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1. 发明授权

US06984010B2 Ink jet recording head, method of manufacturing the same method of driving the same, and ink jet recording apparatus incorporating the same 有权
公开(公告)号：US06984010B2
公开(公告)日：2006-01-10
申请号：US09942764
申请日：2001-08-31
申请人： Satoru Hosono , Tomoaki Takahashi , Tomohiro Sayama , Tsuyoshi Kitahara , Hirofumi Teramae , Kenji Otokita
发明人： Satoru Hosono , Tomoaki Takahashi , Tomohiro Sayama , Tsuyoshi Kitahara , Hirofumi Teramae , Kenji Otokita
IPC分类号： B41J29/393 , B41J29/38
CPC分类号： B41J2/04581 , B41J2/04588 , B41J2/04593 , B41J2/04596
摘要： After assembling an ink jet recording head which includes a plurality of nozzle orifices forming at least one nozzle row, pressure chambers each communicated with the associated nozzle orifice, pressure generating elements each generating pressure fluctuation in ink provided in the associated pressure chamber to eject an ink droplet from the associated nozzle orifice, a natural period of the ink pressure fluctuation in the pressure chamber of the assembled recording head is measured. Then the assembled recording head is classified into a plurality of ranks, based on the measured natural period.

2. 发明授权

US06811241B2 Liquid jetting head, liquid jetting apparatus incorporating the same, method and apparatus for measuring natural vibration period of the same 有权
标题翻译：液体喷射头，包括其的液体喷射装置，用于测量其本身振动周期的方法和装置
公开(公告)号：US06811241B2
公开(公告)日：2004-11-02
申请号：US10342334
申请日：2003-01-15
申请人： Keisuke Niishida , Satoru Hosono , Tomoaki Takahashi , Ryoichi Tanaka , Hirofumi Teramae
发明人： Keisuke Niishida , Satoru Hosono , Tomoaki Takahashi , Ryoichi Tanaka , Hirofumi Teramae
IPC分类号： B41J29393
CPC分类号： B41J2/04581 , B41J2/04588 , B41J2/04595 , B41J2/125
摘要： A first evaluation signal includes a first excitation element adapted to excite pressure fluctuation in liquid contained in the pressure chamber and a first ejection element which follows the excitation element after a first time period to eject a first liquid droplet from the nozzle. A second evaluation signal includes a second excitation element adapted to excite pressure fluctuation in liquid contained in the pressure chamber and a second ejection element which follows the excitation element after a second time period to eject a second liquid droplet from the nozzle which is longer than the first time period. The first evaluation signal is supplied to the pressure generating element to measure a first ejected amount of the first liquid droplet. The second evaluation signal is supplied to the pressure generating element to measure a second ejected amount of the second liquid droplet. An ejected amount ratio of the first ejected amount and the second ejected amount is calculated. A natural vibration period of a liquid jetting head based on the ejected amount ratio.
摘要翻译：第一评估信号包括适于激发包含在压力室中的液体中的压力波动的第一激励元件和在第一时间段之后跟随激励元件从喷嘴喷射第一液滴的第一喷射元件。第二评估信号包括适于激发包含在压力室中的液体中的压力波动的第二激励元件和在第二时间段之后跟随激励元件的第二喷射元件，以从喷嘴喷射比第二喷射元件长的喷嘴的第二液滴第一时间段第一评估信号被提供给压力发生元件以测量第一液滴的第一喷射量。第二评估信号被提供给压力发生元件以测量第二液滴的第二喷射量。计算第一喷射量和第二喷射量的喷射量比。基于喷射量比的液体喷射头的固有振动周期。

3. 发明授权

US06557985B2 Ink jet recording head 有权
公开(公告)号：US06557985B2
公开(公告)日：2003-05-06
申请号：US09494384
申请日：2000-01-31
申请人： Satoru Hosono , Tomoaki Takahashi
发明人： Satoru Hosono , Tomoaki Takahashi
IPC分类号： B41J2045
CPC分类号： B41J2/14274 , B41J2002/14419
摘要： In an end portion of a common ink reservoir, there is provided a narrowed area having a cross-sectional area decreased as compared with any other portion, inertance of each of ink supply channels communicating with the common ink reservoir in the narrowed area is set smaller than inertance of each of ink supply channels communicating with the common ink reservoir in any other portion than the narrowed area, inertance of each ink supply channel is set smaller as the ink supply channel is positioned at the tip of the common ink reservoir, and the volumes of pressure generating chambers are made uniform.

