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:
Jun. 24, 2008
Filed:
Sep. 30, 2004
Applicants:
Yoichi Nemugaki, Aichi, JP;
Toshimitsu Sato, Aichi, JP;
Inventors:
Yoichi Nemugaki, Aichi, JP;
Toshimitsu Sato, Aichi, JP;
Assignee:
Asahi Glass Company, Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C03B 23/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A glass sheet is heated to a forming temperature in a heating furnace, the heated glass sheet is conveyed along a conveying plane defined by a plurality of rollers of a roller conveyer, and is moved up and down on the rollers according to a position of the glass sheet to curve a part of the conveying plane with respect to a glass sheet conveying direction to bend the glass sheet to have a desired curvature by its own weight. The rollers are curved rollers.