公开(公告)号：US20130286114A1

公开(公告)日：2013-10-31

申请号：US13850397

申请日：2013-03-26

Applicant: SEIKO EPSON CORPORATION

Inventor： Koji ITO ,  Masato MURAYAMA ,  Ryoji FUJIMORI ,  Koji HARADA ,  Tsuyoshi HAYASHI

IPC: B41J2/18

CPC classification number: B41J2/17596 ,  B41J2/175 ,  B41J2/18

Abstract: A liquid ejecting apparatus includes a liquid ejecting head, an ink supply tube that supplies ink to the liquid ejecting head, a pressure control valve that opens as a result of depressurization on the liquid ejecting head side, a check valve provided upstream from the pressure control valve, an ink circulation tube that is connected at both ends to the ink supply tube between the pressure control valve and the check valve, and a tube pump provided in the ink circulation tube; in this configuration, by providing at least one of an ink return tube and a liquid reservoir portion that is capable of holding liquid in a liquid flow channel in a pressurized state, a rise in pressure within a circulating flow channel caused by pump operations can be suppressed.

Abstract translation: 液体喷射装置包括液体喷射头，向喷液头供墨的供墨管，由液体喷射头侧减压而打开的压力控制阀，设置在压力控制器上游的止回阀 阀，在两端连接到压力控制阀和止回阀之间的供墨管的油墨循环管和设置在油墨循环管中的管式泵; 在该结构中，通过设置能够在加压状态下将液体保持在液体流路中的回墨管和储液部中的至少一个，由泵操作引起的循环流路内的压力上升可以是 被压制

公开(公告)号：US20230044713A1

公开(公告)日：2023-02-09

申请号：US17816862

申请日：2022-08-02

Applicant: SEIKO EPSON CORPORATION

Inventor： Ryoji FUJIMORI ,  Jun HIGUCHI

IPC: B41J2/165

Abstract: A liquid ejecting apparatus includes a liquid ejecting portion, a strip member, and a supply portion capable of supplying a reaction liquid having a component that cures ink to the strip member, the strip member being provided so as to be able to set a receiving region that receives any one of ink and reaction liquid discharged as waste liquid from a nozzle of the liquid ejecting portion and a contact region that comes into contact with the liquid ejecting portion when any one of ink and reaction liquid is collected, and the supply portion supplies the reaction liquid to a supply region set in the strip member between the contact region and a position farthest from the contact region in the receiving region.

公开(公告)号：US20170217176A1

公开(公告)日：2017-08-03

申请号：US15421078

申请日：2017-01-31

Applicant: SEIKO EPSON CORPORATION

Inventor： Masahiko SATO ,  Ryoji FUJIMORI ,  Kaoru KOIKE ,  Shigenori NAKAGAWA

IPC: B41J2/14

CPC classification number: B41J2/18 ,  B41J2/04581 ,  B41J2/14201 ,  B41J2/175 ,  B41J2/17556

Abstract: There is provided an ejecting unit for ejecting a first fluid from nozzles, including: a first connection port to flow the first fluid; a second connection port to flow a second fluid; a driving portion configured to eject the first fluid in a flow path which communicates with the first connection port and the nozzles, from the nozzles; a first chamber that communicates with the second connection port; and a second chamber that communicates with the second connection port.

公开(公告)号：US20160229189A1

公开(公告)日：2016-08-11

申请号：US14929852

申请日：2015-11-02

Applicant: Seiko Epson Corporation

Inventor： Masahiro KARASAWA ,  Satoru KOBAYASHI ,  Hiroshi NOSE ,  Naoki NAITO ,  Ryoji FUJIMORI ,  Takeshi IWAMURO ,  Yuji AOKI

IPC: B41J2/175

CPC classification number: B41J2/175 ,  B41J2/17513 ,  B41J2/17523 ,  B41J2/17553

Abstract: A liquid container 16 mountable to a printing apparatus 11 that performs printing by discharging a liquid and capable of storing a liquid supplied in a pressurized state is provided with a liquid introduction part 47 through which the liquid is introduced, a tank 38 capable of storing the liquid introduced from the liquid introduction part 47, and a liquid supply part 48 that supplies the liquid in the tank 38 to a printing apparatus 11, and the tank 38 is molded to have flexibility.