4. 发明授权

US06793324B2 Liquid jetting head and liquid jetting apparatus incorporating the same 有权
标题翻译：液体喷射头和包括该喷射头的液体喷射装置
公开(公告)号：US06793324B2
公开(公告)日：2004-09-21
申请号：US10378084
申请日：2003-03-04
申请人： Satoru Hosono , Hirofumi Teramae , Tomoaki Takahashi
发明人： Satoru Hosono , Hirofumi Teramae , Tomoaki Takahashi
IPC分类号： B41J204
CPC分类号： B41J2/04551 , B41J2/0456 , B41J2/0458 , B41J2/04581 , B41J2/04588 , B41J2/04593 , B41J2/04596 , B41J2/14274
摘要： A pressure generating element is associated with a pressure chamber communicated with a nozzle orifice. The pressure generating element is operable to generate pressure fluctuation in liquid contained in the pressure chamber to eject a liquid droplet from the nozzle orifice, when a drive signal is supplied thereto. An identifier is provided with ID information including a first deviation of an ejected liquid amount from a designed value when a drive signal at a first, regular drive frequency is supplied, and a second deviation of an ejected liquid amount from the designed value when a drive signal at a second, operable maximum drive frequency is supplied.
摘要翻译：压力产生元件与与喷嘴孔连通的压力室相关联。当向其提供驱动信号时，压力产生元件可操作以产生包含在压力室中的液体中的压力波动，以从喷嘴孔喷射液滴。标识符被提供有ID信息，其包括当提供第一规则驱动频率的驱动信号时喷射液体量与设计值的第一偏差，以及当驱动时喷射液体量与设计值的第二偏差提供第二可操作的最大驱动频率的信号。

5. 发明授权

US06749296B2 Ink jet recording apparatus 失效
标题翻译：喷墨记录装置
公开(公告)号：US06749296B2
公开(公告)日：2004-06-15
申请号：US09242490
申请日：1999-05-13
申请人： Minoru Usui , Noriaki Okazawa , Satoru Hosono , Tomoaki Takahashi
发明人： Minoru Usui , Noriaki Okazawa , Satoru Hosono , Tomoaki Takahashi
IPC分类号： B41J2175
CPC分类号： B41J2/17523 , B41J2/175 , B41J2/17513 , B41J2/17563 , B41J2002/14419
摘要： Grooves 21 are formed in the side of an ink supply needle 17 opposite a filter 19 in order to induce the movement of ink using capillary attraction, and so that the grooves 21 ensure that ink can flow along a path to a recording head regardless of whether an air bubble is present.
摘要翻译：凹槽21形成在墨水供应针17的与过滤器19相对的一侧，以便引起使用毛细吸引的墨的运动，并且使得凹槽21确保墨水可以沿着路径流动到记录头，而不管是否存在气泡。

6. 发明授权

US08547494B2 Display device 有权
标题翻译：显示设备
公开(公告)号：US08547494B2
公开(公告)日：2013-10-01
申请号：US13783818
申请日：2013-03-04
申请人： Hirokazu Itakura , Hitoshi Komeno , Tomoaki Takahashi
发明人： Hirokazu Itakura , Hitoshi Komeno , Tomoaki Takahashi
IPC分类号： G02F1/1333
CPC分类号： G02F1/136204 , G02F1/134363 , G02F1/13439 , G02F1/13454 , G02F1/136286 , G02F1/1368 , H01L27/0255 , H01L27/1222 , H01L27/124 , H01L27/3262 , H01L2251/5392
摘要： A display device includes a substrate, a display region having a pixel switch, and a transparent common electrode, a peripheral region having a gate signal line connected to the pixel switch, and a common connection line connected to the transparent common electrode, an insulating layer, a conductive layer, a first semiconductor film disposed between the insulating layer and the conductive layer, and a second semiconductor film disposed between the insulating layer and the conductor layer and separated from the first semiconductor film. The conductor layer is connected to the gate signal line, and the gate signal line is arranged in the display region and the peripheral region. The common connection line is arranged in the peripheral region and is connected to the transparent common electrode in the peripheral region, and the transparent common electrode is arranged in the display region.
摘要翻译：显示装置包括基板，具有像素开关的显示区域和透明公共电极，具有连接到像素开关的栅极信号线的外围区域和连接到透明公共电极的公共连接线，绝缘层导电层，设置在绝缘层和导电层之间的第一半导体膜，以及设置在绝缘层和导体层之间并与第一半导体膜分离的第二半导体膜。导体层连接到栅极信号线，栅极信号线布置在显示区域和外围区域中。公共连接线布置在周边区域中，并且连接到周边区域中的透明公共电极，并且透明公共电极布置在显示区域中。

