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US 4,539,510 AGranted
Compact fluorescent lamp
AssigneeGTE Products Corporation
InventorAndre Bouchard
Life of this patent
Estimating the term…
Abstract
A compact fluorescent employs a plurality of separate tubes. The ends of the tubes are formed to provide arc tight, depth regulating means in the form of a reduced diameter to seal within apertured arc directors.
Claims3
In a compact fluorescent lamp having a hermetically sealed outer envelope and an assembly of a plurality of phosphor coated tubes, at least some of said tubes having ends associated with a respective aperature in arc directing means, the improvement comprising:
- arc tight, depth regulating seating means formed on said ends of said at least some of said tubes for regulating the depth penetration of said at least some of said tubes through said respective aperture and for insuring an arc tight fit when said ends having a diameter relative to the diameter of said respective aperture engage a surface adjacent said respective aperture.
Dependencies are inferred from the claim text.