The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 14, 2025
Filed:
Mar. 29, 2022
Corning Incorporated, Corning, NY (US);
Erling Richard Anderson, Wilmington, NC (US);
Tammy Michelle Hoffmann, Wilmington, NC (US);
Nikolaos Pantelis Kladias, Horseheads, NY (US);
Kenneth William Roberts, Wilmington, NC (US);
Eric Wade Thornton, Wilmington, NC (US);
Chunfeng Zhou, Painted Post, NY (US);
Corning Incorporated, Corning, NY (US);
Abstract
An optical fiber draw furnace system including a muffle, a downfeed handle, and a downfeed handle extension portion. The downfeed handle is moveably disposed within an inner cavity of the muffle. The downfeed handle extension portion is connected to the downfeed handle and moveably disposed within the inner cavity of the muffle. Furthermore, the downfeed handle extension portion forms a first gap between an outer surface of the downfeed handle extension portion and an inner surface of the muffle, the first gap having a length in a range of about 0.001 m to about 0.2 m.