Abstract translation: 可以安装到通过排出液体并且能够储存以加压状态供应的液体进行打印的打印装置11的液体容器16设置有引入液体的液体引入部47，能够存储液体的罐38 从液体引入部分47引入的液体以及将液体38中的液体供应到打印装置11的液体供应部分48，并且将罐38模制成具有柔性。

公开(公告)号：US20190061353A1

公开(公告)日：2019-02-28

申请号：US16111050

申请日：2018-08-23

Applicant: SEIKO EPSON CORPORATION

Inventor： Kazutoshi SHIMIZU ,  Toshio NAKATA ,  Ryoji FUJIMORI ,  Shuhei HARADA ,  Noritaka MITSUO

IPC: B41J2/165

CPC classification number: B41J2/16505 ,  B41J2/165 ,  B41J2/16508

Abstract: A cap device is designed to form a space surrounding an opening of a nozzle of a liquid ejecting head when the cap device is in contact with the liquid ejecting head including the nozzle for ejecting a liquid, and includes a moisturizing chamber to which a moisturizing fluid for moisturizing the above space is supplied, and a partition wall having gas permeability and configured to partition the space and the moisturizing chamber, where part of the partition wall is formed of a flexible portion.

公开(公告)号：US20180029368A1

公开(公告)日：2018-02-01

申请号：US15656841

申请日：2017-07-21

Applicant: SEIKO EPSON CORPORATION

Inventor： Toshio NAKATA ,  Ryoji FUJIMORI

IPC: B41J2/165

CPC classification number: B41J2/16505 ,  B41J2/165 ,  B41J2/16508 ,  B41J2/16517

Abstract: A capping device includes a moisturizing cap which is brought into contact with a liquid ejecting unit configured to eject a liquid from a nozzle so as to allow forming of a space including the nozzle, a connection flow channel which is connected to the moisturizing cap, and a moisturizing liquid supply unit which is connected to the connection flow channel, includes a moisturizing liquid storage unit configured to allow storing of a moisturizing liquid, and allows a supply of the moisturizing liquid to the moisturizing liquid storage unit so as to cause a liquid surface of the moisturizing liquid in the moisturizing liquid storage unit to be a first position. The moisturizing cap includes an atmospheric communication portion configured to open the space to an atmosphere.

公开(公告)号：US20170036448A1

公开(公告)日：2017-02-09

申请号：US15212602

申请日：2016-07-18

Applicant: SEIKO EPSON CORPORATION

Inventor： Masato MURAYAMA ,  Ryoji FUJIMORI ,  Yuji AOKI ,  Toru SAITO ,  Masakazu OHASHI ,  Keiichiro YOSHINO ,  Satoru KOBAYASHI

IPC: B41J2/175

CPC classification number: B41J2/175 ,  B41J2/14145 ,  B41J2/16508 ,  B41J2/16523 ,  B41J2/16526 ,  B41J2/16532 ,  B41J2/17563 ,  B41J2/17596

Abstract: A liquid ejecting apparatus includes a liquid ejector that ejects a liquid, a liquid supply flow path that connects a liquid supply source and the liquid ejector, a plurality of branch flow paths provided in the liquid supply flow path, filters that are disposed separately in each of the branch flow paths, and a flow path opening/closing mechanism that opens and closes the branch flow paths.

Abstract translation: 液体喷射装置包括喷射液体的液体喷射器，连接液体供应源和液体喷射器的液体供应流动路径，设置在液体供应流动路径中的多个分支流动路径，分别设置在每个 的分支流路，以及开闭分支流路的流路开闭机构。

公开(公告)号：US20160031225A1

公开(公告)日：2016-02-04

申请号：US14814332

申请日：2015-07-30

Applicant: SEIKO EPSON CORPORATION

Inventor： Ryoji FUJIMORI ,  Takeshi IWAMURO ,  Naoki NAITO ,  Shunsuke KURAMATA ,  Keiichiro YOSHINO ,  Satoru KOBAYASHI

IPC: B41J2/175

CPC classification number: B41J2/17566 ,  B41J2/17509 ,  B41J2/17513 ,  B41J2/17523 ,  B41J2/17553 ,  B41J2002/17516

Abstract: A liquid supply system includes a common mounting portion into which a first liquid storage body capable of storing a liquid and a substitute mounting body which is connected to a second liquid storage body capable of storing a liquid can be exchangeably mounted, a mounting target detection unit capable of detecting whether or not the first liquid storage body and the substitute mounting body are mounted to the common mounting portion, a pressurization supply unit which supplies the liquid which is stored in the second liquid storage body to the substitute mounting body under pressure, and a control unit which drives the pressure supply unit when a plurality of control conditions are satisfied.

