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    • 4. 发明授权
    • Print hammer assembly with multi-location impacts
    • 具有多位置冲击的打印锤组件
    • US4327639A
    • 1982-05-04
    • US91605
    • 1979-11-05
    • Richard G. CrystalAndrew GaborEnrique J. Klein
    • Richard G. CrystalAndrew GaborEnrique J. Klein
    • B41J9/38B41J9/04B41J9/30
    • B41J9/04
    • A print hammer assembly is disclosed comprising a support structure having a plunger at a first location thereon, and means for movably mounting the support structure with its plunger adjacent an electromagnetic actuator capable of being selectively energized such that, when the actuator is energized, the resultant magnetic field acting upon the plunger will cause the plunger and thus the support structure to travel along predefined paths and predetermined speeds. A hammer element is coupled to the support structure at a second location thereon, and means coupled to the hammer element causes the hammer element to impact an adjacent platen or interposed print element against an adjacent platen more than once during travel of the pole piece along its predefined path. The means for causing includes means for altering the location of maximum impact force of the hammer element following initial impact thereof against the platen or the interposed print element against the platen.
    • 公开了一种打印锤组件,其包括在其上的第一位置处具有柱塞的支撑结构,以及用于将支撑结构可移动地安装在其柱塞附近的电磁致动器的装置,所述电磁致动器能够被选择性地通电,使得当致动器通电时, 作用在柱塞上的磁场将导致柱塞并因此支撑结构沿着预定义的路径和预定速度行进。 锤元件在其上的第二位置处联接到支撑结构,并且联接到锤元件的装置使得锤元件在极片沿着它的行程期间不止一次地冲击相邻的压板或插入的打印元件抵靠相邻的压板 预定义路径 用于产生的装置包括用于改变锤元件的最初冲击力抵抗压板或插入的打印元件抵靠压板的最初冲击力的位置的装置。
    • 6. 发明授权
    • Ink compositions having improved optical density characteristics
    • 具有改善的光密度特性的油墨组合物
    • US5662734A
    • 1997-09-02
    • US558143
    • 1995-11-13
    • Richard G. Crystal
    • Richard G. Crystal
    • C09D11/00C09D11/02
    • C09D11/322
    • This invention is directed to improved aqueous pigment-based ink compositions for use in ink jets and methods of enhancing and/or controlling the optical density and print sharpness of both pigment-based and dye-based inks. The improved ink compositions include a class or organic quaternary ammonium compounds which improve the optical density and print sharpness of the inks. Other improvements include the use of a polyalkylene oxide to impedence match the ink with the drop formation rate to provide drop formation rates as high as 8,000 drops per second. These high drop rates permit higher writing speeds and enhanced printer resolution. Yet another improvement to ink jet ink composition is the addition of urea, urea derivatives and thiol compounds. These compounds prevent the ink jet from accumulating dried ink thus preventing clogging of the ink jet.
    • 本发明涉及用于喷墨的改进的基于水性颜料的油墨组合物以及增强和/或控制颜料和染料基油墨的光密度和打印清晰度的方法。 改进的油墨组合物包括提高油墨的光密度和打印清晰度的类或有机季铵化合物。 其他改进包括使用聚环氧烷阻止墨滴与滴下形成速率匹配,以提供每秒高达8,000滴的液滴形成速率。 这些高下降速率允许更高的写入速度和增强的打印机分辨率。 喷墨油墨组合物的另一改进是加入脲,脲衍生物和硫醇化合物。 这些化合物防止喷墨积聚干墨,从而防止喷墨的堵塞。
    • 7. 发明授权
    • Impact printer with application of oblique print force
    • 冲击打印机应用倾斜打印力
    • US4686900A
    • 1987-08-18
    • US804955
    • 1985-12-05
    • Richard G. CrystalAndrew Gabor
    • Richard G. CrystalAndrew Gabor
    • B41J1/30B41J7/52B41J9/00B41J9/04B41J9/127B41J9/44B41J29/10
    • B41J9/04B41J9/127
    • A serial impact printer including a novel hammer mechanism for applying a printing force against a character element to drive it in sequence against a marking medium, a mark receiving support, such as a sheet of paper, and the print line on a platen. The hammer mechanism delivers its impact force against a character element along a line forming an angle with a line normal to the surface of the platen at the point of contact of the character element with the platen. This arrangement enhances the ink release of single strike ribbons and multi-part carbon forms. By urging the hammer mechanism against the character element for an extended dwell time of at least 1 millisecond, which is substantially greater than that in conventional printers, the ink release of multi-strike ribbons, fabric ribbons and correctable ribbonsd may also be enhanced. By incorporating both the oblique impact and the extended dwell, the ink release characteristics of all conventional ribbons and multi-part forms will be enhanced.
