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公开(公告)号：US20120229553A1
公开(公告)日：2012-09-13
申请号：US13413619
申请日：2012-03-06
申请人： Hiroshige Owaki , Haruhisa Uezawa
发明人： Hiroshige Owaki , Haruhisa Uezawa
IPC分类号： B41J29/393
CPC分类号： B41J2/14233 , B41J2/04563 , B41J2/04581 , B41J2/055 , B41J2002/14241
摘要： A liquid ejection head includes a nozzle plate on which nozzle openings for ejecting liquid are provided, a flow path formation substrate on which pressure generation chambers communicating with the nozzle openings are provided, communicating portions in which the liquid to be supplied to the pressure generation chambers is stored, and piezoelectric elements which generate pressure change in the liquid in the pressure generation chambers. In the liquid ejection head, a thermistor is arranged on a surface of the flow path formation substrate at an opposite side to the nozzle openings and one lead wiring of the thermistor is connected to wiring layers which are formed on the surface of the flow path formation substrate in a state where one side ends of the wiring layers face to the communicating portions.
摘要翻译： 液体喷射头包括：喷嘴板，在喷嘴板上设置用于喷射喷嘴的喷嘴开口;流路形成基板，在其上设置有与喷嘴开口连通的压力产生室，连通部分，供应给压力产生室的液体 以及在压力发生室中的液体中产生压力变化的压电元件。 在液体喷射头中，热敏电阻设置在与喷嘴开口相反侧的流路形成基板的表面上，热敏电阻的一个引线连接到形成在流路形成表面上的布线层 在布线层的一侧端部与连通部相对的状态下的基板。
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公开(公告)号：US20120069098A1
公开(公告)日：2012-03-22
申请号：US13236499
申请日：2011-09-19
申请人： Haruhisa Uezawa
发明人： Haruhisa Uezawa
IPC分类号： B41J2/05
摘要： In the heating flow path unit, the entrance-side sealing member has an inflow restriction portion which restricts flow of liquid on a portion corresponding to an individual entrance-side opening of a liquid flow path in which flow rate is relatively high among the liquid flow paths.
摘要翻译： 在加热流路单元中，入口侧密封构件具有流入限制部，该流入限制部限制液体流在与液体流量相对较高的液体流路的单个入口侧开口对应的部分 路径。
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公开(公告)号：US08403450B2
公开(公告)日：2013-03-26
申请号：US13081198
申请日：2011-04-06
IPC分类号： B41J29/38
CPC分类号： B41J2/14274 , B41J2002/14362 , B41J2202/08
摘要： A liquid ejection head including: a flow channel unit including a nozzle plate, and a flow-channel-containing substrate (FCC), the nozzle plate and the FCC being laminated, a head case formed with a common liquid flow channel configured to supply the liquid to the reservoir and joined to the FCC on the side opposite from the nozzle plate; a heater configured to heat the nozzle plate; a head cover heated by the heater and formed with a bottom surface portion opposing the nozzle plate on the side opposite from the head case, wherein a distal end of the head cover comes into abutment with a portion between an area of the nozzle plate corresponding to the reservoir and an area formed with the nozzle row, and a void is formed between the area of the nozzle plate corresponding to the reservoir and the head cover.
摘要翻译： 一种液体喷射头，包括：流路单元，其包括喷嘴板和含流路的基板（FCC），所述喷嘴板和所述FCC层压，形成有公共液体流路的头部壳体， 液体到储存器并且在与喷嘴板相对的一侧上接合到FCC; 配置为加热喷嘴板的加热器; 由所述加热器加热并形成与所述喷嘴板相对的所述喷嘴板的与所述头壳体相反的一侧的底表面部分的头罩，其中所述头罩的远端与所述喷嘴板的与所述喷嘴板的相对应的区域之间的部分邻接 储存器和形成有喷嘴列的区域，并且在对应于储存器的喷嘴板的区域和盖罩之间形成空隙。
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公开(公告)号：US08398213B2
公开(公告)日：2013-03-19
申请号：US13230383
申请日：2011-09-12
申请人： Haruhisa Uezawa
发明人： Haruhisa Uezawa
IPC分类号： B41J2/05
CPC分类号： B41J2/14274 , B41J2/18 , B41J2002/14362 , B41J2002/14403 , B41J2002/14419 , B41J2202/08 , B41J2202/12
摘要： A liquid ejecting head unit includes a flow path unit including a flow path communicating with a plurality of nozzles, a head case in which a common liquid flow path for supplying liquid to the flow path of the flow path unit is formed and to which the flow path unit is bonded, a flow path member which is bonded to the head case at the side opposite to the side to which the flow path unit is bonded and includes an upstream-side flow path for supplying liquid to the common liquid flow path, a heater which is mounted on a side face of the head case and is capable of generating heat, and a metal plate a portion of which is bonded to the heater and other portions of which are opposed to a portion of the flow path member.
