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US 2023/0047162 A1Published application
Optical fiber draw furnace system and method
AssigneeCorning Incorporated
InventorsTammy Michelle Hoffmann, John Michael Jewell, Nikolaos Pantelis Kladias
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Abstract
An optical fiber draw system and method of operating thereof. The method includes positioning a downfeed handle for supporting an optical fiber preform within a furnace such that the downfeed handle is movable within the furnace. The method further includes operating one or more heating elements to thermally heat at least a portion of an upper muffle extension disposed within the furnace, the one or more heating elements being moveable with the downfeed handle.
Claims16
An optical fiber draw furnace system comprising:
- a muffle comprising an upper muffle extension and forming an inner cavity;
- a downfeed handle moveably positioned within the inner cavity;
- and
- an upper heater comprising one or more heating elements moveable with the downfeed handle within the inner cavity.
1 more element
Dependencies are inferred from the claim text.