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:
Apr. 30, 1996
Filed:
Nov. 30, 1993
Applicant:
Inventor:
Jacobus H Jamar, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G / ; H01J / ; H01J / ; H01H / ;
U.S. Cl.
CPC ...
31536825 ; 31536828 ; 313436 ; 335213 ; 336200 ;
Abstract
Convergence correction device for a color display tube comprising a rolled-up flexible support provided with two convergence correction coil systems at its inner surface as well as its outer surface. The coils of each system are of the spiral-shaped type and are interconnected via metallized apertures by means of an electrically conducting strip at the opposite circumferential surface. Dependent on the specific configuration, the flexible support is wound once or twice around the neck of the display tube.