IP Library Granted Patent US 12,385,627
Granted Patent B2
US 12,385,627 · App. 18/660,746 · Granted Aug 12, 2025

Sign box light module

Inventors: Aaron Meyer (Ojai, CA); Bruce Quaal (Ventura, CA)
Assignee: The Sloan Company
F21V19/003F21S4/10F21V23/001G09F13/00F21Y2103/10F21Y2107/90F21Y2115/10G09F13/04G09F2013/222
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Quick Facts
Patent No.
US 12,385,627
App. No.
18/660,746
Granted
Aug 12, 2025
Kind
B2
Abstract

The disclosure relates to light modules using light emitting diodes (LEDs) and more particularly to LED based light modules for existing sign boxes. One embodiment of a light module according to the present invention can comprise an elongated support structure having a plurality of surfaces and comprising a plurality of support structures joined together to form an overall support structure of a desired length. A plurality of light units can be included wherein at least some of the lighting units comprise a first light unit array on one of the support structure surfaces, and others of the said light units comprise a second light unit array on another one of the support structure surfaces. Conductors are arranged to connect the first light array in a series interconnection and to connect the second light array in a respective series interconnection.

Claims (30)

1. A lighting module, comprising:

an elongated support structure having a plurality of support structure surfaces;

a first light unit array on one of said support structure surfaces, and a second light unit array on another one of said support structure surfaces; and

a plurality of first conductors connecting said first light unit array in a series interconnection and a plurality of second conductors connecting said second light unit array in a respective series interconnection, with only one of said first conductors being connected to one of said second conductors, wherein a another one of said first conductors and another one of said second conductors are configured for connection to a power supply or another lighting module, wherein said first and second light unit arrays are driven by a single power supply.

2. The light module of claim 1 , wherein said first and second light unit arrays are mounted on opposing surfaces of said support structure.

3. The light module of claim 1 , wherein said first and second light unit arrays comprise the same number of light units.

4. The light module of claim 1 , wherein said first and second light unit arrays comprise different numbers of light units.

5. The light module of claim 1 , wherein an electrical signal applied to said conductors causes said plurality of light units to emit light.

6. The light module of claim 1 , arranged to operate within the Class 2 wiring guidelines of Class 2 circuits.

7. The light module of claim 1 , arranged to operate with a 24V power supply, at a current of less than 5 Amps, and power of less than 100 Watts.

8. The light module of claim 1 , wherein said support structure comprises four surfaces.

9. The lighting module of claim 1 , wherein said plurality of support structures comprises first and second support structures, wherein said first support structure has a taper at one end and said first support structure taper is inserted in said second support structure.

10. An illuminated sign, comprising; a sign housing;

a plurality of light modules mounted in said sign housing, at least one of said light modules comprising;

an elongated support structure having a plurality of support structure surfaces;

a plurality of light units, wherein at least some of said light units comprise a first light unit array on one of said support structure surfaces, and others of the said light units comprise a second light unit array on another one of said support structure surfaces; and

wherein each of said first and second light unit arrays comprises first and second conductors running along said elongated support structure and arranged to connect said first light unit array in a series interconnection and to connect said second light unit array in a respective series interconnection, wherein the first of said conductors for said first light unit array is connected to the second of said conductors for said second light unit array, and wherein said second of said conductors for said first light unit array and the first of said conductors for said second light array are configured to be connected to a power supply or a second of said light modules, wherein said first and second light unit arrays are driven by a single power supply and wherein said light modules are arranged to operate within class 2 wiring guidelines of Class 2 circuits.

11. The sign box of claim 10 , wherein said plurality of light modules are mounted in vertical orientation.

12. The sign box of claim 10 , wherein said plurality of light modules are mounted in horizontal orientation.

13. The sign box of claim 10 , wherein said first and second light unit arrays in each light module are mounted on opposing surfaces of said support structure.

14. The sign box of claim 10 , wherein said first and second light unit arrays in each said light module comprise the same number of light units.

15. The sign box of claim 10 , wherein said first and second light unit arrays in each said light module comprise different numbers of light units.

16. The sign box of claim 10 , wherein an electrical signal applied to said conductors in each of said light modules causes said plurality of light units to emit light.

17. A lighting module, comprising:

a plurality of support structures joined together to form an overall support structure of a desired length, wherein said overall support structure has a plurality of surfaces;

a plurality of light units, wherein at least some of said light units comprise a first light unit array on one of said support structure surfaces, and others of the said light units comprise a second light unit array on another one of said support structure surfaces; and

a plurality of first conductors running along said support structures and arranged to connect said first light unit array in a series interconnection and a plurality of second conductors to connect said second light unit array in a respective series interconnection, with only one of said first conductors from said first light unit array being connected to one of said second conductors of said second light unit array, wherein a second of said first conductors and a second of said second conductors are configured for connection to a power supply or another lighting module, wherein said first and second light unit arrays are driven by a single power supply.

18. The lighting module of claim 17 , wherein said plurality of support structures are joined together end-to-end.

19. The lighting module of claim 17 , wherein said overall support structure has a length of conventional elongated T8 fluorescent light sources.

20. The lighting module of claim 17 , wherein said plurality of support structures comprises first and second support structures wherein said first support structure has an outer dimension and said second support structure has an inner dimension, wherein said first support structure outer dimensions is slightly smaller than said second support structure inner dimension.

Assignments (1)
SECURITY INTEREST Recorded Nov 4, 2024
From: PRINCIPAL LIGHTING GROUP, LLC; THE SLOAN COMPANY, INC.
To: FIDELITY DIRECT LENDING LLC, AS COLLATERAL AGENT
Reel/Frame 069122/0038 →
Continuity (2)
Continuation 17183078 · Feb 23, 2021
Related Publication 20240369208A1 · Nov 7, 2024
References Cited (5)
US 6042248A · Hannah · 2000 [cited by examiner]
US 11280479B2 · Meyer · 2022 [cited by examiner]
US 11982427B2 · Meyer · 2024 [cited by examiner]
US 20150308631A1 · Gorman · 2015 [cited by examiner]
US 20170074474A1 · Bailey · 2017 [cited by examiner]