Field emission lamp with tubular-shaped housing

Details Field emission lamp with tubular-shaped housing Field emission lamp with tubular-shaped housing

2011-01-25

2011-01-25

Won, Bumsuk (Department: 2889)

Electric lamp and discharge devices

With envelope

Having base and connector

C313S272000, C313S495000, C313S635000

Reexamination Certificate

active

07876034

ABSTRACT:
A field emission lamp (2) includes a tubular-shaped housing (20), a first electrode (22), an electron emitting layer (24), a second electrode (26), and a fluorescent layer (28). The housing (20) has an inner surface. The first electrode (22) is centrally and longitudinally accommodated in the housing (20). The electron emitting layer (24) is disposed on the first electrode (22). The second electrode (26) is spaced apart from the first electrode (22) and includes a reflective layer (261). The reflective layer (261) is disposed on a portion of an inner surface of the housing (20). The fluorescent layer (28) is disposed on the reflective layer (261).

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