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:
Jan. 04, 2022
Filed:
Mar. 29, 2018
Sumitomo Electric Industries, Ltd., Osaka, JP;
Satoshi Yoshikawa, Yokohama, JP;
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Abstract
A suspension structure of the present embodiment conveys an optical fiber preform into a drawing furnace. A suspension portion formed in a depressed shape or a projected shape or as a hole is formed in a dummy rod connected on an upper side of the optical fiber preform conveyed into the drawing furnace. The suspension structure includes: a joining mechanism configured to cover at least a part of circumference of the dummy rod and include an arm that extends on both sides in a direction perpendicular to a drawing direction and a retention portion that engages with the suspension portion and retains the optical fiber preform; and an engagement mechanism including a gripping portion with which the arm engages and which hangs the optical fiber preform.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile