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    • 6. 发明授权
    • Ink jet head, ink jet apparatus, and method of and apparatus for
manufacturing the head
    • 喷墨头,喷墨装置,以及用于制造头部的方法和装置
    • US5992981A
    • 1999-11-30
    • US281006
    • 1994-07-27
    • Hiroshi SugitaniMasami KasamotoTsuyoshi OrikasaMasashi MiyagawaJun KawaiTeruo ArashimaMasaaki Izumida
    • Hiroshi SugitaniMasami KasamotoTsuyoshi OrikasaMasashi MiyagawaJun KawaiTeruo ArashimaMasaaki Izumida
    • B41J2/05B41J2/16
    • B41J2/14129B41J2/1604B41J2/1623B41J2/1626B41J2/1631B41J2/1634B41J2/1635B41J2/1637B41J2/1646B41J2002/14362
    • An ink jet head includes a heater board having a substrate on which a plurality of energy generating elements for generating energy utilized to discharge ink are provided, and a wall member joined to the heater board. The wall member has a plurality of flow passage walls which partially define flow passages, and the energy generated by the energy generating element acts through the flow passage so as to act on the ink to discharge the ink. The flow passages are fully defined when the heater board is joined to the wall member. A recessed portion provided in the heater board of the ink jet head is positioned between adjoining energy generating elements. The recessed portion has a bottom surface located at a position which is lower than a position for a heat acting surface of the heater board along which heat is transmitted to the ink. The flow passage walls of the wall member abut the heater board at the bottom surface. Consequently, any pressure wave generated by the energy generating element is not released to an adjacent flow passage, and crosstalk between the adjoining flow passages can be prevented. As a result, an ink jet head exhibiting excellent printing quality can be provided.
    • 喷墨头包括具有基板的加热器板,其上设置有用于产生用于排出墨水的能量的多个能量产生元件,以及连接到加热器板的壁构件。 壁构件具有多个部分地限定流动通道的流动通道壁,并且由能量产生元件产生的能量通过流动通道作用在墨上以排出墨。 当加热器板连接到壁构件时,流动通道完全限定。 设置在喷墨头的加热板中的凹部位于相邻的能量产生元件之间。 所述凹部具有位于比所述加热板的热作用面的位置低的位置的底面,所述加热板的热量向所述加热板发热。 壁构件的流动通道壁在底面处抵接加热板。 因此,由能量产生元件产生的任何压力波都不会释放到相邻的流动通道中,并且可以防止相邻流动通道之间的串扰。 结果,可以提供具有优良印刷质量的喷墨头。
    • 9. 发明授权
    • Ink jet recording head, fabrication method thereof, and printer with ink
jet recording head
    • 喷墨记录头,其制造方法和具有喷墨记录头的打印机
    • US5730889A
    • 1998-03-24
    • US813997
    • 1997-03-10
    • Masashi MiyagawaNorio OhkumaGenji Inada
    • Masashi MiyagawaNorio OhkumaGenji Inada
    • B41J2/16G03F7/00B41J3/00
    • G03F7/00B41J2/1603B41J2/1623B41J2/1631B41J2/1632B41J2/1639B41J2/1642B41J2/1645B41J2/1646G03F7/0015G03F7/0035
    • A method of fabricating an ink jet recording head includes forming a photosensitive resin layer on a substrate having formed thereon an energy generation device for generating energy for ejecting recording droplets; pattern-wise exposing the photosensitive resin layer to an active radiation to a portion of the photosensitive resin layer where formation of a pattern of an ink fluid path is desired; laminating a top plate on the photosensitive resin layer; and eluting the pattern exposed portion of the photosensitive resin layer to form a pattern of an ink fluid path. An ink jet recording head includes a substrate a substrate; an energy generation device provided on the substrate and for generating energy for ejecting recording droplets; an exposed photosensitive resin layer provided on the substrate, the resin layer comprising a heat-crosslinking positive type resist material, and being provided with an ink fluid path defined between the substrate and the exposed photosensitive resin layer; a top plate laminated on the exposed photosensitive layer, the top plate being provided with an ink supply port communicating with the ink fluid path; and the ink fluid path ending as an ink ejection port on a side opposite to a side of the ink supply port. An ink jet recording apparatus includes a portion for mounting such an ink jet recording head.
    • 一种制造喷墨记录头的方法,包括在其上形成有用于产生用于喷射记录液滴的能量的能量产生装置的基板上形成感光性树脂层; 将感光性树脂层图案化地曝光到需要形成油墨流体路径的图案的感光性树脂层的一部分上的有源辐射; 在感光性树脂层上层叠顶板; 并且洗脱感光性树脂层的图案曝光部分以形成油墨流体路径的图案。 喷墨记录头包括基板,基板; 设置在基板上并用于产生用于喷射记录液滴的能量的能量产生装置; 设置在基板上的曝光的感光性树脂层,所述树脂层包含热交联正型抗蚀剂材料,并且在所述基板和所述曝光的感光性树脂层之间设置有墨液路径; 层压在所述曝光的感光层上的顶板,所述顶板设置有与所述油墨流体通路连通的供墨口; 并且墨液路径在与供墨口侧相反的一侧作为喷墨口而终止。 喷墨记录装置包括用于安装这种喷墨记录头的部分。