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:
Sep. 05, 2023
Filed:
Apr. 17, 2020
Schott Ag, Mainz, DE;
Armin Vogl, Jena, DE;
Thomas Schmiady, Jena, DE;
Thilo Zachau, Neuengoenna, DE;
Michael Meister, Mainz, DE;
Jochen Alkemper, Klein-Winternheim, DE;
Christian Kunert, Wiesbaden, DE;
Lutz Klippe, Wiesbaden, DE;
Rüdiger Dietrich, Jena, DE;
SCHOTT AG, Mainz, DE;
Abstract
Thin glass substrates are provided. Also provided are methods and apparatuses for the production thereof and provides a thin glass substrate of improved optical quality. The method includes, after the melting and before a hot forming process, adjusting the viscosity of the glass that is to be formed or has at least partially been formed is in a defined manner for the thin glass substrate to be obtained. The apparatus includes a device for melting, a device for hot forming, and also a device for defined adjustment of the viscosity of the glass to be formed into a thin glass substrate, and the device for defined adjustment of the viscosity of the glass to be formed into a thin glass substrate is arranged upstream of the device for hot forming.