Ceramic article
    1.
    发明授权
    Ceramic article 失效
    陶瓷制品

    公开(公告)号:US6017839A

    公开(公告)日:2000-01-25

    申请号:US20993

    申请日:1998-02-09

    CPC分类号: C04B35/486 C04B35/6303

    摘要: The present invention is ceramic article of stabilized zirconia wherein the stabilized zirconia has a molar ratio of rare earth oxide:zirconia of from 1:99 to 15:85, at a weight percent of from about 97 to 75. The ceramic article includes smectite clay from about 3 to 25 weight percent wherein the article is a mass of sintered particles having a continuous tetragonal phase having dispersed therein monoclinic phase particles having size of less than 100 nm.

    摘要翻译: 本发明是稳定的氧化锆的陶瓷制品,其中稳定的氧化锆具有1:99至15:85的稀土氧化物:氧化锆的摩尔比,重量百分比为约97至75.陶瓷制品包括蒙脱石粘土 约3至25重量%,其中制品是具有分散在其中具有小于100nm的尺寸的单斜晶相颗粒的连续四方相的烧结颗粒的质量。

    Zirconia ceramic article
    2.
    发明授权
    Zirconia ceramic article 失效
    氧化锆陶瓷制品

    公开(公告)号:US5723393A

    公开(公告)日:1998-03-03

    申请号:US812809

    申请日:1997-03-06

    CPC分类号: C04B35/486

    摘要: The present invention is a ceramic article of magnesium-X silicate, wherein X represents lithium, sodium or, from about 0.1 to 2 weight percent, and yttria stabilized zirconia from about 99.9 to 98 weight percent wherein the yttria stabilized zirconia has a molar ratio of yttria to zirconia of from 0.5:99:5 to 5:95.

    摘要翻译: 本发明是一种镁-X硅酸盐的陶瓷制品,其中X表示约99.9%至98%重量的锂,钠或约0.1至2%重量的氧化钇稳定的氧化锆,其中氧化钇稳定的氧化锆的摩尔比为 氧化钇至氧化锆为0.5:99:5至5:95。

    Method of making injection molding articles having a marbled appearance
    7.
    发明授权
    Method of making injection molding articles having a marbled appearance 失效
    制造具有大理石外观的注射成型制品的方法

    公开(公告)号:US06896830B2

    公开(公告)日:2005-05-24

    申请号:US09770432

    申请日:2001-01-26

    摘要: A method of making an injection molded article having a marbled appearance, including the steps of: mixing at a temperature of at least 100 degrees ° C. polymeric materials having a thermal conductivity in the range of 0.001 to 0.01 cal/cm-sec-° C. wherein the polymeric materials are selected from the group consisting of polyethylene, polystyrene, polyester, and polycarbonate or combinations thereof, and one or more materials selected from the group consisting of ceramics, ceramic composites, metals and metal alloys in a blended relationship to form a viscous phase mixture, the materials in the viscous phase mixture being selected so that when in a solid phase it has a density greater than 4 grams/cc and a thermal conductivity greater than 0.101 cal/cm-sec-° C. to form a feedstock; cooling the blended viscous phase mixture to form the feedstock; and using the feedstock in an injection molding machine having a zero compression screw to form the article.

    摘要翻译: 一种制备具有大理石外观的注塑制品的方法,包括以下步骤:在至少100摄氏度的温度下混合具有0.001至0.01卡/厘米-2秒范围内的热导率的聚合材料 C.其中聚合物材料选自聚乙烯,聚苯乙烯,聚酯和聚碳酸酯或其组合,以及选自陶瓷,陶瓷复合材料,金属和金属合金中的一种或多种材料,其混合关系为 形成粘稠相混合物,选择粘稠相混合物中的材料,使得当在固相中其密度大于4克/厘米3,导热率大于0.101卡/厘米-2秒时形成 原料; 冷却混合的粘稠相混合物以形成原料; 并且在具有零压缩螺杆的注塑机中使用原料以形成制品。

    Self cleaning ink jet printhead cartridges
    8.
    发明授权
    Self cleaning ink jet printhead cartridges 有权
    自清洁喷墨打印头墨盒

    公开(公告)号:US06267464B1

    公开(公告)日:2001-07-31

    申请号:US09221349

    申请日:1998-12-28

    IPC分类号: B41J2165

    摘要: Ink jet cartridge for an ink jet printer including an orifice plate having a plurality of orifices for ink ejection; a cartridge for receiving a reservoir having ink which is adapted to be ejected through the orifices, the cartridge including a cleaning manifold having a plurality of inlet and outlet passages through which cleaning fluid can be applied so that such fluid is directed across the surface of the orifice plate; and a plurality of actuable ultrasonic transducers disposed in operative relationship with respect to the orifice plate and which when actuated produce ultrasonic sound waves which impinge upon the orifice plate to loosen debris whereby the cleaning fluid directed across the surface of the orifice plate carries away such loosened debris.

