公开(公告)号：US20230398784A1

公开(公告)日：2023-12-14

申请号：US18331063

申请日：2023-06-07

Applicant: SEIKO EPSON CORPORATION

Inventor： Shunichi HIZAWA ,  Izumi NOZAWA

IPC: B41J2/175

CPC classification number: B41J2/17523

Abstract: A liquid ejection apparatus includes a liquid ejection section configured to print by discharging a liquid from a nozzle, a liquid container having an accommodation chamber that stores liquid and an injection port that communicates with the accommodation chamber and into which the liquid is configured to be injectable from the outside, a supply flow path communicating between the liquid ejection section and the liquid container, and an opening and closing mechanism. The opening and closing mechanism that is configured to switch such that an open state in which the supply flow path is opened and a closed state in which the supply flow path is closed when power is turned on and not to switch when power is turned off.

公开(公告)号：US20150266304A1

公开(公告)日：2015-09-24

申请号：US14728159

申请日：2015-06-02

Applicant: SEIKO EPSON CORPORATION

Inventor： Atsushi KOBAYASHI ,  Izumi NOZAWA ,  Tadahiro MIZUTANI ,  Hiroyuki NAKAMURA

IPC: B41J2/175

CPC classification number: B41J2/17523 ,  B41J2/17509 ,  B41J2/1752 ,  B41J2/17526 ,  B41J29/02 ,  B41J29/13

Abstract: A terminal unit is mountable on a cartridge holder including an ink inlet, which draws in ink supplied to an ink ejection head and is located in an inner bottom surface of an accommodation unit that is capable of accommodating an ink cartridge, an electrical connection portion, an accommodation unit positioning portion, and a lever including a restriction portion capable of restricting movement of the ink cartridge when accommodated in the accommodation unit in a direction in which the ink cartridge is removed from the accommodation unit. When the terminal unit is mounted on the cartridge holder, a terminal group contacts the electrical connection portion, an engaging portion is engaged with the restriction portion of the lever, and a unit positioning portion is positioned by the accommodation unit positioning portion.

Abstract translation: 终端单元可安装在包括墨水入口的墨盒保持器上，该墨盒吸入墨水供应到墨水喷射头，并且位于能够容纳墨盒的容纳单元的内部底表面中，电连接部分， 一个容纳单元定位部分，以及一个杠杆，包括一个限制部分，该限制部分能够限制当墨水盒从容纳单元中取出的方向容纳在收纳单元中时墨盒的移动。 当终端单元安装在盒保持器上时，端子组接触电连接部，接合部与杆的限制部接合，并且单元定位部通过容纳单元定位部定位。

公开(公告)号：US20140210917A1

公开(公告)日：2014-07-31

申请号：US14242518

申请日：2014-04-01

Applicant: SEIKO EPSON CORPORATION

Inventor： Hidetoshi KODAMA ,  Izumi NOZAWA ,  Tadahiro MIZUTANI ,  Kazutoshi MATSUZAKI ,  Kazumasa HARADA ,  Satoshi NAKATA ,  Hidetaka KAWATA

IPC: B41J2/175

CPC classification number: B41J2/1752 ,  B41J2/17526 ,  B41J2/17546 ,  B41J2/17553

Abstract: A cartridge comprises an ink supply structure, a terminal bearing structure, and a first restriction portion. The terminal bearing structure has terminals arranged in a terminal plane which is neither parallel nor perpendicular to a plane defined by a mounting direction leading edge of the ink supply structure, so that the contact portions of the terminals receive a force in a direction opposite from the mounting direction. An engagement portion of the first restriction portion is provided at a position adjacent to the terminal bearing structure.

Abstract translation: 墨盒包括供墨结构，端子轴承结构和第一限制部分。 端子轴承结构具有设置在端子平面中的端子，该端子既不平行，也不垂直于由供墨结构的安装方向前缘限定的平面，从而端子的接触部分沿着与 安装方向。 第一限制部的接合部设置在与端子轴承结构相邻的位置。

公开(公告)号：US20140060693A1

公开(公告)日：2014-03-06

申请号：US13941024

申请日：2013-07-12

Applicant: SEIKO EPSON CORPORATION

Inventor： Hiroyuki NAKAMURA ,  Tadahiro MIZUTANI ,  Izumi NOZAWA ,  Atsushi KOBAYASHI ,  Hidetoshi KODAMA

IPC: B41J2/175

CPC classification number: B41J2/17559

Abstract: A cartridge manufacturing method is a method for manufacturing a cartridge having a case, a chamber adapted to filled with printing material, a supply port for leading the printing material inside the chamber to outside the case, a flexible sheet member constituting at least a portion of the chamber, and a biasing member that biases the sheet member in the direction that expands the capacity of the chamber. Pressure is made to act on the printing material, and the printing material is filled from the supply port to inside the chamber.

