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    • 26. 发明申请
    • THERMAL PRINT HEAD AND METHOD OF MANUFACTURING THE SAME
    • 热打印头及其制造方法
    • US20120127254A1
    • 2012-05-24
    • US13300782
    • 2011-11-21
    • Masaya YAMAMOTO
    • Masaya YAMAMOTO
    • B41J2/355H05K3/00
    • B41J2/335B41J2/3351B41J2/3354B41J2/33545B41J2/3357B41J2/3359Y10T29/49124
    • A thermal print head includes a substrate, a glaze layer formed on the substrate and provided with a heating resistor support portion extending in a primary scanning direction and having an arc-like cross-sectional shape when seen in a direction perpendicular to the primary scanning direction, an electrode layer including a plurality of individual electrodes, each provided with a first strip-shaped portion arranged along the primary scanning direction, each of the first strip-shaped portions formed on the heating resistor support portion, and a common electrode provided with a plurality of second strip-shaped portions arranged along the primary scanning direction, each of the second strip-shaped portions formed on the heating resistor support portion; and a resistor layer including heating portions heated by applying an electric current from the electrode layer and electrode covering portions each configured to cover a gap between the first and second strip-shaped portions.
    • 热敏打印头包括基板,釉层,形成在基板上,并且具有在主扫描方向上延伸的加热电阻器支撑部,并且在垂直于主扫描方向的方向上观察时具有弧形横截面形状 ,包括多个单独电极的电极层,每个电极设置有沿主扫描方向布置的第一条形部分,每个第一条形部分形成在加热电阻器支撑部分上,公共电极设置有 沿着主扫描方向布置的多个第二条形部分,每个第二条形部分形成在加热电阻器支撑部分上; 以及电阻层,包括通过从电极层和电极覆盖部分施加电流而加热的加热部分,每个电极覆盖部分被构造成覆盖第一和第二条形部分之间的间隙。