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.

Date of Patent:
Oct. 04, 2016

Filed:

Jul. 13, 2012
Applicants:

Antoine Gaston Denis Bisson, Corning, NY (US);

Olivier Fournel, Yerres, FR;

Allan Mark Fredholm, Vulaines sur Seine, FR;

Laurent Joubaud, Paris, FR;

Jean-pierre Henri René Lereboullet, Bois le Roi, FR;

Xavier Tellier, Cheroy, FR;

Inventors:

Antoine Gaston Denis Bisson, Corning, NY (US);

Olivier Fournel, Yerres, FR;

Allan Mark Fredholm, Vulaines sur Seine, FR;

Laurent Joubaud, Paris, FR;

Jean-Pierre Henri René Lereboullet, Bois le Roi, FR;

Xavier Tellier, Cheroy, FR;

Assignee:

Corning Incorporated, Corning, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B 18/12 (2006.01); C03B 17/02 (2006.01); C03B 18/02 (2006.01); C03B 7/08 (2006.01); C03B 5/26 (2006.01); C03B 18/06 (2006.01);
U.S. Cl.
CPC ...
C03B 18/12 (2013.01); C03B 5/267 (2013.01); C03B 7/08 (2013.01); C03B 17/02 (2013.01); C03B 18/02 (2013.01); C03B 18/06 (2013.01); Y02P 40/57 (2015.11);
Abstract

According to one embodiment, a method for forming a laminated glass sheet includes forming a multi-layer glass melt () from a molten core glass () and at least one molten cladding glass (). The multi-layer glass melt () has a width W, a melt thickness Tand a core to cladding thickness ratio T:T. The multi-layer glass melt () is directed onto the surface of a molten metal bath () contained in a float tank (). The width Wof the multi-layer glass melt () is less than the width Wof the float tank () prior to the multi-layer glass melt () entering the float tank (). The multilayer glass melt () flows over the surface of the molten metal bath () such that the width Wof the multi-layer glass melt () increases, the melt thickness Tdecreases, and the core to cladding thickness ratio T:Tremains constant as the multi-layer glass melt () solidifies into a laminated glass sheet. The invention also relates to the associated apparatus.


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