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:
Jan. 07, 1992
Filed:
Aug. 31, 1990
Applicant:
Inventors:
Masanobu Honda, Takatsuki City, JP;
Toshio Kuramoto, Takatsuki City, JP;
Assignee:
Matsushita Electronics Corporation, Kadoma, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G / ; H01J / ; H01F / ;
U.S. Cl.
CPC ...
315371 ; 335210 ; 315399 ;
Abstract
The constitutional body of the deflection yoke of the present invention comprises a vertical deflection coil which are constituted with two sets of coils two pairs of one for generating a pincushion magnetic field and one for generating a barrel magnetic field, and by connecting, to one set thereof, one set of diodes connected with each other, with the respective polarities of the diodes being opposite to each other, in parallel, the occurrence of inverse trilemma is substantially prevented.