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    • 3. 发明授权
    • Thermal ink-jet head
    • 热喷墨头
    • US5708465A
    • 1998-01-13
    • US364202
    • 1994-12-27
    • Naoki MoritaJun IsozakiYoshihiko FujimuraMasahiko Fujii
    • Naoki MoritaJun IsozakiYoshihiko FujimuraMasahiko Fujii
    • B41J2/14B41J2/05
    • B41J2/1404B41J2002/14379B41J2202/03
    • A thermal ink-jet head of the present invention is so designed as to improve operating frequency by surely trapping foreign substances and reducing the influence of a cross stroke. In the thermal ink-jet head of the present invention, a channel wafer is provided with a nozzle channel, a coupling flow channel, and an ink reservoir. A protective layer and a polyamide layer are formed on a heater wafer. The polyamide layer is provided with pits extending from a heating element up to the coupling flow channel and a bypass pit for coupling the ink reservoir and the coupling flow channel. Foreign substances are trapped at the entry port of the bypass pit and the entry port of the coupling flow channel. The pit controls the growth of the bubble by eating away the front end of the heating element and reducing its rear end. Moreover, the polyamide wall at the end of the pit is made semicircular to suppress the propagation of the pressure toward the coupling flow channel and to reduce the cross stroke by means of the coupling flow channel. The channel pressure wall at the end of the nozzle channel is used to reduce the flow channel resistance.
    • 本发明的热喷墨头被设计成通过可靠地捕获异物并减少横行程的影响来提高操作频率。 在本发明的热喷墨头中,通道晶片设置有喷嘴通道,耦合流动通道和墨水储存器。 在加热器晶片上形成保护层和聚酰胺层。 聚酰胺层设置有从加热元件延伸到耦合流动通道的凹坑和用于联接墨水储存器和耦合流动通道的旁路凹坑。 异物被捕获在旁路通道的入口和耦合流道的进入口。 坑通过消除加热元件的前端并减小其后端来控制气泡的生长。 此外,凹坑末端的聚酰胺壁被制成半圆形,以抑制压力朝向耦合流动通道的传播,并且通过耦合流动通道减少横冲程。 喷嘴通道末端的通道压力壁用于减小流道阻力。
    • 4. 发明授权
    • Drying device
    • 干燥装置
    • US06354015B1
    • 2002-03-12
    • US09654266
    • 2000-09-01
    • Fumihiko OgasawaraJun IsozakiYoshihiko FujimuraYumiko NambaHisayuki Kinoshita
    • Fumihiko OgasawaraJun IsozakiYoshihiko FujimuraYumiko NambaHisayuki Kinoshita
    • F26B1900
    • F26B3/283B41J11/002
    • A drying device capable of keeping substantially constant the temperature of a moving recording sheet and evenly drying it without increasing radiation heat. Though the surface temperature of a recording sheet is lower on the upstream in the drying region and the temperature of outside air blown into the drying region is lower, the temperature of the recording sheet moved in the drying region is kept substantially constant by making the output of the upstream halogen lamp larger than that of the downstream halogen lamp. Even if the airflow velocity in the drying region is different, the radiation heat amount is adjusted according to the velocity to keep substantially constant the temperature of the recording sheet moved in the drying region. Thus, the recording sheet can be evenly dried and even if a jam of the recording sheet occurs in the drying region, there is no possibility of scorching, fuming or the like. The opening of a reflector holder is closed by a plate formed of heat resisting glass, and the plate is disposed parallel to a surface of a platen. By the plate, the airflow is kept from entering the reflector to generate a turbulent flow, but the airflow having passed round the reflector holder to be guided to the platen surface passes through a space formed by the plate and the platen to be rectified. Accordingly, the wind velocity in the space becomes constant, thereby the recording sheet can be evenly dried.
