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1. 发明申请

WO2016152144A1 HEAD UNIT AND LIQUID EJECTING DEVICE 审中-公开
标题翻译：头部和液体喷射装置
公开(公告)号：WO2016152144A1
公开(公告)日：2016-09-29
申请号：PCT/JP2016/001643
申请日：2016-03-22
申请人： SEIKO EPSON CORPORATION
发明人： CHIKAMOTO, Motonori
IPC分类号： B41J2/14
CPC分类号： B41J2/04541 , B41J2/04543 , B41J2/04581 , B41J2/04588 , B41J2/04593 , B41J2/04596 , B41J2/14201 , B41J2/14233 , B41J2/145 , B41J2002/14491 , B41J2202/13
摘要：　A head unit includes: a structure; and a driver IC, the structure including a plurality of ejection sections, the plurality of ejection sections being divided into a first array and a second array that differs from the first array, each of the plurality of ejection sections including an actuator and ejecting a liquid corresponding to a drive signal applied to one end of the actuator, the driver IC including: a first block that is electrically connected to one end of the actuator included in the first array, and applies the drive signal to the actuator included in the first array; a second block that is electrically connected to one end of the actuator included in the second array, and applies the drive signal to the actuator included in the second array; and a third block that is electrically connected to the other end of the actuator included in the first array and the other end of the actuator included in the second array, and applies a hold signal to the actuator included in the first array and the actuator included in the second array, the driver IC being mounted on the structure so as to seal the actuator included in the first array and the actuator included in the second array, and the third block being situated between the first block and the second block when viewed perpendicular to a mounting surface of the driver IC that is mounted on the structure.
摘要翻译：头单元包括：结构; 以及驱动器IC，所述结构包括多个喷射部分，所述多个喷射部分被分成与所述第一阵列不同的第一阵列和第二阵列，所述多个喷射部分中的每一个包括致动器并喷射液体对应于施加到致动器的一端的驱动信号，驱动器IC包括：第一块，其电连接到包括在第一阵列中的致动器的一端，并且将驱动信号施加到包括在第一阵列中的致动器 ; 第二块，电连接到包括在第二阵列中的致动器的一端，并且将驱动信号施加到包括在第二阵列中的致动器; 以及第三块，其电连接到包括在第一阵列中的致动器的另一端，并且包括在第二阵列中的致动器的另一端，并且向包括在第一阵列中的致动器施加保持信号，并且致动器包括在第二阵列中，驱动器IC被安装在结构上以便密封包括在第一阵列中的致动器和包括在第二阵列中的致动器，并且当垂直于垂直方向观察时第三块位于第一块和第二块之间到安装在结构上的驱动器IC的安装表面。

2. 发明申请

WO2017094609A1 LIQUID EJECTING DEVICE 审中-公开
标题翻译：液体喷射装置
公开(公告)号：WO2017094609A1
公开(公告)日：2017-06-08
申请号：PCT/JP2016/084941
申请日：2016-11-25
申请人： SEIKO EPSON CORPORATION
发明人： CHIKAMOTO, Motonori
IPC分类号： B41J2/01
CPC分类号： B41J2/2142 , B41J2/2139
摘要： A liquid ejecting device includes: an ejecting section group that includes a plurality of ejecting sections that receive a drive signal and eject a liquid; an ejection state check section that checks a state of a check target ejecting section that is an ejecting section among the plurality of ejecting sections; and a check target designation data management section that manages check target designation data that designates the check target ejecting section, the check target designation data management section including a first data-holding section and a second data-holding section, and having a first management mode in which the check target designation data management section updates data held by the first data-holding section and data held by the second data-holding section, and a second management mode in which the check target designation data management section updates the data held by the second data-holding section without updating the data held by the first data-holding section.
摘要翻译：液体喷射装置包括：喷射部组，其包括接收驱动信号并喷射液体的多个喷射部; 喷射状态检查部分，其检查多个喷射部分中的作为喷射部分的检查目标喷射部分的状态; 以及检查对象指定数据管理部，其管理指定检查对象排出部的检查对象指定数据，所述检查对象指定数据管理部具有第1数据保持部和第2数据保持部，并具有第1管理模式其中，所述检查对象指定数据管理部分更新由所述第一数据保存部分保存的数据和由所述第二数据保存部分保存的数据;以及第二管理模式，其中所述检查对象指定数据管理部分更新由所述第一数据保存部分保存的数据第二数据保存部分，而不更新第一数据保存部分保存的数据。