摘要翻译： 液体喷射头单元包括流路单元，该流路单元包括与多个喷嘴连通的流路，其中形成有用于向流路单元的流路供给液体的公共液流路径，其中流体 路径单元结合，流路构件，其在与流路单元接合侧相反的一侧接合到头箱，并且包括用于向公共液体流路供给液体的上游侧流路， 加热器，其安装在头箱的侧面上并且能够产生热量;金属板，其一部分结合到加热器，并且其中一部分与流路部件的一部分相对。
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公开(公告)号：US20070273737A1
公开(公告)日：2007-11-29
申请号：US11752792
申请日：2007-05-23
申请人： Haruhisa Uezawa
发明人： Haruhisa Uezawa
IPC分类号： B41J2/19
CPC分类号： B41J2/19 , B41J2/17523 , B41J2/17563
摘要： A liquid ejecting apparatus includes a first flow path for supplying liquid, a second flow path that communicates with the first flow path, a filter disposed to face communication holes of the first and second flow paths, and an air bubble locking section that locks an air bubble in the communication hole of the second flow path at a time when the air bubble is discharged from the second flow path through the filter.
摘要翻译： 液体喷射装置包括用于供应液体的第一流动路径，与第一流动路径连通的第二流动路径，设置成面对第一和第二流动路径的连通孔的过滤器和锁定空气的气泡锁定部分 在气泡从第二流路通过过滤器排出时，在第二流路的连通孔内起泡。
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6.发明授权Liquid ejecting head, liquid ejecting head unit and liquid ejecting apparatus 有权液体喷射头，液体喷射头单元和液体喷射装置公开(公告)号：US08740365B2
公开(公告)日：2014-06-03
申请号：US13526299
申请日：2012-06-18
申请人： Haruhisa Uezawa , Shunsuke Watanabe
发明人： Haruhisa Uezawa , Shunsuke Watanabe
CPC分类号： B41J2/18 , B41J2/14233 , B41J2/17593 , B41J2202/12
摘要： A liquid ejecting head includes a liquid channel having a pressure generating chamber communicated with a nozzle opening that ejects liquid, and a first liquid chamber installed at one end of the pressure generating chamber to communicate a plurality of pressure generating chambers; a pressure generating unit for changing pressure in the pressure generating chamber so that liquid is discharged from the nozzle opening; a heating unit for heating liquid in the liquid channel at an upstream of the pressure generating chamber; a second liquid chamber installed at the other end of the pressure generating chamber; and a circulating channel formed among a pressure generating chamber group having at least one pressure generating chamber to connect the first liquid chamber and the second liquid chamber.
摘要翻译： 液体喷射头包括具有与喷射液体的喷嘴开口连通的压力产生室的液体通道，以及安装在压力发生室的一端以连通多个压力产生室的第一液体室; 压力发生单元，用于改变压力发生室中的压力，使得液体从喷嘴开口排出; 加热单元，用于在压力发生室的上游加热液体通道中的液体; 安装在所述压力发生室的另一端的第二液体室; 以及在具有至少一个压力发生室的压力发生室组之间形成的循环通道，以连接第一液体室和第二液体室。
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公开(公告)号：US08336978B2
公开(公告)日：2012-12-25
申请号：US13236499
申请日：2011-09-19
申请人： Haruhisa Uezawa
发明人： Haruhisa Uezawa
摘要： In the heating flow path unit, the entrance-side sealing member has an inflow restriction portion which restricts flow of liquid on a portion corresponding to an individual entrance-side opening of a liquid flow path in which flow rate is relatively high among the liquid flow paths.