Abstract translation: 液体供给系统包括：公共安装部，能够容纳液体的第一液体储存体和连接到能够储存液体的第二储液体的替代安装体可以可更换地安装在其中;安装对象检测单元 能够检测第一液体存储体和替代安装体是否安装在公共安装部分;加压供应单元，其将存储在第二液体存储体中的液体在压力下供给到替代安装体;以及 控制单元，其在满足多个控制条件时驱动所述供压单元。

公开(公告)号：US20150273842A1

公开(公告)日：2015-10-01

申请号：US14660512

申请日：2015-03-17

Applicant: SEIKO EPSON CORPORATION

Inventor： Yuji AOKI ,  Naoki NAITO ,  Takeshi IWAMURO ,  Ryoji FUJIMORI ,  Keiichiro YOSHINO

IPC: B41J2/175

CPC classification number: B41J2/17503 ,  B41J2/17509 ,  B41J2/17513 ,  B41J2/1752 ,  B41J2/17523 ,  B41J2/17553 ,  B41J2002/17516

Abstract: A liquid container is configured to be detachably attached to a liquid container storage section having a liquid supply section, and a damping section including a movement section that seals off one end of a recess space and is movable in a direction of compression in which air of the recess space is compressed, and an urging section that urges the movement section in a direction opposite to the direction of compression. The liquid container includes a liquid lead-out section configured to be connected to the liquid supply section, and an abutment section arranged on a same side as a side section to which the liquid lead-out section is provided, and abuttable against the movement section in a direction of mounting that matches the direction of compression when the liquid container moves in the direction of mounting with respect to the liquid container storage section.

Abstract translation: 液体容器被构造成可拆卸地附接到具有液体供应部分的液体容器存储部分，以及阻尼部分，其包括移动部分，该运动部分密封凹部空间的一端并且可沿压缩方向移动， 凹部空间被压缩，以及沿与压缩方向相反的方向推动运动部的推动部。 液体容器包括被配置为连接到液体供应部分的液体引出部分，以及设置在与设置有液体引出部分的侧部相同侧的邻接部分，并抵靠运动部分 在液体容器相对于液体容器收容部沿安装方向移动时，与安装方向一致。

公开(公告)号：US20140285589A1

公开(公告)日：2014-09-25

申请号：US14295954

申请日：2014-06-04

Applicant: SEIKO EPSON CORPORATION

Inventor： Koji ITO ,  Masato MURAYAMA ,  Ryoji FUJIMORI ,  Koji HARADA ,  Tsuyoshi HAYASHI

IPC: B41J2/175

CPC classification number: B41J2/17596 ,  B41J2/175 ,  B41J2/18

Abstract: A liquid ejecting apparatus includes a liquid ejecting head, an ink supply tube that supplies ink to the liquid ejecting head, a pressure control valve that opens as a result of depressurization on the liquid ejecting head side, a check valve provided upstream from the pressure control valve, an ink circulation tube that is connected at both ends to the ink supply tube between the pressure control valve and the check valve, and a tube pump provided in the ink circulation tube; in this configuration, by providing at least one of an ink return tube and a liquid reservoir portion that is capable of holding liquid in a liquid flow channel in a pressurized state, a rise in pressure within a circulating flow channel caused by pump operations can be suppressed.

Abstract translation: 液体喷射装置包括液体喷射头，向喷液头供墨的供墨管，由液体喷射头侧减压而打开的压力控制阀，设置在压力控制器上游的止回阀 阀，在两端连接到压力控制阀和止回阀之间的供墨管的油墨循环管和设置在油墨循环管中的管式泵; 在该结构中，通过设置能够在加压状态下将液体保持在液体流路中的回墨管和储液部中的至少一个，由泵操作引起的循环流路内的压力上升可以是 被压制