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. 25, 1988
Filed:
Apr. 16, 1986
Applicant:
Inventors:
Atsushi Hashiba, Aichi, JP;
Takahide Sanma, Aichi, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313269 ; 313404 ; 313407 ;
Abstract
In a color selective electrode of a cathode ray tube, a number of grid elements are stretched between a pair of arms of a frame, a damper wire is stretched on the grid elements by means of spring elements fixed to a pair of support members of the frame, and each spring element is provided with a locking means for temporarily positioning the damper wire, whereby the damper wire is fixed temporarily to the locking means during the forming of the fluorescent surface on the tube, and restored to a spaced, final position after forming the fluorescent surface.