Method and apparatus for processing a preform
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United States of America Patent
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Issued Date -
Sep 29, 2005
app pub date -
Feb 18, 2005
filing date -
Sep 2, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to a method and an apparatus for processing a preform and/or drawing an optical fiber. The method is characterized by securing the preform (2) to the processing device by means of at least two separate gripping means (4, 6), heating the preform (2) or a section thereof by means of at least one heating device at least locally, generating a tension in the preform (2) by means of the gripping means (4, 6), and processing the preform (2) by moving one of the gripping means (4, 6) and the heating means (12) and keeping the gripping means (4, 6) on the side of the end product of the preform in position relative to the body of the processing device, whereby the end product produced also remains in position relative to the body of the processing device.
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