7. 发明申请

US20120176450A1 LIQUID-EJECTING HEAD AND LIQUID-EJECTING APPARATUS 有权
标题翻译：液体喷射和液体喷射装置
公开(公告)号：US20120176450A1
公开(公告)日：2012-07-12
申请号：US13347564
申请日：2012-01-10
申请人： Fujio Akahane , Tomoaki Takahashi
发明人： Fujio Akahane , Tomoaki Takahashi
IPC分类号： B41J2/14
CPC分类号： B41J2/14233 , B41J2002/14491 , B41J2202/12
摘要： A liquid-ejecting head includes a nozzle plate having a nozzle opening that serves for liquid ejection; a channel-forming substrate including pressure-generating chambers that are in communication with the nozzle opening; a pressure generator that serves to generate pressure change in a liquid in the pressure-generating chambers; and a communication plate provided between the nozzle plate and the channel-forming substrate, the communication plate having a communication channel that forms a communication between the pressure-generating chambers and the nozzle opening. The communication plate has a circulation channel that is in communication with a common liquid chamber through the communication channel, the common liquid chamber being in communication with a plurality of the pressure-generating chambers in common.
摘要翻译：液体喷射头包括具有用于液体喷射的喷嘴开口的喷嘴板; 通道形成基板，包括与喷嘴开口连通的压力发生室; 压力发生器，用于在压力发生室中产生液体中的压力变化; 以及设置在所述喷嘴板和所述通道形成基板之间的连通板，所述连通板具有形成所述压力发生室与所述喷嘴开口之间的连通的连通通道。连通板具有通过连通通道与公共液体室连通的循环通道，公共液体室与多个压力发生室共同连通。

8. 发明申请

US20080218561A1 LIQUID-JET HEAD AND LIQUID-JET APPARATUS 有权
标题翻译：液体喷嘴和液体喷射装置
公开(公告)号：US20080218561A1
公开(公告)日：2008-09-11
申请号：US12042977
申请日：2008-03-05
申请人： Tomoaki Takahashi
发明人： Tomoaki Takahashi
IPC分类号： B41J2/045
CPC分类号： B41J2/14233 , B41J2002/14241 , B41J2002/14419 , B41J2002/14491
摘要： A liquid-jet head includes a passage-forming substrate. A plurality of pressure generating chambers communicating with nozzles. Piezoelectric elements each include a lower electrode, a piezoelectric layer and an upper electrode. Leads for the upper and lower electrodes are drawn out. In the liquid-jet head, the lower electrode is a common electrode continuously provided in the region facing the pressure generating chambers. At least an end on one side of the lower electrode in a direction perpendicular to an arrangement direction of the pressure generating chambers is positioned in the region facing the pressure generating chambers. The lead electrode for the lower electrode is provided outside of a region corresponding to a space between the pressure generating chambers. The lead electrode for the lower electrode is connected through a common lead portion extended from the lower electrode.
摘要翻译：液体喷射头包括通道形成基板。多个与喷嘴连通的压力产生室。压电元件各自包括下电极，压电层和上电极。引出上下电极的引线。在液体喷射头中，下电极是连续设置在面向压力发生室的区域中的公共电极。在与压力发生室的排列方向垂直的方向上的下电极的一侧的至少一端位于面向压力发生室的区域中。用于下电极的引线电极设置在对应于压力发生室之间的空间的区域的外侧。用于下电极的引线电极通过从下电极延伸的公共引线部分连接。

