INCANDESCENT LAMP Russian patent published in 1997 - IPC

Abstract RU 2080685 C1

FIELD: electrical engineering. SUBSTANCE: filament is hermetically sealed in optically transparent bulb and made in the form of porous rod made of high-melting metal or rod made of high-temperature material and coated with porous layer of high-melting metal; rod is multilegged star in section. Filament rod legs function as visible light and infra-red radiation sources. EFFECT: improved efficiency of electric lamp, facilitated manufacture, improved mechanical strength of filament and its service life. 3 dwg

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RU 2 080 685 C1

Authors

Skorubskij Vadim Nikolaevich

Dates

1997-05-27—Published

1994-04-28—Filed