Abstract translation: 墨盒制造方法是制造具有壳体的盒的方法，适于填充印刷材料的室，用于将室内的印刷材料引导到壳体外部的供给口，构成至少一部分的柔性片构件 以及偏压构件，该偏置构件沿着扩大室的容积的方向偏压片构件。 使压力作用在印刷材料上，并且将印刷材料从供给口填充到室内。

公开(公告)号：US20140043405A1

公开(公告)日：2014-02-13

申请号：US13941037

申请日：2013-07-12

Applicant: SEIKO EPSON CORPORATION

Inventor： Tadahiro MIZUTANI ,  Hiroyuki NAKAMURA ,  Atsushi KOBAYASHI ,  Izumi NOZAWA ,  Hidetoshi KODAMA

IPC: B41J2/175

CPC classification number: B41J2/17506 ,  B41J2/17559

Abstract: A method for manufacturing a refilled cartridge is provided for performing refilling of printing material after use of a cartridge comprising a chamber of variable capacity, a detection section that optically detects the printing material inside the chamber, an air introduction port that introduces outside air into the chamber, a valve section that opens and closes the air introduction port according to the negative pressure inside the chamber, and a supply port that supplies the printing material within the chamber to the outside. With this manufacturing method, the printing material is refilled into the chamber so that a designated volume of air exists after refilling of the printing material is completed.

Abstract translation: 提供了一种用于制造重新填充的盒的方法，用于在使用包括具有可变容量的室的盒之后执行对打印材料的再填充，检测部，其光学地检测室内的打印材料，将外部空气引入到空气引入口 室，根据室内的负压打开和关闭空气导入口的阀部，以及将室内的印刷材料供给到外部的供给口。 利用这种制造方法，将打印材料再填充到室中，使得在填充印刷材料之后存在指定体积的空气。

公开(公告)号：US20190039379A1

公开(公告)日：2019-02-07

申请号：US16055373

申请日：2018-08-06

Applicant: SEIKO EPSON CORPORATION

Inventor： Hiroyuki NAKAMURA ,  Izumi NOZAWA

IPC: B41J2/165

Abstract: A liquid ejecting apparatus includes a liquid ejecting head which performs a printing by ejecting liquid onto a medium from a nozzle, a wiping portion which wipes the liquid ejecting head by moving relative to the liquid ejecting head, a maintenance unit which performs a maintenance to forcibly discharge the liquid from the nozzle, and a preprocessing device which performs a preprocessing on the medium before the printing is performed, in which when the wiping portion and the liquid ejecting head are separated from each other in the wiping not accompanying the maintenance, the wiping portion is displaced in a direction away from the preprocessing device.

公开(公告)号：US20180250946A1

公开(公告)日：2018-09-06

申请号：US15909483

申请日：2018-03-01

Applicant: SEIKO EPSON CORPORATION

Inventor： Hiroyuki NAKAMURA ,  Izumi NOZAWA

IPC: B41J2/175 ,  B41J2/17 ,  B41J2/18

CPC classification number: B41J2/17596 ,  B41J2/1707 ,  B41J2/18

Abstract: A liquid ejecting apparatus includes a first tank that stores liquid to be supplied to a liquid ejecting head, a second tank that receives liquid that has not been ejected by the liquid ejecting head, a circulation path that circulates liquid. The second tank separately has a first opening that communicates with a second pressure adjusting unit that can depressurize the second tank and a second opening that communicates with a second atmosphere opening valve that switches the second tank between a sealed state and an atmosphere opening state. The second opening is arranged at a position lower than the first opening in a vertical direction.