9. 发明授权

US07288874B2 Piezoelectric actuator unit, manufacturing method thereof, piezoelectric structural body, and liquid ejecting apparatus using the same 失效
标题翻译：压电致动器单元，其制造方法，压电结构体和使用该压电结构体的液体喷射装置
公开(公告)号：US07288874B2
公开(公告)日：2007-10-30
申请号：US10676254
申请日：2003-10-02
申请人： Tomoaki Takahashi
发明人： Tomoaki Takahashi
IPC分类号： H01L41/08
CPC分类号： B41J2/14274 , H01L41/0471 , H01L41/083 , Y10T29/42
摘要： The present invention is a piezoelectric actuator unit 29 having piezoelectric vibrators 33 vibrating in the lamination direction of electrode layers and piezoelectric material layers which are alternately laminated. The piezoelectric vibrators are arranged in one row in the direction of vibrator arrangement perpendicular to the lamination direction. Each of the piezoelectric vibrators includes the area on one side and the area on the other side in the direction of the vibrator width perpendicular to the lamination and vibrator arrangement directions, and either of the area on one side and the area on the other side forms active parts capable of performing piezoelectric deformation, and the other area forms inactive parts incapable of performing piezoelectric deformation, and in the adjacent piezoelectric vibrators, the arrangement of the active part and inactive part is opposite. According to the present invention, the number of nozzles of the liquid ejecting apparatus can be increased without any inconveniences.
摘要翻译：本发明是一种压电致动器单元29，具有压电振动器33，该压电振动器33沿电极层的层压方向和压电材料层交替层叠。压电振动器沿垂直于层叠方向的振动器布置方向排成一列。每个压电振动器包括垂直于层叠振动器布置方向的振动器宽度方向上的一侧的区域和另一侧的区域，并且一侧的区域和另一侧的区域中的任一个形成能够进行压电变形的有源部分，另一个区域形成不能进行压电变形的非活性部分，在相邻的压电振动器中，有源部分和非活性部分的布置相反。根据本发明，可以增加液体喷射装置的喷嘴数量，而没有任何不便。

10. 发明授权

US07239070B2 Liquid-jet head and liquid-jet apparatus 有权
标题翻译：喷液头和液体喷射装置
公开(公告)号：US07239070B2
公开(公告)日：2007-07-03
申请号：US11334442
申请日：2006-01-19
申请人： Masato Shimada , Yoshinao Miyata , Tomoaki Takahashi
发明人： Masato Shimada , Yoshinao Miyata , Tomoaki Takahashi
IPC分类号： H01L41/047 , B41J2/05
CPC分类号： B41J2/161 , B41J2/14233 , B41J2/1623 , B41J2/1628 , B41J2/1629 , B41J2/1631 , B41J2/1632 , B41J2002/14241 , B41J2002/14419 , B41J2002/14491
摘要： A liquid-jet head is provided. In the liquid-jet head, a lower electrode, as a common electrode common to a plurality of piezoelectric elements, is continuously formed as far as an outer region opposite the piezoelectric elements, an auxiliary electrode layer is provided which comprises the same layers as layers constituting a lead-out electrode, and which is electrically connected to the lower electrode located outwardly of the region opposite the piezoelectric elements, a first insulation film at least in the vicinity of an end portion of a passage-forming substrate in a direction parallel to the arrangement of the piezoelectric elements is provided with a penetrated portion in a region opposite the auxiliary electrode layer, and the auxiliary electrode layer is in contact with the lower electrode via the penetrated portion provided in the first insulation film.
摘要翻译：提供喷液头。在液体喷射头中，作为与多个压电元件共用的公共电极的下电极连续地形成为与压电元件相对的外部区域，提供辅助电极层，其包括与层相同的层构成引出电极，并且电连接到位于与压电元件相对的区域外侧的下电极;第一绝缘膜，至少在通道形成基板的端部附近，沿平行于压电元件的布置在与辅助电极层相对的区域中具有穿透部分，并且辅助电极层经由设置在第一绝缘膜中的穿透部分与下电极接触。

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