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. 08, 1989
Filed:
Sep. 12, 1988
Kiminobu Shibuya, Saitama, JP;
Kenichiro Takayanagi, Aichi, JP;
Sony Corporation, Tokyo, JP;
Abstract
A method of fixing a color screening structure for a color picture tube to the faceplate of the color picture tube, comprising steps of mounting the color screening structure on the faceplate with the through holes formed in first, second and third supporting spring plates attached respectively to a lateral side frame and opposite side frames respectively receiving first, second and third metallic pins attached respectively to three sides of the faceplate, welding the first supporting spring plate to the first metallic pin at a plurality of weld points in a predetermined welding sequence by laser welding, and alternately welding the second and third supporting spring plates respectively to the second and third metallic pins at a plurality of weld points in a predetermined welding sequence by laser welding.