Title:
ILLUMINATOR
Document Type and Number:
Japanese Patent JP2001241840
Kind Code:
A
Abstract:
To assure an illuminance of a fluorescent lamp and to prevent wasteful heating as much as possible.
The illuminator comprises the fluorescent lamp 42 for illuminating in a cooled cabinet 2, a cylinder 43 for the lamp having the lamp 42 inserted and light transmittance, a reflecting case 21 having the lamp 42 and the cylinder 43 arranged therein and an opened lower surface, and a plurality of heaters 41A, 41B provided at an upper surface side of the case 21. In this case, when the lamp 42 is lit, any of the heaters 41A, 41B such as, for example, a sub-heater 41B stops energizing.
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Inventors:
SHODA TOMOAKI
MATSUZAWA SHIGEO
KANEKOUJI HIROARI
MASUDA NOBUYUKI
OKETANI TETSUYA
WATANABE KEIICHI
KANAI WATARU
MATSUZAWA SHIGEO
KANEKOUJI HIROARI
MASUDA NOBUYUKI
OKETANI TETSUYA
WATANABE KEIICHI
KANAI WATARU
Application Number:
JP2000048563A
Publication Date:
September 07, 2001
Filing Date:
February 25, 2000
Export Citation:
Assignee:
SANYO ELECTRIC CO
International Classes:
H05B41/16; F25D27/00; F21Y103/00; (IPC1-7): F25D27/00; H05B41/16
Attorney, Agent or Firm:
Masano Shibano
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