    • 一种干燥装置,其能够使移动的记录纸的温度基本上保持恒定,并且在不增加辐射热的情况下均匀地干燥。 虽然记录片材的表面温度在干燥区域的上游较低,并且吹入干燥区域的外部空气的温度较低,但是通过使输出的干燥区域中移动的记录片材的温度保持基本上恒定 的上游卤素灯大于下游卤素灯。 即使干燥区域中的气流速度不同,根据速度调节辐射热量,使得在干燥区域中移动的记录纸的温度保持基本恒定。 因此,记录纸可以均匀地干燥,并且即使在干燥区域中发生记录纸的堵塞,也不可能发生焦烧,发烟等。 反射器支架的开口被由耐热玻璃形成的板封闭,并且板平行于压板的表面设置。 通过板,气流不会进入反射器以产生湍流,但是已经通过反射器支架的气流被引导到压板表面,通过由板和压板形成的空间以进行整流。 因此,空间中的风速变得恒定,从而可以使记录片材均匀地干燥。
    • 5. 发明授权
    • Ink tank, ink-jet cartridge and ink-jet recording apparatus
    • 墨盒,喷墨墨盒和喷墨记录装置
    • US5552816A
    • 1996-09-03
    • US68142
    • 1993-05-28
    • Kazuyuki OdaYoshihiko FujimuraJun Isozaki
    • Kazuyuki OdaYoshihiko FujimuraJun Isozaki
    • B41J2/01B41J2/175
    • B41J2/17513B41J2/17553
    • Ink-jet recording apparatus to reduce the change of the pressure of ink in the inside of ink discharge nozzles in an ink-jet recording apparatus as well as to improve the efficiency of use of ink. In the condition where an ink tank is used in an ink-jet recording apparatus, an ink joint provided in the lower end portion of the ink tank communicates with ink discharge nozzles of a head tip. Upon reception of air pressure from above, ink kept by a porous ink keeper stored in the inside of the ink tank is permitted to be supplied to the head tip. The ink tank is formed so that the internal volume of the ink tank increases in order from the lower portion to the upper portion. Accordingly, when the initial residual quantity of ink is relatively large, the change of the pressure (negative pressure) of ink in the inside of the head tip as caused by consumption of ink can be reduced. Further, when the residual quantity of ink is small, ink is collected into a small sectional area region in the lower portion of the ink tank. Accordingly, the finally residual quantity of ink can be reduced.
    • 喷墨记录装置,用于减少喷墨记录装置中的喷墨嘴内部的油墨的压力变化,并提高油墨的使用效率。 在喷墨记录装置中使用墨水盒的情况下,设置在墨水罐的下端部的墨水接头与头部的喷墨嘴连通。 在从上方接收到空气压力时,允许储存在墨水罐内部的多孔墨水保持器保持的墨水供应到头部尖端。 墨水罐形成为使得墨盒的内部容积从下部到上部依次增加。 因此,当油墨的初始残留量相对较大时,可以减少由油墨消耗引起的头部内部的墨水的压力(负压)的变化。 此外,当墨水的剩余量小时,墨水被收集到墨水罐的下部的小截面积区域中。 因此,可以减少油墨的最终残留量。
    • 6. 发明申请
    • PROCESS AND APPARATUS FOR FORMING PATTERN
    • 形成图案的过程和装置
    • US20090207226A1
    • 2009-08-20
    • US12364620
    • 2009-02-03
    • Hiroshi IkedaKen HashimotoMasahiko FujiiJun IsozakiKoichi SaitohNaosuke Ino
    • Hiroshi IkedaKen HashimotoMasahiko FujiiJun IsozakiKoichi SaitohNaosuke Ino
    • B41J2/01
    • B41J2/0057
    • The invention presents a pattern forming apparatus including: an intermediate transfer body; a particle supply unit, for forming a liquid receptive particle layer of a specified layer thickness by supplying liquid receptive particles, capable of receiving a recording liquid containing recording material and also capable of trapping the recording material at the surface thereof, onto the intermediate transfer body; a liquid droplet ejection unit for ejecting liquid droplets of the recording liquid on the liquid receptive particle layer on the basis of specified data, and forming a pattern of the recording material near the surface of the liquid receptive particle layer; and a transferring unit, for transferring the liquid receptive particle layer containing the recording liquid onto a transfer object, so that the pattern is placed between the transfer object (recording medium) and the liquid receptive particle layer.
