Miniature tubular gas discharge lamp and method of manufacture

Details Miniature tubular gas discharge lamp and method of manufacture Miniature tubular gas discharge lamp and method of manufacture

2006-08-22

2006-08-22

Patel, Vip (Department: 2879)

Electric lamp and discharge devices

With gas or vapor

Envelope with particular structure

C313S489000, C313S635000

Reexamination Certificate

active

07095176

ABSTRACT:
A tubular gas discharge lamp and a method of manufacturing are disclosed. The method includes providing a tubular ingot having an outer surface with a first outer diameter. The method further includes drawing the tubular ingot to form a tube. The tube has a wall with an outer surface. The outer surface has a second outer diameter less than the first outer diameter. The wall is substantially transmissive to ultraviolet light. The method further includes applying at least one coating on the outer surface of the tube. The at least one coating includes a phosphor material.

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