公开(公告)号：US20140285583A1

公开(公告)日：2014-09-25

申请号：US14190911

申请日：2014-02-26

Applicant: SEIKO EPSON CORPORATION

Inventor： Noritaka MITSUO

IPC: B41J2/175

CPC classification number: B41J2/175 ,  B41J29/38

Abstract: A liquid dispensing apparatus includes a head that dispenses a liquid containing a sedimentary substance, a liquid tank for storing the liquid, a liquid supply path through which the liquid is supplied from the ink tank to the head via a section having a level difference larger than a predetermined distance in a vertical direction, the section including one or more bent portions including a bent portion of a first type where a downward flow of the liquid is turned to an upward flow, and a bent shape conversion unit configured to change a shape of the section with the level difference, so as to convert the bent portion of the first type in the section with the level difference before the shape conversion into a bent portion of a second type where an upward flow of the liquid is turned to a downward flow.

Abstract translation: 液体分配装置包括：分配含有沉淀物质的液体的头部，用于储存液体的液体容器;液体供给路径，通过该液体供给路径，液体通过该液体供给路径，该液体供给路径通过液面从墨水罐向头部供给， 在垂直方向上的预定距离，所述部分包括一个或多个弯曲部分，所述弯曲部分包括第一类型的弯曲部分，其中液体的向下流动向上流动;以及弯曲形状转换单元，其被配置为改变形状 具有水平差的部分，以便将形状转换之前的具有水平差的部分中的第一类型的弯曲部分转换成第二类型的弯曲部分，其中液体的向上流动转向向下流动 。

公开(公告)号：US20200070521A1

公开(公告)日：2020-03-05

申请号：US16553845

申请日：2019-08-28

Applicant: SEIKO EPSON CORPORATION

Inventor： Toshio ARIMURA ,  Yuji KANAZAWA ,  Masaaki ANDO ,  Noritaka MITSUO

IPC: B41J2/165 ,  B41J2/17 ,  B41J29/17

Abstract: A liquid ejecting apparatus includes a liquid ejecting portion configured to eject a first liquid from a nozzle, a liquid receiving portion configured to receive, in a state where a second liquid is accommodated in the liquid receiving portion, for a purpose of maintenance of the liquid ejecting portion, the first liquid discharged from the nozzle, a maintenance portion that maintains a liquid surface of a liquid accommodated in the liquid receiving portion at an upper limit position, and a discharge portion configured to discharge, from a discharge port open to the liquid receiving portion, the liquid accommodated in the liquid receiving portion. The discharge port is positioned below the upper limit position.

公开(公告)号：US20170197441A1

公开(公告)日：2017-07-13

申请号：US15399039

申请日：2017-01-05

Applicant: SEIKO EPSON CORPORATION

Inventor： Noritaka MITSUO

IPC: B41J11/70

CPC classification number: B41J11/70 ,  B41J3/4078 ,  B41J11/0015 ,  B41J11/66 ,  B41J15/048 ,  D06C13/08 ,  D06C27/00

Abstract: A printing apparatus includes a discharging head which discharges liquid on a printing medium mounted on an endless belt; a medium transport portion as a transport unit which transports the printing medium; an input device as an input unit to which printing condition is input; and a fluff cutter portion which is provided on an upstream side of the discharging head in the transport direction and which cuts fluff of the printing medium in a predetermined height according to the printing condition.

公开(公告)号：US20140063133A1

公开(公告)日：2014-03-06

申请号：US13970937

申请日：2013-08-20

Applicant: SEIKO EPSON CORPORATION

Inventor： Hiromichi NAKASHIMA ,  Noritaka MITSUO

IPC: B41J2/175

CPC classification number: B41J2/17596 ,  B41J2/175 ,  B41J29/38

Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain sedimentary ink, a head configured and arranged to discharge the sedimentary ink, an ink tube configured and arranged to supply the sedimentary ink from the ink tank to the head, and a circulation pump configured and arranged to circulate the sedimentary ink in the ink tube. A connection section between the ink tube and a pipe of the circulation pump is provided at one of a horizontal section of the ink tube and an upper portion of a vertical section of the ink tube.

Abstract translation: 一种液体排出装置，包括：墨水容器，其构造并设置成保持沉积墨水;头部构造和排列以排出沉积墨;墨水管，被构造和布置成将墨水从墨水罐供给到头部;以及循环泵 构造和布置成使沉积墨水在墨水管中循环。 墨水管和循环泵管之间的连接部分设置在墨水管的水平部分和墨水管的垂直部分的上部之一处。

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：US20170210150A1

公开(公告)日：2017-07-27

申请号：US15407563

申请日：2017-01-17

Applicant: SEIKO EPSON CORPORATION

Inventor： Noritaka MITSUO

IPC: B41J13/00 ,  B41J11/00

CPC classification number: B41J13/0009 ,  B41J3/4078 ,  B41J11/0005 ,  B41J11/002 ,  B41J15/048

Abstract: A printing apparatus includes an discharging head which discharges liquid on a printing medium mounted on an endless belt; a transport unit which transports the printing medium in a transport direction; a medium press portion which is provided on an upstream side of the discharging head in the transport direction and includes a medium pressing unit which compresses the printing medium; and a control portion which controls the medium press portion.

