Electric lamp and discharge devices – With gas or vapor – With particular gas or vapor
Reexamination Certificate
2008-07-08
2008-07-08
Patel, Vip (Department: 2889)
Electric lamp and discharge devices
With gas or vapor
With particular gas or vapor
C313S591000
Reexamination Certificate
active
10506273
ABSTRACT:
A light source has a discharge vessel which is filled with a filling gas, and an electron beam source which is arranged in vacuum or in a region of low pressure. The electron beam source generates electrons which are propelled through an entry foil into the discharge vessel. An electric field may be generated inside the discharge vessel.
REFERENCES:
patent: 1659636 (1928-02-01), Null
patent: 4994709 (1991-02-01), Green et al.
patent: 6052401 (2000-04-01), Wieser et al.
patent: 6857923 (2005-02-01), Yamada et al.
Koninklijke Philips Electronics , N.V.
Patel Vip
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