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:
Feb. 02, 1999
Filed:
Feb. 28, 1997
Applicant:
Inventors:
Assignee:
Nippon Electric Glass Co., Ltd., Otsushi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428210 ; 428427 ; 428428 ; 428432 ; 428701 ; 428702 ;
Abstract
A top plate (3) of a low-expansion crystallized glass of deep color, with a first enamel coating coated on a heating portion (5, 7, 9, 11) of the plate and a second enamel coating coated on a non-heating portion (13) around and other than the heating portion. The first enamel coating consists essentially, by weight, of 40 to 98% glass content, 5 to 55% at least one of ZrSiO.sub.4 and ZrO.sub.2 crystals, and 0 to 54% coloring pigment. The second enamel coating consists essentially, by weight, of 30 to 94% glass content, 5 to 69% TiO.sub.2 crystals, 0 to 34% coloring pigment.