摘要翻译： 在加热流路单元中，入口侧密封构件具有流入限制部，该流入限制部限制液体流在与液体流量相对较高的液体流路的单个入口侧开口对应的部分 路径。
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8.发明申请公开(公告)号：US20110242237A1
公开(公告)日：2011-10-06
申请号：US13077895
申请日：2011-03-31
申请人： Haruhisa Uezawa
发明人： Haruhisa Uezawa
IPC分类号： B41J2/18
CPC分类号： B41J29/02 , B41J2/14233 , B41J2/1707 , B41J2/17563 , B41J2/18 , B41J2202/12
摘要： A liquid ejecting head includes a plurality of nozzle openings, a first flow path, a supply path, a recovery path, a first filter, a second filter, and a second flow path. The nozzle openings eject a liquid, the first flow path is communicated with the plurality of nozzle openings and the liquid is circulated through the first flow path. The supply path supplies the liquid to the first flow path from the outside, and the recovery path recovers the liquid from the first flow path to the outside. The first filter is provided in the supply path and the second filter is provided in the recovery path. The second flow path connects the supply path provided in the upstream side of the first filter and the recovery path provided in downstream side of the second filter.
摘要翻译： 液体喷射头包括多个喷嘴开口，第一流路，供应路径，恢复路径，第一过滤器，第二过滤器和第二流路。 喷嘴开口喷出液体，第一流路与多个喷嘴开口连通，液体通过第一流路循环。 供给路径将液体从外部供给到第一流路，回收路径将液体从第一流路回收到外部。 第一过滤器设置在供给路径中，第二过滤器设置在回收路径中。 第二流路连接设置在第一过滤器的上游侧的供给路径和设置在第二过滤器的下游侧的回收路径。
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9.发明申请公开(公告)号：US20110242236A1
公开(公告)日：2011-10-06
申请号：US13076334
申请日：2011-03-30
申请人： Haruhisa Uezawa
发明人： Haruhisa Uezawa
IPC分类号： B41J2/18
CPC分类号： B41J2/18 , B41J2/14233 , B41J29/02 , B41J2202/11
摘要： A liquid ejecting head comprising, a plurality of nozzle openings, a first flow passage, a circulation flow passage, a filter chamber, and a bypass flow passage, an inner diameter of the bypass flow passage is larger than a diameter of the hole of the filter,the inner diameter of the bypass flow passage is larger than a diameter of the nozzle opening, anda flow passage resistance of the bypass flow passage is larger than a flow passage resistance of the circulation flow passage from a branch point where the bypass flow passage branches from the supply passage to a junction point where the bypass flow passage merges into the collection passage.
摘要翻译： 一种液体喷射头，包括多个喷嘴开口，第一流动通道，循环流动通道，过滤室和旁通流动通道，旁通流动通道的内径大于 过滤器，旁通流路的内径大于喷嘴开口的直径，旁通流路的流路阻力大于来自旁路流量的分支点的循环流路的流路阻力 通道从供应通道分支到旁路流动通道合并到收集通道中的连接点。
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公开(公告)号：US09056467B2
公开(公告)日：2015-06-16
申请号：US13271506
申请日：2011-10-12
申请人： Akio Yamamori , Haruhisa Uezawa
发明人： Akio Yamamori , Haruhisa Uezawa
CPC分类号： B41J2/14274 , B41J2/04528 , B41J2/04531 , B41J2/04563 , B41J2/04581 , B41J2202/08 , B41J2202/12
摘要： A liquid ejecting head unit includes: a liquid ejecting head that ejects a liquid through nozzles by driving a pressure generation element to cause the pressure within a pressure chamber to fluctuate; a flow channel member in which is formed a flow channel that supplies the liquid to a head flow channel of the liquid ejecting head; a substrate, mounted to a side surface of the flow channel member, on which is mounted an electrical component for supplying power to the pressure generation element; and a temperature measurement device provided on the surface of the substrate that faces the flow channel member. Here, the flow channel member includes an opening that passes therethrough toward the flow channel; and the temperature of the liquid within the flow channel is measured by the temperature measurement device that is provided facing the opening.
摘要翻译： 液体喷射头单元包括：液体喷射头，其通过驱动压力产生元件使压力室内的压力波动而喷射液体; 流路构件，其形成有将液体供给到液体喷射头的头部流路的流路; 安装在所述流路构件的侧面上的基板，在所述基板上安装有用于向所述压力产生元件供电的电气部件; 以及设置在所述基板的面向所述流路部件的表面上的温度测量装置。 这里，流路构件包括朝向流动通道穿过的开口; 并且通过面向开口设置的温度测量装置测量流动通道内的液体的温度。
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