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：US20240351341A1

公开(公告)日：2024-10-24

申请号：US18635237

申请日：2024-04-15

Applicant: SEIKO EPSON CORPORATION

Inventor： Hirokazu FUJII ,  Satoru KOBAYASHI

IPC: B41J2/175

CPC classification number: B41J2/17566 ,  B41J2/1752 ,  B41J2/17526 ,  B41J2/17546 ,  B41J2002/17569

Abstract: A method for controlling a liquid discharge device includes, using, for discharge, when a remaining amount in one liquid storage portion used for discharge among three or more liquid storage portions mounted on a mounting portion on which three or more liquid storage portions of the same type can be mounted falls below a threshold value, liquid stored in a liquid storage portion having a minimum remaining amount among the liquid storage portions having a remaining amount equal to or greater than the threshold value.

公开(公告)号：US20230391096A1

公开(公告)日：2023-12-07

申请号：US18329966

申请日：2023-06-06

Applicant: SEIKO EPSON CORPORATION

Inventor： Azusa NEI ,  Satoru KOBAYASHI ,  Jun SHIMAZAKI

IPC: B41J2/175

CPC classification number: B41J2/1754

Abstract: A liquid accommodation body to be connected to a liquid ejection device for ejecting liquid, the liquid accommodation body including a container that has an inlet section with an inlet through which liquid is introduced and that contains the liquid; a cap that seals the inlet by covering the inlet section; and a lead out section that leads liquid to the liquid ejection device; wherein when the cap seals the inlet, the cap and the inlet section configure an atmospheric release path that enables the inlet to connect to atmosphere.

公开(公告)号：US20230166520A1

公开(公告)日：2023-06-01

申请号：US18060127

申请日：2022-11-30

Applicant: SEIKO EPSON CORPORATION

Inventor： Satoru KOBAYASHI

IPC: B41J2/175 ,  B41J2/19

CPC classification number: B41J2/17563 ,  B41J2/19 ,  B41J2/17566 ,  B41J2/17596 ,  B41J2002/17579

Abstract: A liquid ejecting apparatus includes: an ejecting portion configured to be able to eject a liquid onto a medium; a supply flow path configured to be able to supply the liquid to the ejecting portion; a liquid storage unit coupled to the supply flow path and configured to be able to store the liquid, the liquid storage unit being a unit in which an air-liquid interface where the liquid and air are in contact is formed; a first filter provided lower than the air-liquid interface and configured to separate the supply flow path and the liquid storage unit; an adjustment mechanism configured to lift a position of the air-liquid interface in the liquid storage unit; and a control unit configured to control the adjustment mechanism.

公开(公告)号：US20220161581A1

公开(公告)日：2022-05-26

申请号：US17534543

申请日：2021-11-24

Applicant: SEIKO EPSON CORPORATION

Inventor： Satoru KOBAYASHI ,  Shigenori NAKAGAWA ,  Shin KOMATSU ,  Yoshitaka MIYAJIMA

IPC: B41J29/17

Abstract: A printing system includes: a transport belt that configured to support and transport a medium, a liquid jetting unit configured to perform a printing operation by jetting a liquid to the medium, a storage tank that is an example of a cleaning liquid storage unit configured to store a cleaning liquid, a cleaning unit configured to perform a cleaning operation of the transporting belt using the cleaning liquid stored in the storage tank, a coagulation tank configured to store the cleaning liquid used for cleaning operation and to which a coagulating agent is added, and a separation unit configured to separate, from the cleaning liquid, a coagulated material produced by coagulation caused by adding the coagulating agent to the cleaning liquid. The cleaning liquid from which the coagulated material is separated by the separation unit is supplied to the storage tank.

