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:
May. 31, 2005
Filed:
Aug. 27, 2001
Kuen-dong Ha, Seongnam, KR;
Arimoto Nozomu, Suwon, KR;
Joon-soo Bae, Seoul, KR;
Joon Lee, Busan, KR;
Deok-hyeon Choe, Suwon, KR;
Gui-bae Kim, Seongnam, KR;
Dong-hwan Kim, Suwon, KR;
Kuen-dong Ha, Seongnam, KR;
Arimoto Nozomu, Suwon, KR;
Joon-soo Bae, Seoul, KR;
Joon Lee, Busan, KR;
Deok-hyeon Choe, Suwon, KR;
Gui-bae Kim, Seongnam, KR;
Dong-hwan Kim, Suwon, KR;
Samsung SDI Co., Ltd., Suwon-Si, KR;
Abstract
A mask-frame assembly for a color cathode-ray tube comprising a first and second support members spaced out a predetermined distance; first and second resilient support members installed between the first and second support members supporting the first and second support members, each at the first and second resilient support members comprising supports fixed to the first and second support members and a connecting portion connecting the supports; a mask installed at the first and second support members such that tension is applied thereto, the mask comprising a plurality of electron beam through holes; and a compensating unit connected between the first and second support members or the supports of the resilient support members between each connecting portion and the mask, the compensating unit being formed of a material having a lower thermal expansion coefficient than the first and second resilient support members.