Illumination – Elongated source light unit or support – With ventilating or cooling means
Patent
1996-06-19
1997-12-16
Cariaso, Alan
Illumination
Elongated source light unit or support
With ventilating or cooling means
362220, 362260, 362294, 362373, 313 44, F21S 300
Patent
active
056976968
ABSTRACT:
An original illuminating apparatus for use in a copying apparatus, an image reader, or a facsimile is provided with a fluorescent lamp having a long tube wall to illuminate an original; a heat radiating member provided at a position opposite to the original illuminating side of the fluorescent lamp; and a thermal coupling member which is close to the tube wall of the fluorescent lamp and the heat radiating member and is thermally coupled thereto. The thermal coupling member is provided within an effective light emission length in the longitudinal direction of the fluorescent lamp at a position different from the original illuminating side of the fluorescent lamp or on the side that is almost opposite to the original illuminating side of the fluorescent lamp.
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Amimoto Mitsuru
Kanno Satoru
Kuroda Koki
Mizuno Yoshio
Takeuchi Ikuo
Canon Kabushiki Kaisha
Cariaso Alan
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