive supply lines thereon, the LEDs being soldered onto the conductive supply lines of the plate and forming connections in the respective one of series and in parallel.

4. The lighting element according to claim 1, wherein the LEDs are arranged above the insulating plate.

5. The lighting element according to claim 4, wherein the LEDs are arranged above and below the insulating plate.

6. The lighting element according to claim 3, wherein the electrical contacts are festoon bulb contacts.

7. The lighting element according to claim 3, wherein the electrical contacts are rigid loops.

8. The lighting element according to claim 1, further comprising the plate has six of the LEDs connected in series and powered by 24 Volts.

9. The lighting element according to claim 1, further comprising the plate has six of the LEDs in a first row placed above the plate and six of the LEDs in a second row placed below the plate, each of the rows being powered by 24 Volts.

10. The lighting element according to claim 6, wherein the LEDs emit a light beam with a beam angle of at least 60°

.

11. The lighting element according to claim 1, wherein the LEDs are 120°

/60°

, 0.66 cd LEDs.

12. The lighting element according to claim 6, wherein the LEDs are direct lighting LEDs forming a light beam with a beam angle of 20°

.

13. The lighting element according to claim 1, wherein the LEDs are 5 mm diameter 5.6 cd/20°

LEDs.

14. The lighting element according to claim 9, wherein the first row of LEDs placed above the plate are LEDs with a light beam with a small beam angle, and the second row of LEDs placed below the plate are LEDs with a large beam angle.

15. The lighting element according to claim 14, wherein the first row of LEDs placed above the plate are 5 mm diameter 5.6 cd/20°

LEDs, and the second row of LEDs placed below the plate are 102°

/60°

, 0.66 cd LEDs.

16. The lighting element according to claim 1, wherein the LEDs emit a light with high white content.

17. The lighting element according to claim 14, wherein the LEDs below the plate have a beam angle, of at least 60°

.

18. The lighting element according to claim 17, wherein the LEDs above the plate form a light beam with a beam angle of 20°

.

19. The combination of claim 2, wherein the light fixture comprises:

a long, thin frame;

an electrical supply track and a parabolic reflector having a surface, the track and the reflector both being placed at a bottom of the lighting fixture;

the track being fitted with the lighting element, the element comprising the insulating plate onto which the plurality of LEDs connected at least one of in series and in parallel are mounted, the insulating plate having the ends and the electrical contacts at each end thereof being adapted to be connected to the lighting fixture electrical supply terminals, the lighting element being positioned at the center of the surface of the parabolic reflector; and

the lighting element includes direct lighting narrow beam LEDs placed above the plate and indirect lighting wide light beam LEDs, the wide light beam LEDs being positioned at the center of the parabola forming the reflector.

20. The combination according to claim 19, further comprising the electrical supply track having sets of pairs of the electrical supply terminals, the terminals of each pair being placed at equal distances from each other along the track, and one of the lighting elements being placed between each pair of terminals.

21. The combination of claim 2, wherein the light fixture comprises:

a long, thin frame;

an electrical supply track and a parabolic reflector having a surface, the track and the reflector both being placed at a bottom of the lighting fixture;

the track being fitted with the lighting element, the element comprising the insulating plate onto which the plurality of LEDs connected at least one of in series and in parallel are mounted, the insulating plate having the ends and the electrical contacts at each end thereof being adapted to be connected to the lighting fixture electrical supply terminals, the lighting element being positioned at the center of the surface of the parabolic reflector;

the electrical supply track having sets of pairs of the electrical supply terminals, the terminals of each pair being placed at equal distances from each other along the track, and one of the lighting elements being placed between each of the pairs of terminals; and

each lighting element comprises a plurality of direct lighting ones of the LEDs with an angle of 20°

placed above the plate and a plurality of the LEDs with a large angle of 60°

to 120°

placed below the plate.