专利名称：SHADOW MASK FOR CATHODE RAY TUBE发明人：TOM WENDELL BRANTON申请号：AU3582378申请日：19780505公开号：AU3582378A公开日：19791108
摘要：A shadow mask electrode for a line screen cathode ray tube comprises aformed metal sheet having an array of slot-like apertures therein. The apertures aredisposed in parallel rows with the apertures elongated in the direction of the rows andseparated from adjacent apertures in the same row by webs. An array of discrete surfacecavities are provided as holes etched part way through the thickness of the mask. Eachcavity is smaller than an aperture of the mask, is laterally spaced from the center-line ofan aperture row opposite a web, and extends slightly into the web.
申请人：RCA CORPORATION
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