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:
Mar. 24, 2020

Filed:

Sep. 08, 2015
Applicant:

Saint-gobain Glass France, Courbevoie, FR;

Inventors:

Michael Balduin, Alsdorf, DE;

Jean-Marie Le Ny, Lima, PE;

Dang Cuong Phan, Aachen, DE;

Arthur Palmantier, Aachen, DE;

Benno Dunkmann, Eupen, BE;

Assignee:

SAINT-GOBAIN GLASS FRANCE, Courbevoie, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B 23/035 (2006.01); C03B 23/025 (2006.01); C03B 23/03 (2006.01); C03B 35/14 (2006.01);
U.S. Cl.
CPC ...
C03B 23/0357 (2013.01); C03B 23/0252 (2013.01); C03B 23/0302 (2013.01); C03B 35/145 (2013.01);
Abstract

A bending tool for bending at least one glass pane by means of suction, comprising a frame-like convex contact surface and a cover having a peripheral air guide plate that surrounds the contact surface at least in regions is described. The bending tool is suitable for generating a first, reduced pressure in a first pressure region between the air guide plate and the contact surface; a second reduced pressure in a second pressure region. The second pressure is less than the first pressure; and a third pressure in a third pressure region, wherein the third pressure is greater than the first pressure.


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