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    • 2. 发明授权
    • Ink jet head and method of producing the same
    • 喷墨头及其制造方法
    • US6133926A
    • 2000-10-17
    • US630751
    • 1996-04-10
    • Jun KawaiKazuaki MasudaMasami KasamotoTeruo ArashimaYuji Kamiyama
    • Jun KawaiKazuaki MasudaMasami KasamotoTeruo ArashimaYuji Kamiyama
    • B41J2/05B41J2/14B41J2/16
    • B41J2/14024B41J2/1604B41J2/1623B41J2/1632B41J2/1637B41J2202/11Y10T29/49401
    • An ink jet head has a first member having a plurality of energy generating elements for generating energy necessary for ejecting ink, a second member having a plurality of grooves separated by land portions, the grooves constituting an array of ink channels leading to an array of ink ejecting openings and the land portions constituting ink channel walls separating the ink channels, and a pressing member for pressing the first member and the second member to each other, thereby joining these members so that the ink channels are formed by cooperation between the first member and grooves in said second member. The height of ink channel walls is varied such that it is smaller at both end regions of the array of ink channels than at the central regions of the array of ink channels. Close and tight contact between the first member and the second member is attained in the central region of the ink channel array where the ink channels actually perform ejection of ink, so that ink can be discharged accurately without any crosstalk between adjacent ink channels, thus ensuring high quality printing.
    • 喷墨头具有第一部件,该第一部件具有多个用于产生喷射油墨所需的能量的能量产生元件,第二部件具有由陆部分开的多个凹槽,该凹槽构成一组油墨通道,导致墨水阵列 排出开口和构成分隔墨水通道的墨水通道壁的接合部分,以及用于将第一部件和第二部件彼此挤压的按压部件,从而接合这些部件,使得墨水通道由第一部件和 所述第二构件中的槽。 油墨通道壁的高度是变化的,使得其在油墨通道阵列的两个端部处比在油墨通道阵列的中心区域更小。 在墨水通道阵列的中心区域,在墨水通道实际上执行墨水喷射的过程中,可以实现第一和第二部件之间的紧密接触,从而可以精确地排出墨水,而不会在相邻墨水通道之间产生任何串音,从而确保 高品质印刷。
    • 9. 发明授权
    • Method of producing substrate for ink jet recording head, ink jet
recording head and ink jet recording apparatus
    • 喷墨记录头用基板的制造方法,喷墨记录头及喷墨记录装置
    • US5660739A
    • 1997-08-26
    • US517692
    • 1995-08-22
    • Teruo OzakiMasami IkedaMasami KasamotoToshihiro MoriMasahiko TonogakiYuji Kamiyama
    • Teruo OzakiMasami IkedaMasami KasamotoToshihiro MoriMasahiko TonogakiYuji Kamiyama
    • B41J2/16B41J2/05
    • B41J2/14129B41J2/1604B41J2/1629B41J2/1631B41J2/1642B41J2/1646
    • A method for producing a substrate for an ink jet recording head comprises preparing a substrate with plural heat generating resistors for applying heat to the ink, plural wirings electrically connected thereto, and plural heat generating areas formed by the heat generating resistors exposed from the wirings, coating the heat generating resistors and the wirings on the substrate with a first insulating protective film, removing the first insulating protective film by wet etching in portions on the heat generating areas, and coating thus etched first insulating protective film with a second insulating protective film, wherein the etched portion of the first insulating protective film, in the longitudinal direction of the heat generating area, is positioned inside from the end of the heat generating area, by at least 1/2 of the thickness of the first and second insulating protective films covering the wirings.The protective film is thus made thinner on the heat generating areas, thus reducing the electric power consumption while maintaining sufficient durability.
    • 一种喷墨记录头用基板的制造方法,其特征在于,准备具有多个发热电阻器的基板,所述多个发热电阻器对所述墨水进行加热,多个配线电连接,以及由所述发热电阻体从所述布线露出的多个发热区域, 用第一绝缘保护膜将发热电阻和布线涂覆在基板上,通过在发热区域上的部分湿法蚀刻去除第一绝缘保护膜,并用第二绝缘保护膜涂覆这样蚀刻的第一绝缘保护膜, 其特征在于,所述第一绝缘保护膜的沿所述发热区域的长度方向的所述蚀刻部分位于所述发热区域的端部的内侧,至少为所述发热区域的厚度的+ E,fra 1/2 + EE 覆盖布线的第一和第二绝缘保护膜。 因此,保护​​膜在发热区域上变薄,从而在保持足够的耐久性的同时降低电力消耗。