    • 本发明提供了一种图案形成装置,包括:中间转印体; 颗粒供给单元,用于通过提供液体接收颗粒形成具有特定层厚度的液体接受性颗粒层,所述液体接收颗粒能够接收含有记录材料的记录液体并且还能够将其表面上的记录材料捕获到中间转印体上 ; 液滴喷射单元,用于根据指定的数据将记录液体的液滴喷射到液体接收颗粒层上,并且在液体接收颗粒层的表面附近形成记录材料的图案; 以及转印单元,用于将含有记录液体的液体接收颗粒层转印到转印体上,使得图案位于转印体(记录介质)和液体接收颗粒层之间。
    • 8. 发明申请
    • Process and apparatus for forming pattern
    • 用于形成图案的工艺和设备
    • US20060284951A1
    • 2006-12-21
    • US11444018
    • 2006-05-31
    • Hiroshi IkedaKen HashimotoMasahiko FujiiJun IsozakiKoichi SaitohNaosuke Ino
    • Hiroshi IkedaKen HashimotoMasahiko FujiiJun IsozakiKoichi SaitohNaosuke Ino
    • B41J2/01
    • B41J2/0057
    • The invention presents a pattern forming apparatus including: an intermediate transfer body; a particle supply unit, for forming a liquid receptive particle layer of a specified layer thickness by supplying liquid receptive particles, capable of receiving a recording liquid containing recording material and also capable of trapping the recording material at the surface thereof, onto the intermediate transfer body; a liquid droplet ejection unit for ejecting liquid droplets of the recording liquid on the liquid receptive particle layer on the basis of specified data, and forming a pattern of the recording material near the surface of the liquid receptive particle layer; and a transferring unit, for transferring the liquid receptive particle layer containing the recording liquid onto a transfer object, so that the pattern is placed between the transfer object (recording medium) and the liquid receptive particle layer.
    • 本发明提供了一种图案形成装置,包括:中间转印体; 颗粒供给单元,用于通过提供液体接收颗粒形成具有特定层厚度的液体接受性颗粒层,所述液体接收颗粒能够接收含有记录材料的记录液体并且还能够将其表面上的记录材料捕获到中间转印体上 ; 液滴喷射单元,用于根据指定的数据将记录液体的液滴喷射到液体接收颗粒层上,并且在液体接收颗粒层的表面附近形成记录材料的图案; 以及转印单元,用于将含有记录液体的液体接收颗粒层转印到转印体上,使得图案位于转印体(记录介质)和液体接收颗粒层之间。
    • 9. 发明授权
    • Flow rate control device, liquid-droplet ejecting device, and computer readable medium
    • 流量控制装置,液滴喷射装置和计算机可读介质
    • US08403439B2
    • 2013-03-26
    • US13112190
    • 2011-05-20
    • Kumiko TanakaJun IsozakiMasaki Kataoka
    • Kumiko TanakaJun IsozakiMasaki Kataoka
    • B41J29/38
    • B41J2/175B41J2/17596B41J2/19B41J29/38
    • A flow rate control device includes a pressure generating unit that delivers a liquid to a liquid reservoir unit including an ejecting port; a flow rate control unit that controls a flow rate of the pressure generating unit by performing a first flow rate control and a second flow rate control, the first flow rate control being to raise a pressure inside the liquid reservoir unit up to a target pressure at a first pressure change rate which is sufficiently high to float air bubbles adhering to a wall surface inside the liquid reservoir unit, the second flow rate control being to maintain the target pressure or to lower the pressure inside the liquid reservoir unit from the target pressure at a second pressure change rate lower than the first pressure change rate in order to eject air bubbles floating inside the liquid reservoir unit from the ejecting port.
    • 流量控制装置包括将液体输送到包括排出口的储液单元的压力产生单元; 流量控制单元,其通过执行第一流量控制和第二流量控制来控制所述压力发生单元的流量,所述第一流量控制是将所述储液单元内的压力升高至目标压力 第一压力变化率足够高以使附着在储液器单元内的壁面的气泡浮起,第二流量控制用于保持目标压力或者将液体储存器内部的压力从目标压力降低 第二压力变化率低于第一压力变化率,以便从排出口排出浮在储液器单元内的气泡。