Industry Patents
Patent: 6929385
Apparatus and Method for Increasing Light Output Over Operational Life of Arc Lamp
(Click image for PDF of full patent)
| Patent Number: |
6929385 |
| Title: |
Apparatus and Method for Increasing Light Output Over Operational Life of Arc Lamp |
| Abstract: |
An apparatus and method for increasing operational life and performance of
an arc tube or lamp. The method includes operating the arc tube and
applying steps to encourage isothermal conditions around the arc tube. In
one embodiment of the method, the arc tube (12) is rotated (40/41) during
operation. Another embodiment includes directing air (32/34/26) onto the
operating arc tube (12). An exemplary embodiment relates to a
substantially high wattage HID unjacketed double ended arc lamp (12)
operated in a substantially horizontal position, but the invention is not
limited to the same.
|
| Country of Issue: |
US |
| First Named Inventor: |
Gordin, Boyle |
| Assignee: |
Musco |
| Continuation or Divisional of: |
|
| International Classification: |
F21V 29/00 |
| US Classification: |
362/294 |
| Issue Date: |
08-16-2005 |
| Filing Date: |
12-23-2002 |
| Application : |
10/327732 |
| Notes: |
|
| Link to Patent at freepatentsonline.com: |
6929385 at Freepatentsonline |
| Link to World Patent Family1: |
World Patent Family at European Patent Office |
| Link to Google Patents1: |
6929385 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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