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:
Feb. 09, 1982
Filed:
Jun. 02, 1980
Applicant:
Inventors:
Johannes Feenstra, Eindhoven, NL;
Marius A Klop, Eindhoven, NL;
Wilhelmus C Meerman, Eindhoven, NL;
Jan G Peelen, Eindhoven, NL;
Hermanus N Tuin, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C / ; C03B / ;
U.S. Cl.
CPC ...
65 111 ; 65-311 ; 118125 ; 118405 ; 118D / ;
Abstract
Method of and apparatus for manufacturing optical fibers in which a preform is heated in a furnace which is provided with a graphite heating element and a fiber is drawn from the heated preform. The fiber is subsequently cooled, provided with a coating, and, after drying of the coating, the fiber is wound onto a reel. For applying a coating to the fiber, the fiber is passed through a nozzle which has a polygonal nozzle opening.