Glass bulb for a cathode ray tube and cathode ray tube
    2.
    发明授权
    Glass bulb for a cathode ray tube and cathode ray tube 失效
    用于阴极射线管和阴极射线管的玻璃灯泡

    公开(公告)号:US06597102B2

    公开(公告)日:2003-07-22

    申请号:US10119860

    申请日:2002-04-11

    IPC分类号: H01J3100

    CPC分类号: H01J29/86 H01J29/87

    摘要: A glass bulb for a cathode ray tube comprising a panel portion having a substantially rectangular face portion and a funnel portion having a neck portion, wherein when the glass bulb is used for a cathode ray tube, the glass bulb at least regionally suffers from a tensile stress resulting from the atmospheric pressure on the outer surface of the glass bulb having a vacuum inside, at least part of the face portion of the panel portion where the tensile stress over the face portion has a maximum value &sgr;VP has a compressive stress layer formed by chemical tempering on the outer surface, and the &sgr;VP, the magnitude of the compressive stress on the compressive stress layer &sgr;C MPa, and the thickness of the compressive stress layer tC &mgr;m satisfy the following relationship: 120/tC≧(1−|&sgr;VP/&sgr;C|)>30/tC provided that &sgr;VP≧20 MPa.

    摘要翻译: 一种用于阴极射线管的玻壳,包括具有基本矩形面部分的面板部分和具有颈部的漏斗部分,其中当玻璃灯泡用于阴极射线管时,玻璃灯泡至少在区域上受到拉伸 由于内部有真空的玻璃泡的外表面的大气压力引起的应力,面部的表面部分的拉伸应力的最大值为σVP的面板部的面部的至少一部分具有压缩应力层, 外表面的化学回火,σVP,压应力层压缩应力σcMPa的压缩应力的大小以及压应力层tC mum的厚度满足以下关系:条件是σVP> = 20MPa。

    Mold for forming glass and method for forming glass
    4.
    发明授权
    Mold for forming glass and method for forming glass 失效
    用于形成玻璃的模具和用于形成玻璃的方法

    公开(公告)号:US5964916A

    公开(公告)日:1999-10-12

    申请号:US69988

    申请日:1998-04-30

    摘要: A mold for forming glass, which comprises a mold body made of stainless steel and having a mold surface comprising a sidewall portion and a face portion continuous from the sidewall portion, a coating film of ductile material formed on the sidewall portion, and a coating film of high hardness material having oxidation resistance, formed on the face portion.

    摘要翻译: 一种用于形成玻璃的模具,其包括由不锈钢制成的模体,并具有包括侧壁部分和从侧壁部分连续的面部分的模具表面,形成在侧壁部分上的延性材料涂膜和涂膜 具有抗氧化性的高硬度材料形成在面部上。