公开(公告)号：US20200262211A1

公开(公告)日：2020-08-20

申请号：US16791202

申请日：2020-02-14

Applicant: SEIKO EPSON CORPORATION

Inventor： Yuki SHIOHARA ,  Toshio KUMAGAI ,  Satoru KOBAYASHI ,  Seiko HAMAMOTO

IPC: B41J2/175

Abstract: A liquid ejecting apparatus includes: a liquid supply path coupled to a liquid ejection portion to supply a liquid thereto; a liquid discharge path coupled to the liquid ejection portion to discharge the liquid to be supplied thereto; an upstream damper portion which is provided as a part of the liquid supply path and which includes an upstream damper chamber having a wall partially composed of a flexible membrane with a rubber elasticity; and a downstream damper portion which is provided as at least one of a part of the liquid supply path between the upstream damper portion and the liquid ejection portion and a part of the liquid discharge path and which has a flexible wall composed of a resin film.

公开(公告)号：US20240383251A1

公开(公告)日：2024-11-21

申请号：US18665966

申请日：2024-05-16

Applicant: SEIKO EPSON CORPORATION

Inventor： Hirokazu FUJII ,  Satoru KOBAYASHI

IPC: B41J2/165 ,  B41J2/17 ,  B41J2/21 ,  B41J3/407

Abstract: A liquid ejection apparatus includes a liquid ejection unit including a glue belt including a conveyance surface which conveys a cloth and to which an adhesive is applied, a first nozzle group configured to eject a first liquid to the cloth conveyed by the glue belt, and a second nozzle group configured to eject a second liquid, a movement mechanism for reciprocating the liquid ejection unit in a first direction and a second direction opposite to the first direction, a softening agent receiving unit for receiving the second liquid discharged as a waste liquid from the liquid ejection unit reciprocating, and a cleaning unit for cleaning at least a part of the glue belt, wherein the first liquid is different from the second liquid, the second liquid contains a softening agent, the first nozzle group ejects the first liquid to the glue belt as a waste, and the second nozzle group ejects the second liquid to the softening agent receiving unit as a waste.

公开(公告)号：US20200269591A1

公开(公告)日：2020-08-27

申请号：US16798727

申请日：2020-02-24

Applicant: SEIKO EPSON CORPORATION

Inventor： Seiko HAMAMOTO ,  Satoru KOBAYASHI ,  Toshio KUMAGAI ,  Nobuaki KAMIYAMA

IPC: B41J2/175

Abstract: A liquid ejecting apparatus includes: a pump which is provided for a liquid supply path to supply a liquid stored in a liquid storage portion to a liquid ejection portion; a filter portion which is provided between the pump and the liquid ejection portion as a part of the liquid supply path and which includes a filter and a filter chamber defined by the filter into an upstream filter chamber and a downstream filter chamber; a return path coupled to the upstream filter chamber and the liquid storage portion; and a discharge valve located at the return path. While the pump is driven in a non-communication state between the upstream filter chamber and the liquid storage portion, the non-communication state is switched to a communication state therebetween through the return path using the discharge valve.

公开(公告)号：US20180043691A1

公开(公告)日：2018-02-15

申请号：US15656874

申请日：2017-07-21

Applicant: SEIKO EPSON CORPORATION

Inventor： Tomoki UDAGAWA ,  Seiya SATO ,  Satoru KOBAYASHI ,  Ken YAMAGISHI

IPC: B41J2/165

CPC classification number: B41J2/16552 ,  B41J2/16517 ,  B41J2/1652 ,  B41J2/16523 ,  B41J2/16538 ,  B41J2/175 ,  B41J2/17509 ,  B41J2/17596 ,  B41J2/18 ,  B41J29/02 ,  B41J29/38 ,  B41J2002/16555

Abstract: A liquid ejecting apparatus includes: a liquid ejecting unit that ejects, to a target, a liquid which is supplied from a liquid supply source via a liquid supply channel; a carriage on which the liquid ejecting unit is mounted and which moves with respect to the target; a gas containing chamber mounted on the carriage; and a pump that is disposed outside the carriage of the liquid ejecting apparatus and sends gas out to one system of a gas channel connected to the gas containing chamber and suctions gas from the gas channel.