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    • 32. 发明申请
    • TAB CIRCUIT FOR INK JET PRINTER CARTRIDGES
    • 喷墨打印机墨盒TAB电路
    • WO2002100952A2
    • 2002-12-19
    • PCT/US2002/017136
    • 2002-05-30
    • LEXMARK INTERNATIONAL, INC.
    • COBB, Brian, LeeSANGALLI, Jeffrey, Louis
    • C09B
    • B41J2/1753B41J2/14072H05K1/0269H05K1/182H05K3/28H05K3/328H05K3/3494H05K3/361H05K2201/0394H05K2201/09918H05K2201/10681H05K2203/0195H05K2203/166Y10T29/49144Y10T29/49401
    • An improved TAB circuit is provided for use with ink jet printer cartridges, which carries electrical signals to an array of nozzles on a heater chip. The TAB circuit eliminates bent or broken electrical circuit traces before being bonded to the heater chip by creating a chip window that partially overlaps the edges of the heater chip, and by bringing the electrical circuit traces to the chip window and terminating these circuit traces at a PI (polyimide) edge, which defines the inner perimeter of the chip window. The circuit traces thus are not unsupported at their ends before being assembled to the heater chip, and are automatically correctly positioned to make contact with bond pads of the heater chip when the overall TAB circuit is in correct registration therewith. The TAB circuit also provides an improved tolerance for a covercoat placement that will tend to prevent corrosive ink from coming into contact with these metal traces. The chip window of the TAB circuit also allows for a separate nozzle plate to be assembled to the heater chip.
    • 提供改进的TAB电路用于喷墨打印机墨盒,其将电信号传送到加热器芯片上的喷嘴阵列。 TAB电路在通过产生与加热器芯片的边缘部分重叠的芯片窗口并且通过将电路迹线引导到芯片窗口并且以一定的方式终止这些电路迹线来消除在与加热器芯片接合之前的弯曲或断开的电路迹线 PI(聚酰亚胺)边缘,其限定芯片窗口的内周边。 因此,在组装到加热器芯片之前,电路迹线在它们的端部不是不被支撑,并且当整个TAB电路正确对准时,它们被自动正确地定位成与加热器芯片的接合焊盘接触。 TAB电路还提供了改进的覆盖层放置的公差,其将倾向于防止腐蚀性墨水与这些金属迹线接触。 TAB电路的芯片窗口还允许单独的喷嘴板组装到加热器芯片。
    • 36. 发明申请
    • INK JET TYPE RECORDING HEAD AND METHOD OF PRODUCING SAME
    • 墨水喷射式记录头及其生产方法
    • WO99016623A1
    • 1999-04-08
    • PCT/JP1998/004419
    • 1998-09-30
    • B41J2/045B41J2/055B41J2/14B41J2/16
    • B41J2/1623B41J2/14233B41J2/161B41J2/1628B41J2/1629B41J2/1632B41J2/1634B41J2/1642B41J2/1643B41J2/1645B41J2/1646B41J2002/14387Y10T29/42Y10T29/49345Y10T29/49401Y10T156/1052Y10T156/1064
    • A method of producing an ink jet type recording head comprising the steps of (A) forming a peel layer (11) undergoing peeling upon irradiation of light on a light-transmitting substrate base (10), (B) forming a common electrode film (3) on the peel layer (11), (C) forming a plurality of piezoelectric devices (4) on the common electrode film (3), (D) forming a reservoir member (5) having a cover-like structure for accommodating therein at least one piezoelectric device (4) and having the inside thereof for forming an ink reservoir (51), (E) irradiating predetermined rays of light from the side of the substrate base (10) to the peel layer (11), causing the peel layer (11) to peel and peeling the substrate base (10), and (F) bonding a pressure chamber substrate (2) having a plurality of pressure chambers (21) formed therein to the common electrode film (3) after the peeling of the substrate base in such a manner as to seal each pressure chamber (21). Because this method can produce the thin pressure chamber substrate separatelyfrom the formation of the piezoelectric device and finally bonds them together, it can produce a head capable of coping with high resolution.
    • 一种制造喷墨式记录头的方法,包括以下步骤:(A)形成在透光性基材基材(10)上照射光时经历剥离的剥离层(11),(B)形成公共电极膜( 3)在剥离层(11)上,(C)在公共电极膜(3)上形成多个压电元件(4),(D)形成具有盖状结构的容纳部件(5) 至少一个压电装置(4),并具有用于形成储墨器(51)的内部,(E)从衬底基底(10)侧将预定光线照射到剥离层(11),使得 剥离层(11)剥离基板(10),(F)将剥离后的形成有多个压力室(21)的压力室基板(2)与剥离后的公共电极膜(3)接合 以密封每个压力室(21)的方式。 由于这种方法可以与压电装置的形成分开产生薄压力室基板,最后将它们结合在一起,它可以产生能够应付高分辨率的头部。