    摘要翻译: 一种用于喷墨打印机的喷墨盒,包括具有多个用于喷墨的喷嘴的孔板; 用于容纳具有适于通过所述孔排出墨水的储存器的墨盒,所述墨盒包括具有多个入口和出口通道的清洁歧管,通过所述入口和出口通道清洁流体,使得这样的流体被引导穿过所述孔的表面 孔板; 以及多个可致动的超声波换能器,其相对于孔板以可操作的关系设置,并且当致动时产生撞击孔板的超声波,以松动碎屑,由此导向穿过孔板表面的清洁流体带走了这种松动的 碎片

    Piezoelectric actuating element for an ink jet head and the like
    9.
    发明授权
    Piezoelectric actuating element for an ink jet head and the like 失效
    用于喷墨头的压电致动元件等

    公开(公告)号:US06169355A

    公开(公告)日:2001-01-02

    申请号:US09120995

    申请日:1998-07-22

    IPC分类号: H01L4108

    CPC分类号: B41J2/14201

    摘要: An ink jet head has body having a plurality of independent ink compartments each having an inlet orifice, an outlet orifice and a piezoelectric ink actuating element structurally associated with each of said independent ink compartments, said piezoelectric ink actuating element enabling said ink jet head to receive ink from an ink reservoir in fluid communications with said inlet orifice of each one of said plurality of independent ink compartments and then eject droplets of the ink onto a receiver to form an image. The piezoelectric actuating element includes a substantially planar piezoelectric transducer comprising a slab of piezoelectric material having a functionally gradient d-coefficient selected so that the slab changes geometry in response to an applied voltage which produces an electric field in the slab.

    摘要翻译: 一种喷墨头具有多个独立的油墨室,每个独立的油墨室具有与每个所述独立油墨室结构相关的入口孔,出口孔和压电油墨致动元件,所述压电油墨致动元件使所述喷墨头能够接收 来自墨水储存器的墨水与所述多个独立墨水隔室中的每一个的所述入口孔流体连通,然后将墨滴喷射到接收器上以形成图像。 压电致动元件包括基本上平面的压电换能器,其包括具有选择的功能梯度d系数的压电材料板,使得板坯响应于在板坯中产生电场的施加电压而改变几何形状。

    Injection molding of ferroelectric articles
    10.
    发明授权
    Injection molding of ferroelectric articles 失效
    铁电制品注塑

    公开(公告)号:US06168746A

    公开(公告)日:2001-01-02

    申请号:US09253847

    申请日:1999-02-22

    IPC分类号: C04B35472

    摘要: A method for injection molding fine particulate ceramic ferroelectric materials to form an article such as ink jet printhead includes the steps of spray drying fine particulate ceramic ferroelectric material to form agglomerate material; mixing the spray dried fine particulate ceramic ferroelectric agglomerate material with a binder system including materials selected from the group consisting of wax having wax components of different molecular weight, magnesium-X silicate, agaroid gel forming material, and agaroid gel forming material mixed with magnesium-X silicate to form a compounded material; injecting the compounded material at a selected pressure into a mold to form a green article; debinding or drying the green article; sintering the debinded or dried green article to form the final molded article; poling the final molded article to align the electrical dipoles within the piezoelectric material; forming a coating of conductive material over the top and bottom surfaces of the final molded article and then cutting grooves through conductive coating into the top surface in the valleys of the final molded article to form a channel member; and providing an orifice plate over top surface of the channel member and a substrate over the bottom surface of the channel member.

    摘要翻译: 用于注射成型微细陶瓷铁电材料以形成诸如喷墨打印头的物品的方法包括以下步骤:喷雾干燥细颗粒陶瓷铁电材料以形成附聚物材料; 将喷雾干燥的细颗粒陶瓷铁电聚集体材料与包含选自具有不同分子量的蜡组分的蜡,镁-X硅酸盐,凝胶形成材料和与镁 - 硅酸盐混合的胶凝形成材料的粘合剂体系混合, X硅酸盐以形成复合材料; 将复合材料以选定的压力注入模具中以形成绿色制品; 脱脂或干燥绿色物品; 烧结脱皮或干燥的绿色制品以形成最终模塑制品; 极化最终模塑制品以将电偶极子对准压电材料; 在最终模塑制品的顶表面和底表面上形成导电材料涂层,然后通过导电涂层切割沟槽进入最终模塑制品的谷中的顶表面,以形成通道构件; 以及在所述通道构件的顶表面上设置孔板,以及在所述通道构件的底表面上方设置基板。