Electric lamp and discharge devices – With gas or vapor
Reexamination Certificate
2011-06-21
2011-06-21
Patel, Nimeshkumar D (Department: 2879)
Electric lamp and discharge devices
With gas or vapor
C313S238000, C313S239000, C313S240000, C313S242000, C313S271000
Reexamination Certificate
active
07965038
ABSTRACT:
Compact fluorescent lamp comprising a fluorescent lamp body (3), a cathode space (9) comprising a screened space (11) around an electrode (5) arranged inside the compact fluorescent lamp (1), and a power supply device (19) so arranged as to provide an electrical connection between the electrode (5) and a contact device (21) positioned next to the contact end (13) of the compact fluorescent lamp. The screened space (11) is formed by the electrode (5) enclosing the internal wall (7) of the fluorescent lamp body (3) and by a neighboring electrode (5) and beyond it a disc-shaped cathode screen (15) in a direction away from the contact end (13) containing a central opening (17).
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EPO Search Report for EP App. No. 07 446 001.5, dated Apr. 6, 2007, 6 pages.
Axelsson Folke
Severinsson Mikael
Albihns.Zacco AB
Auralight International AB
Patel Nimeshkumar D
Walford Natalie K
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