Industry Patents
Patent: 5455490
Power and Signal Distribution in Lighting Systems
(Click image for PDF of full patent)
| Patent Number: |
5455490 |
| Title: |
Power and Signal Distribution in Lighting Systems |
| Abstract: |
A lighting control system distributes both the alternating current supply
and control signals representing desired adjustments to fixture
parameters, such as intensity, via connections including power contacts
and, for control signals, an electrically isolating coupling comprising an
effective source and detector.
|
| Country of Issue: |
US |
| First Named Inventor: |
Callahan, Chester, Goddard |
| Assignee: |
|
| Continuation or Divisional of: |
5225765 |
| International Classification: |
G05F 1/00 |
| US Classification: |
315/194 |
| Issue Date: |
10-03-1995 |
| Filing Date: |
02-23-1993 |
| Application : |
21362 |
| Notes: |
|
| Link to Patent at freepatentsonline.com: |
5455490 at Freepatentsonline |
| Link to World Patent Family1: |
World Patent Family at European Patent Office |
| Link to Google Patents1: |
5455490 at Google Patents |
1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.
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