Electric heating – Metal heating – Of cylinders
Patent
1988-12-15
1989-08-01
Leung, Philip H.
Electric heating
Metal heating
Of cylinders
219 1055D, 219 1055E, 362 92, 174 35R, H05B 676, F24C 702
Patent
active
048535087
ABSTRACT:
A lighting device for an oven, in particular a household oven, includes a baking chamber with a wall to be exposed to microwave energy, a lamp socket protruding freely into the baking chamber without a microwave shielding covering, electrical connecting lines supplying the lamp socket with current from outside the baking chamber, and an incandescent bulb with a lamp base and an incandescent filament with an incandescent coil being mounted on the lamp socket. An electrically conductive disk is substantially parallel to and electrically conductively connected to the baking chamber wall. The disk has a duct opening formed therein for the lamp base, and the disk surrounds the incandescent filament in the vicinity of the incandescent coil.
REFERENCES:
patent: 4326243 (1982-04-01), Pistor et al.
patent: 4559585 (1985-12-01), Almgren et al.
patent: 4621180 (1986-11-01), Kristof et al.
patent: 4763638 (1988-08-01), Hurley et al.
Bosch-Siemens Hausgerate GmbH
Greenberg Laurence A.
Lerner Herbert L.
Leung Philip H.
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