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:
Dec. 17, 2013
Filed:
Jul. 31, 2012
Hiroshi Yamakawa, Chiyoda-ku, JP;
Akira Sugahara, Chiyoda-ku, JP;
Yasumasa Kato, Chiyoda-ku, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
A method and an apparatus for annealing a glass sheet, which can sufficiently reduce I/T formed in the glass sheet, are provided. In the method for annealing a glass sheet G of the present invention, in a state that a heated and bent glass sheet G is placed on a forming mold, first, a region of the glass sheet G to be lifted up is cooled by cooling devices, to make the temperature of the region to be lifted up to be a temperature of at most the strain point. Next, in this state, a lift-up memberis operated to lift up the region of the glass sheet G to be lifted up, by rods, to separate the glass sheet G from the forming mold