公开(公告)号：US20140285584A1

公开(公告)日：2014-09-25

申请号：US14211108

申请日：2014-03-14

Applicant: SEIKO EPSON CORPORATION

Inventor： Noritaka MITSUO

IPC: B41J2/175

CPC classification number: B41J2/175 ,  B41J29/38

Abstract: There is provided a liquid ejecting apparatus including: a head that discharges liquid having a component which settles down; a storage section that stores the liquid; a supply path that supplies the liquid from the storage section to the head through a path which extends in a horizontal direction; and an acceleration section that accelerates a part of the supply path which includes at least the path with acceleration having a downward acceleration component in the vertical direction. The supply path may include a upstream part which is connected to the storage section, a first connection part which is connected to the upstream part, a horizontal part which is connected to the first connection part and which extends in the horizontal direction, a second connection part which is connected to the horizontal part, and a downstream part which is connected to the second connection part and the head. At this time, the acceleration section accelerates the horizontal part relatively to the upstream part and the downstream part with the acceleration.

Abstract translation: 提供一种液体喷射装置，包括：头部，其排出具有沉降的部件的液体; 存储部，其存储液体; 供应路径，其通过沿水平方向延伸的路径将液体从储存部分供应到头部; 以及加速部，其加速至少包括在垂直方向上具有向下加速度分量的加速度的路径的供给路径的一部分。 供给路径可以包括连接到存储部分的上游部分，连接到上游部分的第一连接部分，连接到第一连接部分并且在水平方向上延伸的水平部分，第二连接部分 连接到水平部分的部分和连接到第二连接部分和头部的下游部分。 此时，加速部以加速度相对于上游部和下游部加速水平部。

公开(公告)号：US20140063135A1

公开(公告)日：2014-03-06

申请号：US13972133

申请日：2013-08-21

Applicant: SEIKO EPSON CORPORATION

Inventor： Hiromichi NAKASHIMA ,  Noritaka MITSUO ,  Jun SHIMAZAKI

IPC: B41J2/175

CPC classification number: B41J2/175 ,  B41J2/17509

Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain a plurality of types of ink including sedimentary ink, a head configured and arranged to discharges the ink, and an ink supply path section configured and arranged to supply the ink from the ink tank to the head. The ink supply path section includes a Cableveyor (registered trademark) accommodating a plurality of ink tubes. A plurality of ink tubes for the sedimentary ink among the plurality of ink tubes are mounted at the same height in a height direction inside the Cableveyor (registered trademark).

Abstract translation: 一种液体排出装置包括一个墨盒，其被构造和布置成保持包括沉积墨水的多种类型的墨水，一种被构造和布置以排出墨水的墨水;以及墨水供应路径部分，其构造和布置成从墨水罐 到头 供墨路径部分包括容纳多个墨水管的电缆输送器（注册商标）。 多个墨水管中的多个用于沉积墨的墨水管在缆线输送器（注册商标）内的高度方向上以相同的高度安装。

公开(公告)号：US20140063134A1

公开(公告)日：2014-03-06

申请号：US13972111

申请日：2013-08-21

Applicant: Seiko Epson Corporation

Inventor： Hiromichi NAKASHIMA ,  Jun SHIMAZAKI ,  Noritaka MITSUO

IPC: B41J2/175

CPC classification number: B41J2/175

Abstract: A liquid discharge apparatus includes a head configured and arranged to discharge a liquid including a sedimentary substance, and a liquid supply path for supplying the liquid from a liquid tank where the liquid is retained to the head. The liquid supply path has differences in elevation of a predetermined length or more in a vertical direction. The liquid supply path has a portion formed into a stepped shape and an angle formed by a width portion and a height portion in the portion formed into the stepped shape is 45 degrees or more and 90 degrees or less.

Abstract translation: 液体排出装置包括头部，头部被构造和排列为包括沉积物质的液体，以及用于将液体从液体保持在液体罐中的液体供给到头部的液体供给路径。 液体供给路径在垂直方向上具有规定长度以上的高度差。 液体供给路径具有形成阶梯状的部分，并且形成为阶梯状的部分中的宽度部分和高度部分形成的角度为45度以上且90度以下。

公开(公告)号：US20180117916A1

公开(公告)日：2018-05-03

申请号：US15560859

申请日：2016-03-18

Applicant: SEIKO EPSON CORPORATION

Inventor： Noritaka MITSUO ,  Kenji OTOKITA

IPC: B41J2/165

CPC classification number: B41J2/16523 ,  B41J2/155 ,  B41J2/16526 ,  B41J2/1714 ,  B41J2/2128 ,  B41J2002/1657 ,  B41J2002/16573 ,  B41J2025/008

Abstract: The printing apparatus includes a printing head that includes a plurality of nozzles including a first nozzle, a discharging controller that is capable of controlling discharging of liquid from the plurality of nozzles, a transportation section that relatively moves a recording medium and the printing head by transporting at least either or both of the recording medium and the printing head, and a suction section that includes a suction port which is positioned at an upstream side or a downstream side of the printing head in a relative moving direction of the printing head and the recording medium. The discharging controller controls the first nozzle to discharge mist type ink droplets at a timing of not discharging ink droplets for forming image from the first nozzle, and the suction section suctions the mist type ink droplets discharged from the first nozzle through the suction port.