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    • 7. 发明授权
    • Directly heated oxide cathode
    • 直接加热氧化物阴极
    • US4081713A
    • 1978-03-28
    • US710303
    • 1976-07-30
    • Akira Misumi
    • Akira Misumi
    • H01J1/14H01J19/06H01K1/04
    • H01J1/14
    • A directly heated oxide cathode comprises a base metal of alloy containing Ni as a host material, an electron emissionable oxide of alkaline earth metal deposited on the base metal, and powders of metal selected from Ni sample substance, Co simple substance, Ni-Co alloy, alloy containing Ni, Ni-Co, or Co as a host material, and alloy containing Ni as a host material and a reducing agent such as Zr, deposited on both sides of the base metal onto which the oxide is deposited. Provision of the powders of metal on both sides can minimize deformation of the base metal and prevent peeling of the oxide from the cathode effectively. Provision of a reducing agent in the powders of metal further assures a sufficient supply of the reducing agent to the oxide, thereby effectively maintaining the electron emissionability and life of the oxide for a longer period of time.
    • 直接加热的氧化物阴极包括含有Ni作为主体材料的基体金属,沉积在母材上的碱土金属的电子发射氧化物,以及选自Ni样品物质,Co单质,Ni-Co合金的金属粉末 含有Ni,Ni-Co或Co作为主体材料的合金以及含有Ni作为主体材料的合金和沉积在其上沉积有氧化物的母材两侧的诸如Zr的还原剂。 在两侧设置金属粉末可以最小化贱金属的变形,并有效地防止氧化物从阴极剥离。 在金属粉末中提供还原剂进一步确保足够的还原剂供应到氧化物,从而有效地保持氧化物的电子发射性和寿命更长的时间。
    • 9. 发明授权
    • Method of producing shadow mask of color cathode ray tube
    • 彩色阴极射线管荫罩的制作方法
    • US4872924A
    • 1989-10-10
    • US85763
    • 1987-08-17
    • Masaharu KumadaAkira Misumi
    • Masaharu KumadaAkira Misumi
    • H01J9/14
    • H01J9/142
    • A method of producing a shadow mask for use in a color cathode ray tube, has the following steps which are conducted in sequence: preparing an alloy sheet having a composition consisting of 30 to 50 wt % of Ni, 1 to 5 wt % of Ti and the balance substantially Fe and incidental impurities; perforating the alloy sheet by etching; subjecting the etched alloy sheet to a solution heat treatment; forming the alloy sheet after the solution heat treatment into a predetermined form; subjecting the formed alloy sheet to an age-hardening treatment by holding the alloy sheet within a non-oxidizing atmosphere at a temperature ranging between 650.degree. and 750.degree. C.; and subjecting the alloy sheet after the solution heat treatment to a surface blackening treatment thereby forming a black film on the surface of the alloy sheet.
    • 一种制造用于彩色阴极射线管的荫罩的方法,按顺序进行以下步骤:制备具有30至50重量%的Ni,1至5重量%的Ti的组成的合金薄片 余量基本上为Fe和杂质; 通过蚀刻对合金板进行穿孔; 对蚀刻的合金板进行固溶热处理; 将固溶热处理后的合金板成形为规定形状; 在650〜750℃的温度范围内,将合金板保持在非氧化性气氛中,对成形的合金板进行时效硬化处理。 在固溶热处理后的合金板进行表面变黑处理,从而在合金板的表面形成黑色膜。