3. 发明申请

WO2017094610A1 LIQUID EJECTING DEVICE AND EJECTION SELECTION SIGNAL GENERATION CIRCUIT 审中-公开
标题翻译：液体喷射装置和喷射选择信号发生电路
公开(公告)号：WO2017094610A1
公开(公告)日：2017-06-08
申请号：PCT/JP2016/084942
申请日：2016-11-25
申请人： SEIKO EPSON CORPORATION
发明人： CHIKAMOTO, Motonori
IPC分类号： B41J2/01
CPC分类号： B41J2/04581 , B41J2/04541 , B41J2/04588
摘要： A liquid ejecting device includes: an ejecting section group that includes a plurality of ejecting sections that can eject a liquid droplet having different sizes upon application of a drive signal, the plurality of ejecting sections including a first ejecting section and a second ejecting section; and an ejection selection section that selects an ejecting section to which the drive signal is applied from the ejecting section group in response to an ejection selection signal, the ejection selection signal including: a first ejecting section bit data group consisting of a plurality of pieces of first ejecting section control bit data including first ejecting section first control bit data and first ejecting section second control bit data that control the size of the liquid droplet to be ejected from the first ejecting section; and a second ejecting section bit data group consisting of a plurality of pieces of second ejecting section control bit data including second ejecting section first control bit data and second ejecting section second control bit data that control the size of the liquid droplet to be ejected from the second ejecting section, and the second ejecting section bit data group following the first ejecting section bit data group.
摘要翻译：液体喷射装置包括：喷射部组，其包括多个喷射部，所述多个喷射部能够在施加驱动信号时喷射具有不同尺寸的液滴，所述多个喷射部包括第一喷射部分和第二排出部分; 以及喷射选择部分，其响应于喷射选择信号从喷射部分组中选择施加有驱动信号的喷射部分，所述喷射选择信号包括：第一喷射部分比特数据组，所述第一喷射部分比特数据组由多个第一喷射部控制位数据，包括第一喷射部第一控制位数据和第一喷射部第二控制位数据，所述第一控制位数据控制从第一喷射部喷射的液滴的尺寸; 以及第二喷射部分比特数据组，其由多个第二喷射部分控制比特数据组成，所述第二喷射部分控制比特数据包括第二喷射部分第一控制比特数据和第二喷射部分第二控制比特数据，所述第二控制比特数据控制从所述第一喷射部分喷射的液滴的尺寸第二弹出部分，以及第一弹出部分比特数据组之后的第二弹出部分比特数据组。

