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. 18, 2002
Filed:
Aug. 09, 2000
Applicant:
Inventors:
Assignee:
Asahi Glass Company, Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01J 2/910 ;
U.S. Cl.
CPC ...
H01J 2/910 ;
Abstract
A vacuum envelope for display which reduces a stress and a deflection in a screen area of a panel face portion and has a light weight and which is suitable for a cathode ray tube or a field emission display, wherein the screen area is composed of a complex layer member comprising a glass layer as an inner layer and a transparent resin as an outer layer, and the proportion of the Young's modulus of the transparent resin to the Young's modulus of the glass layer is {fraction (1/10)}-⅕.