    • 一种串行冲击打印机,包括一种新颖的锤击机构,用于将印刷力施加到字符元件上以依次驱动打标介质,标记接收支撑件(例如一张纸)以及压板上的打印线。 敲击机构在字符元件与压盘的接触点处沿着与垂直于压板的表面的线形成一定角度的线将其冲击力传递给字符元件。 这种布置增强了单打丝带和多部分碳形式的油墨释放。 通过将锤击机构推压至少1毫秒的延长停留时间,比现有的打印机要大得多,打印带,织带和可校正色带的墨水释放也可以得到提高。 通过结合倾斜冲击和延伸停留,将增强所有常规带和多部分形式的油墨释放特性。
    • 8. 发明授权
    • Method for opening, refilling and sealing a cartridge
    • 打开,重新填充和密封墨盒的方法
    • US5572852A
    • 1996-11-12
    • US413127
    • 1995-03-24
    • Richard G. CrystalSven Karlsson
    • Richard G. CrystalSven Karlsson
    • B41J2/175B65B3/00B65B7/28B65B43/40B67B1/00
    • B41J2/17513B41J2/17506
    • A kit for opening and sealing a cartridge having an interior ink reservoir coupled to an access port extending from a reference surface comprises a rigid plunger, a plate and a rigid spherical plug. The plate has one or more regions of varying thickness and a bottom surface which is complementary to the reference surface on the cartridge. The bottom surface of the plate may be matched to the reference surface of the cartridge in two distinct orientations such that a sealed access port may be opened, refilled and sealed with a rigid spherical plug by extension of the plunger through the plate in each orientation to a depth determined by the length of the plunger, the thickness of the plate in each orientation, the depth of the access port in the cartridge, and the diameter of the spherical plug.
    • 用于打开和密封具有连接到从参考表面延伸的进入端口的内部墨水储存器的盒的套件包括刚性柱塞,板和刚性球形塞。 板具有一个或多个不同厚度的区域和与盒上的参考表面互补的底表面。 板的底表面可以以两个不同的取向与盒的参考表面匹配,使得密封的进入口可以通过柱塞在每个取向延伸穿过板而通过刚性球形塞被重新填充和密封 由柱塞的长度确定的深度,每个取向中的板的厚度,筒中的进入口的深度和球形塞的直径。
    • 10. 发明授权
    • Process for preparing ink releasing stencil
    • 油墨释放模板的制备方法
    • US4088073A
    • 1978-05-09
    • US428962
    • 1973-12-27
    • Richard G. CrystalFrank J. Walton
    • Richard G. CrystalFrank J. Walton
    • B41C1/14B41N1/24
    • B41C1/14
    • A novel method for preparing a stencil master, a novel stencil and a method for printing therefrom are provided. The method for preparing the stencil comprises coating a suitable screen with a curable silicone containing a curing catalyst, depositing a particulate image pattern on said coated screen with a material which selectively inactivates said curing catalyst below said image pattern, curing the resultant nonimaged silicone to an elastomeric ink releasable condition and removing the particles from said particulate image pattern and the uncured silicone below said pattern to provide perforations in imagewise configuration. The method for printing comprises the additional steps of contacting the resultant screen with an image receiving member and passing ink through said perforations to thereby form an inked image on said receiving member.
    • 提供了一种用于制备模板母版,新型模版和其印刷方法的新颖方法。 制备模板的方法包括用含有固化催化剂的可固化硅树脂涂覆合适的筛网,在所述涂覆的筛网上沉积颗粒图像图案,所述材料选择性地使所述固化催化剂在所述图像图案下方失活,将得到的非成像硅胶固化成 弹性体油墨可释放状态,并从所述颗粒图像图案和所述图案下方的未固化的硅氧烷除去颗粒以提供成像构造的穿孔。 打印方法包括使所得到的屏幕与图像接收部件接触并使油墨通过所述穿孔的附加步骤,从而在所述接收部件上形成着墨图像。