Liquid jet recording head
    3.
    发明授权
    Liquid jet recording head 失效
    液体喷射记录头

    公开(公告)号:US5455612A

    公开(公告)日:1995-10-03

    申请号:US299798

    申请日:1994-09-01

    IPC分类号: B41J2/05 B41J2/14

    CPC分类号: B41J2/14129 B41J2202/03

    摘要: A liquid jet recording head comprises a substrate comprising a support, a resistive heater layer, electrodes electrically connected with the resistive heater layer, a portion of the resistive heater layer located between the electrodes being an electrothermal transducer, and an upper layer comprising a first protective layer comprising an inorganic insulating material, a second protective layer comprising an inorganic material, and a third protective layer comprising an organic material, wherein and the second protective layer and the third protective layer overlap each other in the vicinity of a portion where heat is generated by the electrothermal transducer and the overlapping width of the second protective layer and the third protective layer ranges from 10 .mu.m to 500 .mu.m. In another embodiment, the second protective layer extends along plural liquid flow paths for substantially less than the length thereof in a continuous strip that covers adjacent transducers.

    摘要翻译: 一种液体喷射记录头,包括一个基片,包括一个支架,一个电阻加热器层,与该电阻加热器层电连接的电极,位于电极之间的电阻加热器层的一部分是一个电热转换器,以及一个上层, 包含无机绝缘材料的层,包含无机材料的第二保护层和包含有机材料的第三保护层,其中第二保护层和第三保护层在产生热量的部分附近彼此重叠 通过电热换能器,第二保护层和第三保护层的重叠宽度为10〜500μm。 在另一个实施例中,第二保护层沿着覆盖相邻换能器的连续条带中的多个液体流动路径大体上小于其长度。

    Liquid jet recording head
    5.
    发明授权
    Liquid jet recording head 失效
    液体喷射记录头

    公开(公告)号:US4720716A

    公开(公告)日:1988-01-19

    申请号:US931968

    申请日:1986-11-24

    摘要: A liquid jet recording head comprises a substrate having a resistive heater layer and at least one pair of mutually confronting electrodes electrically connected with the resistive heater layer at least one part of each of said one pair of electrodes being coated with the resistive heater layer.A liquid jet recording head comprises a support, an electrothermal transducer provided on the support which is composed of at least a resistive heater layer and one pair of electrodes mutually confronting and electrically connected with the resistive heater layer, and a liquid flow path constructing member provided in correspondence with the electrothermal transducer and constituting a liquid flow path communicating with an orifice for ejecting liquid. The electrodes and the resistive heater layer are formed successively on the support to form the electrothermal transducer.

    摘要翻译: 液体喷射记录头包括具有电阻加热器层的基板和与电阻加热器层电连接的至少一对相互面对的电极,所述一对电极中的每一个的至少一部分涂覆有电阻加热器层。 液体喷射记录头包括支撑体,设置在支撑体上的电热换能器,该电热换能器由至少电阻加热器层和相互面对并与电阻加热器层电连接的一对电极组成;以及液流通道构造部件 与电热换能器相对应并且构成与用于喷射液体的孔连通的液体流路。 电极和电阻加热器层依次形成在支撑件上以形成电热转换器。

    Liquid jet recording head
    7.
    发明授权
    Liquid jet recording head 失效
    液体喷射记录头

    公开(公告)号:US5992983A

    公开(公告)日:1999-11-30

    申请号:US473987

    申请日:1995-06-07

    IPC分类号: B41J2/14 B41J2/16 B41J2/05

    摘要: A liquid jet recording head for discharging liquid droplets onto a recording medium includes a support, heat-generating resistance layer provided on the support for generating heat energy to discharge the liquid droplets, a pair of electrodes electrically connected to the heat-generating resistance layer, and heat-generating sections each serving as a portion for generating the heat energy, each head generating section comprising the heat-generating resistance layer sandwiched by the pair of electrodes. Plural discharge openings serve to discharge liquid droplets, a liquid chamber houses liquid, and there are plural liquid paths, each liquid path having an associated heat generating section, and communicating with an associated discharge opening and with the liquid chamber to supply liquid to the associated discharge opening from the liquid chamber. An layer on the support protects the heat-generating resistance layer and pair of electrodes, and the upper layer has an organic resin layer of organic material, and this organic resin layer is formed only on a whole region upstream of the heat-generating sections on the support in a liquid supply direction.

