Electric lamp and discharge devices – With temperature modifier – Double wall – jacket or casing for envelope
Reexamination Certificate
2004-04-15
2008-11-25
Williams, Joseph L (Department: 2889)
Electric lamp and discharge devices
With temperature modifier
Double wall, jacket or casing for envelope
C313S570000, C313S113000, C313S110000
Reexamination Certificate
active
07456556
ABSTRACT:
A lamp includes a lamp vessel, an incandescent body arranged in the lamp vessel, and current supply conductors connected to the incandescent body. The incandescent body is configured to emit a radiation spectrum including a visible portion and an infrared portion. An outer envelope around the lamp vessel has a reflective film adapted to transmit a first part of the visible portion and a second part of the infrared portion, the second part being greater than the first part.
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Bonnin Michelle
Chehu Sylvain
Frey Jean-Jacques
Martinache Jérôme
Poirson Philippe Lucien
Koninklijke Philips Electronics , N.V.
Williams Joseph L
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