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:
Apr. 30, 2024
Filed:
Jun. 13, 2022
China Jiliang University, Hangzhou, CN;
Shiqing Xu, Hangzhou, CN;
Youjie Hua, Hangzhou, CN;
Bingpeng Li, Hangzhou, CN;
Ying Tian, Hangzhou, CN;
Feifei Huang, Hangzhou, CN;
Junjie Zhang, Hangzhou, CN;
Muzhi Cai, Hangzhou, CN;
Renguang Ye, Hangzhou, CN;
CHINA JILIANG UNIVERSITY, Hangzhou, CN;
Abstract
A molding device and a molding method for an optical fiber preform are provided. The molding device includes a rotating mechanism, an extrusion mechanism, and a cylinder mold that is of a cylindrical structure with two ends each having an opening. After a hollow cladding sleeve is obtained by rotating the cylinder mold through the rotating mechanism, a molten core glass is then reversely extruded into the cladding sleeve in the cylinder mold from bottom to top by the extrusion mechanism to prepare the optical fiber preform.