    摘要翻译: 用于将液滴喷射到记录介质上的液体喷射记录头包括支撑体,设置在支撑体上的产生热能以排出液滴的发热电阻层,与发热电阻层电连接的一对电极, 以及每个用作产生热能的部分的发热部,每个头部产生部分包括被一对电极夹在该发热电阻层之间。 多个排放口用于排出液滴,液体腔容纳液体,并且存在多个液体通道,每个液体通道具有相关联的发热部分,并且与相关联的排出口和液体室连通以将液体供应到相关联的 从液体室排放开口。 支架上的层保护发热电阻层和电极对,上层具有有机材料的有机树脂层,该有机树脂层仅形成在发热部分上游的整个区域上 支撑液体供应方向。

    Liquid jet type recording head
    8.
    发明授权
    Liquid jet type recording head 失效
    液体喷射型记录头

    公开(公告)号:US4631555A

    公开(公告)日:1986-12-23

    申请号:US596908

    申请日:1984-04-05

    IPC分类号: B41J2/05 B41J2/16 G01D15/18

    摘要: A liquid jet type recording head comprises a liquid discharge section including an orifice for discharging the liquid to form flying droplets and a liquid passage providing part of a heat acting portion at which thermal energy acts on the liquid to form droplets, at least a pair of opposed electrodes electrically connected with a heat generating resistive layer on a substrate, and an electro-thermal converting element having a heat generating portion located between the electrodes, in which at least one of the electrodes is a turned electrode in which at least a portion thereof adjacent to said heat generating portion has a width smaller than that of said heat generating portion.

    摘要翻译: 一种液体喷射式记录头,包括一个液体排放部分,该液体排放部分包括用于排出液体以形成飞散的液滴的孔,以及一个液体通道,提供热作用部分的热作用部分,在该作用部分处,热能作用在液体上以形成液滴,至少一对 与基板上的发热电阻层电连接的对置电极,以及具有位于电极之间的发热部的电热转换元件,其中至少一个电极为转向电极,其中至少一部分 与所述发热部相邻的宽度小于所述发热部的宽度。

    Liquid jet recording head
    9.
    发明授权
    Liquid jet recording head 失效
    液体喷射记录头

    公开(公告)号:US4596994A

    公开(公告)日:1986-06-24

    申请号:US603723

    申请日:1984-04-25

    摘要: A liquid jet recording head comprises, in combination, a liquid discharge section having an orifice for forming flying liquid droplets at the time of the liquid discharge and a liquid flow path which is communicatively connected with the orifice and has as its one part a heat acting zone where heat energy acts on the liquid to form the liquid droplets; an electro-thermal transducer having at least a pair of electrodes arranged in mutual confrontation and in electrical connection with a resistive heat generating layer on a substrate to form a heat generating portion between said pair of electrodes; and a protective coating made up of three or more layers, each comprising an inorganic material, and laminated in a manner to cover the top surface of at least the heat generating portion, the inorganic materials constituting two mutually adjacent layers in the protective coating including therein at least one constituent element common to both layers.

    摘要翻译: 液体喷射记录头包括组合的液体排出部分,其具有用于在液体排出时形成飞行液滴的孔口和与孔口连通地连接的液体流路,并且其作为其一部分的热作用 区域,其中热能作用在液体上以形成液滴; 一种电热换能器,具有至少一对彼此相对配置的电极,并与衬底上的电阻发热层电连接,以在所述一对电极之间形成发热部分; 以及由三层或更多层组成的保护涂层,每层包括无机材料,并且以覆盖至少发热部分的顶表面的方式层压,在其中包括其中的保护涂层中构成两个相互相邻的层的无机材料 两层共有的至少一个构成要素。

    Method of making liquid jet recording head
    10.
    发明授权
    Method of making liquid jet recording head 失效
    制造液体喷射记录头的方法

    公开(公告)号:US4536250A

    公开(公告)日:1985-08-20

    申请号:US600150

    申请日:1984-04-13

    摘要: A method of making a liquid jet recording head having a liquid discharge section including orifice means for discharging the liquid to form flying droplets thereof and liquid passage means communicating with said orifice means and having a thermally acting portion for causing a thermal energy to act on the liquid to form the liquid droplets, and electro-thermal converting means including a heat generating resistive layer on a substrate, at least one pair of opposed electrodes electrically connected with said heat generating resistive layer and a heat generating part between said electrodes, which method comprises the steps of forming the electrodes and heat generating portion through at least first and second etching processes, a photoresist pattern formed by the first etching process having a width smaller than those of photoresist patterns formed by the second and successive etching processes.

    摘要翻译: 一种具有液体喷射记录头的方法,该液体喷射部分包括用于排出液体以形成其飞沫的孔口装置和与所述孔口装置连通并具有热作用部分的液体通道装置,该热作用部分用于使热能作用在 液体以形成液滴;以及电热转换装置,其包括在基板上的发热电阻层,与所述发热电阻层电连接的至少一对相对电极和所述电极之间的发热部分,所述方法包括 通过至少第一和第二蚀刻工艺形成电极和发热部分的步骤,通过第一蚀刻工艺形成的光刻胶图案的宽度小于通过第二次和连续蚀刻工艺形成的光致抗蚀剂图案的宽度。