4. 发明申请

WO2016152145A1 HEAD UNIT AND LIQUID EJECTING DEVICE 审中-公开
标题翻译：头部和液体喷射装置
公开(公告)号：WO2016152145A1
公开(公告)日：2016-09-29
申请号：PCT/JP2016/001644
申请日：2016-03-22
申请人： SEIKO EPSON CORPORATION
发明人： CHIKAMOTO, Motonori
IPC分类号： B41J2/14
CPC分类号： B41J2/04541 , B41J2/04581 , B41J2/14201 , B41J2/14233 , B41J2/145 , B41J2002/14241 , B41J2002/14362 , B41J2002/14491 , B41J2202/11
摘要：　A head unit includes: a structure; and a driver IC, the structure including: a first array that includes a plurality of ejection sections including a first ejection section that performs an ejection operation upon application of a drive signal to a first actuator, and a second ejection section that performs an ejection operation upon application of the drive signal to a second actuator; and a second array that includes a plurality of ejection sections including a third ejection section that performs an ejection operation upon application of the drive signal to a third actuator, and a fourth ejection section that performs an ejection operation upon application of the drive signal to a fourth actuator, the driver IC including: a first electrode group that includes a plurality of electrodes including a first electrode that is electrically connected to one end of the first actuator and supplies the drive signal to the first actuator, and a second electrode that is electrically connected to one end of the second actuator and supplies the drive signal to the second actuator; a second electrode group that includes a plurality of electrodes including a third electrode that is electrically connected to one end of the third actuator and supplies the drive signal to the third actuator, and a fourth electrode that is electrically connected to one end of the fourth actuator and supplies the drive signal to the fourth actuator; a third electrode group that includes a plurality of electrodes that are electrically connected to the other end of the first actuator and the other end of the second actuator; and a fourth electrode group that includes a plurality of electrodes that are electrically connected to the other end of the third actuator and the other end of the fourth actuator, wherein, when the driver IC is viewed perpendicular to a mounting surface of the driver IC that is mounted on the structure, the third electrode group is arranged along one side of the driver IC, the fourth electrode group is arranged along a side of the driver IC that differs from the one side, and an area in which the first electrode group and the second electrode group are arranged is situated between an area in which the third electrode group is arranged and an area in which the fourth electrode group is arranged.
摘要翻译：头单元包括：结构; 以及驱动器IC，所述结构包括：第一阵列，其包括多个喷射部，所述第一喷射部包括在对第一致动器施加驱动信号时执行喷射操作的第一喷射部，以及执行喷射操作的第二喷射部在将驱动信号施加到第二致动器时; 以及第二阵列，其包括多个喷射部，包括第三喷射部，其在对第三致动器施加驱动信号时执行喷射操作;以及第四喷射部，其在将驱动信号施加到所述驱动器IC包括：第一电极组，其包括多个电极，所述第一电极包括电连接到所述第一致动器的一端的第一电极，并将所述驱动信号提供给所述第一致动器;以及第二电极，连接到第二致动器的一端并将驱动信号提供给第二致动器; 第二电极组，其包括多个电极，包括电连接到第三致动器的一端的第三电极，并将驱动信号提供给第三致动器;以及第四电极，电连接到第四致动器的一端并将驱动信号提供给第四致动器; 第三电极组，其包括电连接到所述第一致动器的另一端和所述第二致动器的另一端的多个电极; 以及第四电极组，其包括电连接到第三致动器的另一端和第四致动器的另一端的多个电极，其中，当驱动器IC垂直于驱动器IC的安装表面观察时，安装在结构上，第三电极组沿着驱动器IC的一侧布置，第四电极组沿着驱动器IC的与一侧不同的一侧布置，并且第一电极组和布置第二电极组位于布置第三电极组的区域和布置第四电极组的区域之间。

5. 发明公开

EP3450174A1 PRINT HEAD 有权
公开(公告)号：EP3450174A1
公开(公告)日：2019-03-06
申请号：EP18191101.7
申请日：2018-08-28
申请人： Seiko Epson Corporation
发明人： CHIKAMOTO, Motonori
IPC分类号： B41J2/14 , B41J2/16 , H01L23/00 , H05K1/02
摘要： A print head includes an ejection unit that ejects liquid when a piezoelectric element is driven; a driving IC that includes a circuit element and wiring, and that controls driving of the ejection unit; a relay substrate that transfers a signal for controlling driving of the piezoelectric element; an energization bump that is located between the driving IC and the relay substrate, that is physically coupled to the driving IC and the relay substrate, and that electrically couples the driving IC and the relay substrate to each other by using an electrode arranged on a surface of a resin; and an inspection bump that is located between the driving IC and the relay substrate, that is physically coupled to the driving IC and the relay substrate, and that does not electrically couple the driving IC and the relay substrate to each other by using an electrode arranged on a surface of a resin. The energization bump overlaps at least one of the circuit element and the wiring in a plan view. The inspection bump does not overlap the circuit element and the wiring in the plan view.

6. 发明授权

EP3383659B1 LIQUID EJECTING DEVICE 有权
公开(公告)号：EP3383659B1
公开(公告)日：2020-08-19
申请号：EP16870546.5
申请日：2016-11-25
申请人： Seiko Epson Corporation
发明人： CHIKAMOTO, Motonori
IPC分类号： B41J2/01 , B41J2/045 , B41J2/14 , B41J2/21

