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:
Aug. 09, 1994
Filed:
Aug. 24, 1992
Applicant:
Inventors:
Raymond G Capek, Elmhurst, IL (US);
Siegfried M Greiner, Crystal Lake, IL (US);
Hua S Tong, Arlington Heights, IL (US);
Assignee:
Zenith Electronics Corporation, Glenview, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313407 ; 313402 ; 313404 ; 313408 ;
Abstract
A faceplate assembly for a color CRT includes a glass panel with a phosphor screen thereon and a plated mask support structure attached to the faceplate, with a foil shadow mask welded in tension to the mask support structure. The mask support structure comprises an inert substrate to which is electroformed a weld land suitable for accepting welds and retaining the mask thereby. A minimal amount of metal is used and the shape and size of the mask support are readily controllable.