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    • 52. 发明授权
    • Substrate for use of ink jet head, ink jet head, ink jet cartridge, and ink jet recording apparatus
    • 用于喷墨头,喷墨头,喷墨墨盒和喷墨记录装置的基板
    • US06474788B1
    • 2002-11-05
    • US09429286
    • 1999-10-28
    • Ichiro SaitoMasanori TakenouchiYoshiyuki ImanakaOsamu IwasakiShin IshimatsuRyoji Inoue
    • Ichiro SaitoMasanori TakenouchiYoshiyuki ImanakaOsamu IwasakiShin IshimatsuRyoji Inoue
    • B41J205
    • B41J2/14129B41J2/14056B41J2/14072B41J2002/14177
    • A substrate for use of an ink jet head that constitutes an ink jet head includes a plurality of discharge ports for discharging liquid, a plurality of liquid flow paths communicated with the plurality of discharge ports, and first and second heat generating device arranged serially in the liquid flow paths in the flow path direction of the liquid flow paths for generating thermal energy which is utilized for discharging liquid in the liquid flow paths from the discharge ports, the first and second heat generating device being formed on the substrate. For this substrate, the first and second heat generating device are driven at driving frequencies of 4 kHz or more, and the first heat generating device are arranged in parallel in the direction perpendicular to the flow path direction of the liquid flow paths, and at the same time, structured with a plurality of heat generating resistive members electrically connected in series, and the second heat generating device is structured with at least one heat generating resistive member. With the structure thus arranged, this substrate makes it possible not only to stabilize liquid discharges even for the execution of a multi-valued recording, but also, provide the heat generating resistive members and liquid flow paths in higher densities.
    • 用于构成喷墨头的喷墨头的基​​板包括多个用于排出液体的排出口,与多个排出口连通的多个液体流路,以及串联地布置在该喷墨头中的第一和第二发热装置 用于产生用于从排出口排出液体流路中的液体的热能的液体流路的流路方向上的液体流路,第一和第二发热装置形成在基板上。 对于该基板,以4kHz以上的驱动频率驱动第一发热装置和第二发热装置,第一发热装置在与液体流路的流路方向垂直的方向上平行配置, 同时构造有多个串联电连接的发热电阻部件,第二发热装置由至少一个发热电阻部件构成。 利用如此布置的结构,即使为了执行多值记录,该基板也不仅可以稳定液体排出,而且可以以更高的密度提供发热电阻构件和液体流动路径。
    • 53. 发明授权
    • Printhead operating by time divisional driving of blocks of printing
elements, and head cartridge and printer using such a printhead
    • 打印头通过印刷元件块的时分驱动操作,以及使用这种打印头的打印头盒和打印机
    • US6130692A
    • 2000-10-10
    • US902946
    • 1997-07-30
    • Muga MochizukiIchiro SaitoYoshiyuki ImanakaTeruo OzakiToshimori Miyakoshi
    • Muga MochizukiIchiro SaitoYoshiyuki ImanakaTeruo OzakiToshimori Miyakoshi
    • B41J2/175B41J2/05B41J2/355B41J2/155G01D15/10
    • B41J2/04541B41J2/04543B41J2/0458
    • A printhead, constructed with a plurality of common-type element substrates which sandwich a connecting board, which performs printing by utilizing a common-type control signal. The element substrate integrates: a plurality of heaters 101 which are arrayed in one line, power transistors 102, a shift register 104, a latch circuit 117, an AND circuit 119, terminals 114 to 116 for inputting block-selection signals, a terminal 120 for inputting an inverse instruction signal which instructs to invert the block selection signal, a block inverter 121 for inverting the block-selection signal in accordance with the inverse instruction signal, and a 3 to 8 decoder 118 for selecting one of a plurality of blocks. By utilizing a printhead where at least two of the element substrate are arranged opposite to each other, and where plural arrays of printing elements are formed, printing is performed by dividing a plurality of printing elements into a plurality of blocks and time-divisionally driving each block. When this printing is performed, the inverse instruction signal inverts the order of block selection which has been inverted because of the element substrates arranged opposite to each other.
    • 打印头,其构造有夹持连接板的多个共用元件基板,其通过利用公共类型的控制信号进行打印。 元件基板集成了:排列成一行的多个加热器101,功率晶体管102,移位寄存器104,锁存电路117,AND电路119,用于输入块选择信号的端子114〜116,端子120 用于输入指示反转块选择信号的反指令信号,根据逆指令信号反转块选择信号的块反相器121,以及用于选择多个块中的一个块的3至8解码器118。 通过利用打印头,其中至少两个元件基板彼此相对布置,并且其中形成多个打印元件阵列,通过将多个打印元件分成多个块并且分时驱动每个 块。 当执行该打印时,由于元件基板彼此相对布置,反向指令信号反转已经反转的块选择顺序。