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:
Sep. 02, 2003
Filed:
Jul. 10, 2001
Applicant:
Inventors:
Chul-han Bae, Seoul, KR;
Nozomu Arimoto, Suwon, KR;
Assignee:
Samsung SDI Co., Ltd., Suwon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 2/980 ;
U.S. Cl.
CPC ...
H01J 2/980 ;
Abstract
A tension mask for a color picture tube includes a plurality of strips separated a predetermined distance from each other and parallel to each other, and a plurality of real bridges for connecting the neighboring strips and forming slots through which electron beams pass, the number of the real bridges gradually decreasing from the central portion of the tension mask to the peripheral portion thereof.