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:
Oct. 22, 1991
Filed:
May. 11, 1990
Applicant:
Inventors:
Hideo Yoshizawa, Osaka, JP;
Mitsuo Tanaka, Osaka, JP;
Assignee:
Nippon Sheet Glass Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
65273 ; 65287 ; 65349 ;
Abstract
A sheet glass bending apparatus includes a pressing stage disposed downstream of a heating furnace and a quenching stage disposed downstream of the pressing stage. The sheet glass bending apparatus also comprises a lifting/lowering member for vertically moving a ring mold which supports a lower surface of a glass sheet in the pressing stage, and a shuttle reciprocally movable between the pressing stage and the quenching stage while holding the ring mold, the shuttle being operable to receive the ring mold from and transfer the ring mold to the lifting/lowering member.