7. 发明公开

EP3450175A1 LIQUID EJECTING APPARATUS 有权
公开(公告)号：EP3450175A1
公开(公告)日：2019-03-06
申请号：EP18191103.3
申请日：2018-08-28
申请人： Seiko Epson Corporation
发明人： CHIKAMOTO, Motonori , MATSUYAMA, Toru
IPC分类号： B41J2/14 , B41J2/045
摘要： There is provided a liquid ejecting apparatus including: a nozzle row that includes a plurality of nozzles which includes a first nozzle which ejects a liquid by driving a first piezoelectric element, a second nozzle which ejects the liquid by driving a second piezoelectric element, and a third nozzle which ejects the liquid by driving a third piezoelectric element; a driving circuit that generates a plurality of voltage waveforms which include a first voltage waveform for driving the piezoelectric element so as to eject the liquid from the nozzle included in the nozzle row and a second voltage waveform which drives the piezoelectric element to such an extent that the liquid is not ejected from the nozzle included in the nozzle row; a switching IC that includes a plurality of switching circuits which include a first switching circuit which switches whether or not to supply the voltage waveform to the first piezoelectric element, a second switching circuit which switches whether or not to supply the voltage waveform to the second piezoelectric element, and a third switching circuit which switches whether or not to supply the voltage waveform to the third piezoelectric element; and a protective substrate that is provided with the switching IC and is disposed so as to electrically connect the first switching circuit and the first piezoelectric element, to transmit the voltage waveform, and to protect the first piezoelectric element, in which the first switching circuit is switched so that the first voltage waveform is supplied to the first piezoelectric element corresponding to the first nozzle which ejects the liquid, the second switching circuit is switched so that the second voltage waveform is supplied to the second piezoelectric element corresponding to the second nozzle which does not eject the liquid, and the third switching circuit is switched so that none of the plurality of voltage waveforms is supplied to the third piezoelectric element corresponding to the third nozzle which does not eject the liquid.

8. 发明公开

EP3505349A1 PIEZOELECTRIC PRINT HEAD AND PIEZOELECTRIC INK JET PRINTER 有权
公开(公告)号：EP3505349A1
公开(公告)日：2019-07-03
申请号：EP18248128.3
申请日：2018-12-28
申请人： Seiko Epson Corporation
发明人： CHIKAMOTO, Motonori
IPC分类号： B41J2/045 , B41J2/14
摘要： A piezoelectric print head includes a first discharge section, a second discharge section, a third discharge section, a first switch corresponding to the first discharge section, a second switch corresponding to the second discharge section, and a third switch corresponding to the third discharge section. The second discharge section is located between the first discharge section and the third discharge section, the first switch and the third switch are switched in accordance with a print signal in synchronization with a first clock, the second switch is switched in accordance with a print signal in synchronization with a second clock, in a first period, the print signal synchronized with the second clock is transferred and the print signal synchronized with the first clock is not transferred, and in a second period, the print signal synchronized with the second clock is not transferred and the print signal synchronized with the first clock is transferred.

9. 发明授权

EP3450175B1 LIQUID EJECTING APPARATUS 有权
公开(公告)号：EP3450175B1
公开(公告)日：2020-10-28
申请号：EP18191103.3
申请日：2018-08-28
申请人： Seiko Epson Corporation
发明人： CHIKAMOTO, Motonori , MATSUYAMA, Toru
IPC分类号： B41J2/14 , B41J2/045

10. 发明公开

EP3406450A1 LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS 审中-公开
公开(公告)号：EP3406450A1
公开(公告)日：2018-11-28
申请号：EP18163232.4
申请日：2018-03-22
申请人： Seiko Epson Corporation
发明人： CHIKAMOTO, Motonori , MATSUYAMA, Toru
IPC分类号： B41J2/14
CPC分类号： B41J2/14201 , B41J2/0455 , B41J2/04581 , B41J2/14233 , B41J2002/14241 , B41J2002/14419 , B41J2002/14491 , B41J2202/18
摘要： A liquid ejecting head includes an ejecting section including a pressure chamber filled with liquid, a communicating flow channel communicating with a nozzle which ejects the liquid filling the pressure chamber, a vibration plate constituting the wall surface of the pressure chamber, and a piezoelectric element driven with a drive signal, a circuit substrate provided above the ejecting section, a switch circuit which is provided on the circuit substrate and switches between supply and shut-off of the drive signal to the piezoelectric element, and a reserve chamber which reserves the liquid to be supplied to the pressure chamber. The piezoelectric element is provided in a sealed space defined by a plurality of members including the circuit substrate and the ejecting section, the pressure chamber includes an inlet port allowing the liquid within the reserve chamber to flow into the pressure chamber, an outlet port allowing the liquid within the pressure chamber to flow to the reserve chamber, and a supply port allowing the liquid within the pressure chamber to be supplied to the communicating flow channel, and at least when the piezoelectric element is driven, in the pressure chamber, the liquid flows from the inlet port to at least one of the outlet port and the supply port.

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