公开(公告)号：US20150314605A1

公开(公告)日：2015-11-05

申请号：US14699914

申请日：2015-04-29

Applicant: SEIKO EPSON CORPORATION

Inventor： Yusuke HIRASAWA ,  Yasuhiro OGURA ,  Taro TAKEKOSHI ,  Izumi NOZAWA

IPC: B41J2/17

CPC classification number: B41J2/16517 ,  B41J2/16523 ,  B41J2/16547 ,  B41J2/1721 ,  B41J2/185 ,  B41J2002/1856

Abstract: A waste liquid container is detachably mounted on a mounting unit which includes a discharge portion discharging a waste liquid and a projection to which a substrate connection portion is joined. The waste liquid container includes: a containing portion that is able to contain the waste liquid; a connection concave portion that is opened in a mounting direction; a circuit substrate that includes connection terminals electrically connected to the substrate connection portion and is joined to the connection concave portion; and a waste liquid introduction portion that is connected to the discharge portion. In the connection concave portion, one pair of guide portions guiding the projection is formed so that the connection terminals are interposed therebetween in a width direction intersecting the mounting direction. Of the pair of guide portions, one guide portion is disposed between the connection terminals and the waste liquid introduction portion in the width direction.

Abstract translation: 废液容器可拆卸地安装在安装单元上，该安装单元包括排出废液的排出部分和与基板连接部分接合的突起。 废液容器包括：能够容纳废液的容纳部; 连接凹部，其在安装方向上开口; 电路基板，其包括电连接到所述基板连接部并且连接到所述连接凹部的连接端子; 以及与排出部连接的废液引入部。 在连接凹部中，形成引导突起的一对引导部，使得连接端子在与安装方向相交的宽度方向上插入。 在一对引导部中，在宽度方向上的连接端子和废液导入部之间设置有一个引导部。

公开(公告)号：US20140043411A1

公开(公告)日：2014-02-13

申请号：US13961214

申请日：2013-08-07

Applicant: Seiko Epson Corporation

Inventor： Atsushi KOBAYASHI ,  Izumi NOZAWA ,  Tadahiro MIZUTANI ,  Hiroyuki NAKAMURA ,  Hiroyuki KAWATE

IPC: B41J2/175

CPC classification number: B41J2/17523 ,  B41J2/17513 ,  B41J2/1752 ,  B41J2/17546 ,  B41J2/17553

Abstract: A liquid holding container is adapted to supply liquid to a liquid introduction portion of a liquid consuming device. The liquid holding container includes a container and a first porous member. The container includes a liquid holding portion for holding the liquid, and a discharge port in communication with the liquid holding portion for discharging the liquid to the liquid introduction portion. The first porous member is provided on the discharge port for contacting the liquid introduction portion. The first porous member has a projecting part projecting in a direction from the liquid holding portion toward the discharge port.

Abstract translation: 液体保持容器适于将液体供应到液体消耗装置的液体导入部分。 液体保持容器包括容器和第一多孔构件。 容器包括用于保持液体的液体保持部分和与液体保持部分连通以将液体排放到液体引入部分的排出口。 第一多孔构件设置在用于接触液体导入部的排出口。 第一多孔构件具有从液体保持部朝向排出口的方向突出的突出部。

公开(公告)号：US20140043406A1

公开(公告)日：2014-02-13

申请号：US13941046

申请日：2013-07-12

Applicant: SEIKO EPSON CORPORATION

Inventor： Tadahiro MIZUTANI ,  Hiroyuki NAKAMURA ,  Atsushi KOBAYASHI ,  Izumi NOZAWA ,  Hidetoshi KODAMA

IPC: B41J2/175

CPC classification number: B41J2/17506 ,  B41J2/17559

Abstract: A method for manufacturing a refilled cartridge for performing refilling of printing material after use of a cartridge is provided. The cartridge includes a first case including a recess having a bottom surface and an opening, a flexible portion attached to the opening, a second case covering the open surface of the first case, a pressure receiving portion contacting the flexible portion, a chamber of variable capacity and a biasing member that generates negative pressure inside the chamber The printing material is refilled into the chamber so that two or more points across the biasing member on the pressure receiving portion do not contact the second case after refilling of the printing material is completed.

Abstract translation: 提供了一种制造用于在使用盒之后对打印材料进行再填充的再填充盒的方法。 盒包括第一壳体，其包括具有底表面和开口的凹部，附接到开口的柔性部分，覆盖第一壳体的开口表面的第二壳体，接触柔性部分的压力接收部分，可变的腔室 容量和在室内产生负压的偏置构件。打印材料被再填充到室中，使得在填充打印材料之后，压力接收部分上的偏压构件的两个或更多个点不接触第二壳体。