IP Library Granted Patent US 12,117,638
Granted Patent B2
US 12,117,638 · App. 18/328,993 · Granted Oct 15, 2024

Wireless control device assembly

Inventors: Matthew P. McDonald (Phoenixville, PA); Joseph M. Nichols (Boyertown, PA); Andrew P. Schmalz (Macungie, PA)
Assignee: Lutron Technology Company LLC
G02B6/0018G02B6/002G02B6/0096H05B47/19
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Quick Facts
Patent No.
US 12,117,638
App. No.
18/328,993
Granted
Oct 15, 2024
Kind
B2
Abstract

A control device, such as a gateway device for a wireless load control system, has a light bar extending around a periphery of an enclosure to provide feedback to a user of the load control system, as well as to provide a pleasing aesthetic effect on the gateway device. The control device may include at least one light-emitting diode mounted to a printed circuit board inside the enclosure, a control circuit mounted to the printed circuit board and operatively coupled to the light-emitting diode for controllably illuminating the light-emitting diode, and a multi-functional mounting structure for mounting the printed circuit board inside the enclosure. The mounting structure may have at least one light-pipe structure for conducting light from the at least one light-emitting diode to the light bar. The mounting structure may have an antenna-mounting structure to which an antenna of the control device may be mounted.

Claims (27)

1. An electrical load control system bridge apparatus, comprising:

a two-piece housing that, upon assembly, defines a gap that extends about at least a portion of a perimeter of the two-piece housing; and

a light emission system that includes:

a light-pipe structure at least a portion of the light pipe structure disposed proximate the gap that extends about at least a portion of a perimeter of the two-piece housing;

wherein the light-pipe structure includes a plurality of recesses, each of the plurality of recesses to accommodate at least partial insertion of a respective one of a plurality of light sources; and

a light diffuser member disposed between the light-pipe structure and the two-piece housing;

wherein the light diffuser closes at least a portion of the gap that extends about at least a portion of a perimeter of the two-piece housing; and

wherein light exiting the light pipe structure passes through the light diffuser prior to exiting the gap in the two-piece housing.

2. The bridge apparatus of claim 1 wherein the light emission system further comprises a cylindrical portion disposed within the two-piece housing.

3. The bridge apparatus of claim 2 , further comprising a helical radio frequency antenna disposed about the cylindrical portion of the light emission system.

4. The bridge apparatus of claim 1 , further comprising:

a first radio-frequency communications interface circuit to bidirectionally communicate with a network device using a first communication protocol.

5. The bridge apparatus of claim 4 , further comprising:

a second radio-frequency communications interface circuit to communicate with one or more electrical load devices using a second communication protocol.

6. The bridge apparatus of claim 1 wherein the light pipe structure comprises a single-piece light pipe structure.

7. The bridge apparatus of claim 1 , further comprising:

a printed circuit board disposed within the two-piece housing, the printed circuit board having coupled thereto the plurality of light sources.

8. The bridge apparatus of claim 7 , further comprising controller circuitry coupled to the printed circuit board.

9. The bridge apparatus of claim 8 wherein the plurality of light sources comprises a plurality of light-emitting diodes (LEDs).

10. The bridge apparatus of claim 9 wherein the controller circuitry causes at least a portion of the plurality of LEDs to visually indicate existence of a faulty condition.

11. The bridge apparatus of claim 10 wherein the controller circuitry further causes at least a portion of the plurality of LEDs to visually indicate existence of an operating condition.

12. The bridge apparatus of claim 10 wherein the controller circuitry further causes at least a portion of the plurality of multi-color LEDs to illuminate in a second color to visually indicate existence of an operating condition.

13. The bridge apparatus of claim 8 wherein the plurality of LEDs include a plurality of multi-color LEDs.

14. The bridge apparatus of claim 13 wherein the controller circuitry causes at least a portion of the plurality of multi-color LEDs to illuminate in a first color to visually indicate existence of a fault condition.

15. The bridge apparatus of claim 1 wherein the light diffuser comprises a member having a T-shaped cross-sectional profile.

16. The bridge apparatus of claim 15 wherein the cross-member portion of the T-shaped light diffuser is disposed proximate the light-pipe structure.

17. The bridge apparatus of claim 16 wherein the leg portion of the T-shaped light diffuser is disposed in the gap in the two-piece housing.