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Class Information
Number: 315/318
Name: Electric lamp and discharge devices: systems > Plural load device systems > Electric switch in the supply circuit > Three or more controlled load device circuits > Group control systems
Description: Systems wherein the switch means is provided with at least two circuit closing positions, the circuit being completed from the source of supply to a group consisting of two or more load devices in each of the circuit closing positions, each of the groups including a load device not included by the other groups and at least one load device which is included by at least one other group.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6388396 |
Electronic ballast with embedded network micro-controller |
May. 14, 2002 |
| 6388400 |
Administration device for lighting fixtures |
May. 14, 2002 |
| 6331756 |
Method and apparatus for digital communications with multiparameter light fixtures |
Dec. 18, 2001 |
| 6204615 |
Intelligent outdoor lighting control system |
Mar. 20, 2001 |
| 6174073 |
Radio frequency remote-controllable lighting system having plurality of lighting units |
Jan. 16, 2001 |
| 6118231 |
Control system and device for controlling the luminosity in a room |
Sep. 12, 2000 |
| 6100643 |
Modular electronic lighting system |
Aug. 8, 2000 |
| 5986414 |
Configurable light output controller, method for controlling lights and a system for implementing the method and including a configurable light output controller |
Nov. 16, 1999 |
| 5962992 |
Lighting control system |
Oct. 5, 1999 |
| 5949200 |
Wall mountable control system with virtually unlimited zone capacity |
Sep. 7, 1999 |
| 5920156 |
Multiple channel, multiple scene dimming system with multiple independent remote dimmers |
Jul. 6, 1999 |
| 5821704 |
Single wire, multiple phase remote dimming system |
Oct. 13, 1998 |
| 5814950 |
Multiple channel, multiple scene dimming system |
Sep. 29, 1998 |
| 5646490 |
Phase independent signaling for multiple channel, multiple scene dimming system |
Jul. 8, 1997 |
| 5498938 |
High-efficacy incandescent lighting system |
Mar. 12, 1996 |
| 5192895 |
Synchronously-controlled light string |
Mar. 9, 1993 |
| 5182494 |
Multiplexed control devices for a set of electrical devices, e.g. in a motor vehicle |
Jan. 26, 1993 |
| 5101141 |
Lighting control |
Mar. 31, 1992 |
| 5026775 |
Polyvinyl butyral pellicle compositions |
Jun. 25, 1991 |
| 4992705 |
Fluorescent lighting system |
Feb. 12, 1991 |
| 4888526 |
Operating system for sun tanning apparatus |
Dec. 19, 1989 |
| 4851740 |
Lamp holder including a centrally operated switch by means of carrier current transmission |
Jul. 25, 1989 |
| 4675579 |
Coupling of carrier signal from power line |
Jun. 23, 1987 |
| 4562930 |
Container finish for resealing with PT closure |
Jan. 7, 1986 |
| 4283636 |
Electronically controlled power supply rail |
Aug. 11, 1981 |
| 4157486 |
Electroluminescent display and circuit protective device and method of making |
Jun. 5, 1979 |
| 3946273 |
Split cross fader for the control of theatre lighting |
Mar. 23, 1976 |
| 3935561 |
Signal lamp configuration for directing high speed traffic and sequencing means therefor |
Jan. 27, 1976 |
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