IP Library › Granted Patent US 12,725,513
Granted Patent B2
US 12,725,513 · App. 18/489,091 · Granted Sep 1, 2026

Control device for use with a three-way lamp socket

Inventors: Jeffrey Karc (Danielsville, PA); Galen Edgar Knode (Macungie, PA)
Assignee: Lutron Technology Company LLC
G08C17/02H05B47/195
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Quick Facts
Patent No.
US 12,725,513
App. No.
18/489,091
Granted
Sep 1, 2026
Kind
B2
Abstract

A control device may be configured to be installed in a three-way screw-in socket that includes multi-position switches. The control device may be configured to control one or more lighting loads in response to the respective positions of the multi-position switches of the three-way screw-in socket. The lighting loads may include a lighting load that is integral with the control device, a lighting load that is installed in a threaded receptacle of the control device, and/or one or more lighting loads controlled by respective devices that are associated with the control device. The control device may include a wireless communication circuit that is configured to transmit messages in response to operation of the multi-position switches into respective positions. The control device may be configured to control the lighting loads in response to messages received at the wireless communication circuit.

Claims (63)

1 . An electric load control apparatus, comprising:

a housing that includes a base insertable in a 3-way socket;

wireless communication circuitry; and

control circuitry disposed within the housing and communicatively coupled to the wireless communication circuitry, the control circuitry to:

receive at least one of:

a first input responsive to placement of the 3-way socket in a first state; or

a second input responsive to placement of the 3-way socket in a second state;

generate an output signal that includes one of:

a first message responsive to receipt of the first input;

a second message responsive to receipt of the second input; or

a third message responsive to receipt of both the first input and the second input; and

communicate the output signal via the wireless communication circuitry.

2 . The electric load control apparatus of claim 1 , the control circuitry to further:

retrieve, from communicatively coupled memory circuitry, one of:

data representative of the first message responsive to receipt of the first input;

data representative of the second message responsive to receipt of the second input; or

data representative of the third message responsive to receipt of both the first input and the second input.

3 . The electric load control apparatus of claim 1 , wherein to receive at least one of the first input or the second input, the control circuitry to further:

receive at least one of:

the first input responsive to application of line voltage to a first terminal in the 3-way socket; or

the second input responsive to application of line voltage to a second terminal in the 3-way socket.

4 . The electric load control apparatus of claim 1 , wherein to communicate the output signal via the wireless communication circuitry, the control circuitry to further:

broadcast the output signal via the wireless communication circuitry.

5 . An electric load control method, comprising:

receiving, by control circuitry disposed in a housing that includes a base insertable in a 3-way socket, at least one of:

a first input responsive to placement of the 3-way socket in a first state; or

a second input responsive to placement of the 3-way socket in a second state;

generating, by the control circuitry, an output signal that includes one of:

a first message responsive to receipt of the first input;

a second message responsive to receipt of the second input; or

a third message responsive to receipt of both the first input and the second input; and

communicating, by the control circuitry, the output signal via communicatively coupled wireless communication circuitry.

6 . The method of claim 5 , further comprising:

retrieving, by the control circuitry from communicatively coupled memory circuitry, one of:

data representative of the first message responsive to receipt of the first input;

data representative of the second message responsive to receipt of the second input; or

data representative of the third message responsive to receipt of both the first input and the second input.

7 . The method of claim 5 , wherein receiving at least one of the first input or the second input further comprises:

receiving, by the control circuitry, at least one of:

the first input responsive to application of line voltage to a first terminal in the 3-way socket; or

the second input responsive to application of line voltage to a second terminal in the 3-way socket.

8 . The method of claim 5 , wherein communicating the output signal via the wireless communication circuitry further comprises:

broadcasting, by the control circuitry, the output signal via the wireless communication circuitry.

9 . A non-transitory, machine-readable, storage device that includes instructions that, when executed by control circuitry disposed in a housing that includes a base insertable in a 3-way socket, cause the control circuitry to:

receive at least one of:

a first input responsive to placement of the 3-way socket in a first state; or

a second input responsive to placement of the 3-way socket in a second state;

generate an output signal that includes one of:

a first message responsive to receipt of the first input;

a second message responsive to receipt of the second input; or

a third message responsive to receipt of both the first input and the second input; and

communicate the output signal via communicatively coupled wireless communication circuitry.

10 . The non-transitory, machine-readable, storage device of claim 9 wherein the instructions, when executed by the control circuitry, further cause the control circuitry to:

Retrieve, from communicatively coupled memory circuitry, one of:

data representative of the first message responsive to receipt of the first input;

data representative of the second message responsive to receipt of the second input; or

data representative of the third message responsive to receipt of both the first input and the second input.

11 . The non-transitory, machine-readable, storage device of claim 9 wherein the instructions that cause the control circuitry to receive at least one of the first input or the second input further cause the control circuitry to:

receive at least one of:

the first input responsive to application of line voltage to a first terminal in the 3-way socket; or

the second input responsive to application of line voltage to a second terminal in the 3-way socket.

12 . The non-transitory, machine-readable, storage device of claim 9 wherein the instructions that cause the control circuitry to communicate the output signal via the wireless communication circuitry further cause the control circuitry to:

broadcast the output signal via the wireless communication circuitry.

Continuity (4)
Continuation 17030547 · Sep 24, 2020
Continuation 14571412 · Dec 16, 2014
Provisional Application 61920826 · Dec 26, 2013
Related Publication 20240049377A1 · Feb 8, 2024
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