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公开(公告)号：US3588567A
公开(公告)日：1971-06-28
申请号：US3588567D
申请日：1970-03-23
Applicant: ZENITH RADIO CORP
Inventor： MACLEAN GERALD K , PEKOSH RAYMOND J
CPC classification number: H01J29/06
Abstract: AN ELECTRON SHIELD FOR A SHADOW-MASK TYPE OF COLOR TUBE BRIDGES THE SPACE BETWEEN THE MASK FRAME AND THE TUBE ENVELOPE. THE ELECTRON SHIELD IS COMPRISED OF A PLURALITY OF SEGMENTS EACH SEGMENT HAVING ONE END WHICH IS CURVED TO CONFORM TO THE INSIDE CONTOUR OF THE ENVELOPE CORNER IN WHICH IT IS PLACED. THE OTHER END OF EACH SHIELD SEGMENT IS STRAIGHT AND SLIGHTLY OVERLAPS THE CURVED END OF THE PREVIOUSLY PLACED SEGMENT.
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