Furnace for the production of solar cells
AssigneeOTB Group B.V.
InventorFranciscus Cornelis Dings
Life of this patent
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Abstract
A furnace for heating articles is provided with a housing containing a heating structure as well as a feed and a discharge between which a track extends for moving the articles through the furnace. The heating structure comprises at least one source which emits radiation having a wavelength located in the range of light radiation, such as an infrared source, and the track for moving the articles comprises a material transparent to light radiation.
Claims25
Furnace for heating articles, provided with a housing containing heating means (16) as well as a feed and a discharge between which a track (13, 23, 25) extends for moving the articles through the furnace, the heating means (16) comprising at least one source which emits radiation having a wavelength located in the range of light radiation, such as an infrared source, wherein the track comprises a number of transport rollers (13, 23) made of a material transparent to the light radiation, which transport rollers are placed transversely one after the other in the transport direction and both ends of the transport rollers (13) are fed through the housing to the outside and the transport rollers are rotatably supported at their ends fed outside the housing.
Furnace for heating articles, provided with a housing containing heating means (16) as well as a feed and a discharge between which a track (13, 23, 25) extends for moving the articles through the furnace, the heating means (16) comprising at least one source which emits radiation having a wavelength located in the range of light radiation, such as an infrared source, wherein the track comprises a number of transport rollers (13, 23) made of a material transparent to the light radiation, which transport rollers are placed transversely one after the other in the transport direction and the transport rollers (13) are each provided close to their ends with a surface region (17) which diffuses light radiation.
Furnace for heating articles, provided with a housing containing heating means (16) as well as a feed and a discharge between which a track (13, 23, 25) extends for moving the articles through the furnace, the heating means (16) comprising at least one source which emits radiation having a wavelength located in the range of light radiation, such as an infrared source, wherein the track comprises a number of transport rollers (13, 23) made of a material transparent to the light radiation, which transport rollers are placed transversely one after the other in the transport direction and the transport rollers (13) are provided with a reflecting layer on their end faces.
Dependencies are inferred from the claim text.