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    • 3. 发明授权
    • Ink supply structure for inkjet printhead
    • 喷墨打印头供墨结构
    • US06682177B2
    • 2004-01-27
    • US10213076
    • 2002-08-07
    • Chi-Chung HsuChen-Hua LinMing-Hsun Yang
    • Chi-Chung HsuChen-Hua LinMing-Hsun Yang
    • B41J205
    • B41J2/05B41J2/1404B41J2002/14387
    • A printhead includes a silicon substrate, a first barrier layer, a second barrier layer, and a nozzle plate. The silicon substrate has a plurality of thermal elements and a main ink supply channel, each of the thermal elements being in a firing chamber of the first barrier layer and in fluid communications with the main ink supply channel through ink channels. The top of each ink firing elements is aligned with a nozzle on the nozzle plate. To satisfy the need for high frequency ink ejection, the second barrier layer is utilized to provide an auxiliary ink supply channel for increasing the ink supply speed. The ink channel between the main ink supply and the ink channel inlet is enlarged in the vertical direction so as to lower the pressure and thus increase the ink supply speed.
    • 打印头包括硅衬底,第一阻挡层,第二阻挡层和喷嘴板。 硅衬底具有多个热元件和主供墨通道,每个热元件位于第一阻挡层的焙烧室中,并且通过油墨通道与主供墨通道流体连通。 每个喷墨元件的顶部与喷嘴板上的喷嘴对准。 为了满足高频喷墨的需要,第二阻挡层用于提供用于提高墨水供应速度的辅助墨水供应通道。 主墨水供墨口和墨水通道入口之间的墨水通道在垂直方向上扩大,从而降低压力,从而提高墨水供应速度。
    • 4. 发明授权
    • Ink supply structure for inkjet printhead
    • 喷墨打印头供墨结构
    • US06966634B2
    • 2005-11-22
    • US10724890
    • 2003-12-02
    • Chi-Chung HsuChen-Hua LinMing-Hsun Yang
    • Chi-Chung HsuChen-Hua LinMing-Hsun Yang
    • B41J2/14B41J2/05
    • B41J2/05B41J2/1404B41J2002/14387
    • A printhead includes a silicon substrate, a first barrier layer, a second barrier layer, and a nozzle plate. The silicon substrate has a plurality of thermal elements and a main ink supply channel, each of the thermal elements being in a firing chamber of the first barrier layer and in fluid communications with the main ink supply channel through ink channels. The top of each ink firing elements is aligned with a nozzle on the nozzle plate. To satisfy the need for high-frequency ink ejection, the second barrier layer is utilized to provide an auxiliary ink supply channel for increasing the ink supply speed. The ink channel between the main ink supply and the ink channel inlet is enlarged in the vertical direction so as to lower the pressure and thus increase the ink supply speed.
    • 打印头包括硅衬底,第一阻挡层,第二阻挡层和喷嘴板。 硅衬底具有多个热元件和主供墨通道,每个热元件位于第一阻挡层的焙烧室中,并且通过油墨通道与主供墨通道流体连通。 每个喷墨元件的顶部与喷嘴板上的喷嘴对准。 为了满足对高频喷墨的需要,第二阻挡层用于提供用于增加墨水供应速度的辅助墨水供应通道。 主墨水供墨口和墨水通道入口之间的墨水通道在垂直方向上扩大,从而降低压力,从而提高墨水供应速度。
    • 5. 发明授权
    • Air pressure regulating device for ink cartridges
    • 墨盒气压调节装置
    • US06676253B2
    • 2004-01-13
    • US10195418
    • 2002-07-16
    • Chi-Chung HsuWen-Chung Chen
    • Chi-Chung HsuWen-Chung Chen
    • B41J2175
    • B41J2/17553
    • An air pressure regulating device for ink cartridges that is not affected or interfered with by magnetic fields. In accordance with the invention a ventilating vent is settled inside the ink cartridge so that the inside region of the ink cartridge is open to the ambient air and at the same time this ventilating vent is also directed to a fixed seat. In the fixed seat a gas vent is settled to direct to the ink cartridge. On the outside region of the gas vent settled in the fixed seat a layer of elastic gastight material is covered such that it can be utilized to seal the gas vent to keep the ink cartridge sealed under ordinary conditions. When the pressure difference between the outside and inside regions of the ink cartridge reaches a critical value, the layer of the elastic gastight material is slightly pushed away so that a small quantity of air can flow into the ink cartridge to return the pressure to within a normal operating range.
    • 用于不受磁场影响或干扰的墨盒的气压调节装置。 根据本发明,一个通气孔被安置在墨盒内部,使得墨盒的内部区域对周围空气开放,同时该通风口也被引导到固定座。 在固定座中,一个排气口被安置到墨盒上。 在安置在固定座上的排气口的外部区域上,覆盖一层弹性气密材料,使得其可以用于密封气体排气口,以在常规条件下保持墨盒的密封。 当墨盒的外部和内部区域之间的压力差达到临界值时,弹性气密材料的层被稍微推开,使得少量的空气可以流入墨盒中以将压力返回到 正常工作范围