H - Electricity – 01 – J
Patent
H - Electricity
01
J
H01J 61/30 (2006.01) H01J 5/50 (2006.01) H01J 61/36 (2006.01)
Patent
CA 2108087
ABSTRACT: The capped electric lamp of the invention has a ceramic cap (10) having a shell portion (12) and an integral base portion (11) which bears metal pins (13). A lamp vessel (1) having a seal (4), from which current conductors (3) to an electric element (2) within the lamp vessel extend beside one another to the exterior, is fixed in the cap (10). Outside the lamp vessel the current conductors (3) each have a portion having a glass envelope (6) which is connect d to the seal. The glass envelopes (6) defining a slit (5) between them. A ceramic partition wall (20) having a foot (21) is fixed on the base portion (11) and extends into the slit (5), thereby creating for the current conductors and respective contact members connected thereto their own compartment (14) in the cap. The lamp cap (10) and the partition wall (20) are readily obtainable and easy toassemble and nevertheless allow for high voltages to be used to ignite or to hot restrike the lamp.
Van Dulmen Hendrikus A.m.
Verspaget Godefridus N.m.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Philips Electronics N.v.
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