H - Electricity – 01 – J
Patent
H - Electricity
01
J
H01J 5/32 (2006.01) H01J 5/00 (2006.01) H01J 5/38 (2006.01) H01J 5/52 (2006.01) H01J 9/32 (2006.01) H01J 61/30 (2006.01) H01J 61/36 (2006.01) H01K 1/38 (2006.01)
Patent
CA 2344562
An electric lamp includes a light-transmissive lamp envelope defining an enclosed volume, the lamp envelope having a press seal at one end thereof and the press seal having a recess along a bottom edge thereof, at least one lamp filament disposed in the enclosed volume of the lamp envelope, electrical leads extending through the press seal on opposite sides of the recess and connected to the lamp filament, and an exhaust tube extending through the recess in the press seal to the enclosed volume of the lamp envelope. An insulating base is typically secured to the press seal. The exhaust tube located in the recess is at least partially shielded against breakage.
Bibbo Gregory
Cernota Arnold R.
Ford Michael T.
Gagnon Mitchell R.
Kretovic William L.
Fetherstonhaugh & Co.
Osram Sylvania Inc.
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