公开(公告)号：US20220097421A1

公开(公告)日：2022-03-31

申请号：US17448375

申请日：2021-09-22

Applicant: SEIKO EPSON CORPORATION

Inventor： Hideki MATSUNAGA

IPC: B41J11/42 ,  B41J11/70

Abstract: A printing device includes a roll paper holder configured to accommodate a first roll paper and a second roll paper and having first and second side walls configured to contact side surfaces of the first roll paper, a remaining amount detecting section having a first projection projecting from the first side wall to detect a remaining amount of the first roll paper accommodated in the roll paper holder, a roll paper guide configured to be installed in the roll paper holder and having a third side wall configured to contact a side surface of the second roll paper when the second roll paper is accommodated in the roll paper holder, and a detection assistance section provided on the roll paper guide and having a second projection projecting from the third side wall in a state of being in contact with the first projection.

公开(公告)号：US20180272762A1

公开(公告)日：2018-09-27

申请号：US15918904

申请日：2018-03-12

Applicant: SEIKO EPSON CORPORATION

Inventor： Toru CHINO ,  Hideki MATSUNAGA

IPC: B41J11/70 ,  B65H35/00 ,  B65H35/06 ,  B65H20/02

CPC classification number: B41J11/706 ,  B41J11/66 ,  B41J11/70 ,  B65H35/0086 ,  B65H35/06

Abstract: There is provided a recording apparatus including: a recording unit that is configured to be capable of moving in a width direction of a medium and records an image on the medium; and a cutter unit that is configured to be connectable to the recording unit and cuts the medium by moving in the width direction, in which the recording unit has a first connection portion and a second connection portion for connecting with the cutter unit, and the cutter unit has a first engagement portion for engaging with the first connection portion and a second engagement portion for engaging with the second connection portion.

公开(公告)号：US20220097418A1

公开(公告)日：2022-03-31

申请号：US17481929

申请日：2021-09-22

Applicant: Seiko Epson Corporation

Inventor： Hideki MATSUNAGA ,  Daisuke YANAGIMACHI

IPC: B41J11/00 ,  B41J15/04

Abstract: A printing device includes a main body, an opening/closing cover that is coupled to the main body and moves to an open position or a closed position, a roll paper holder provided on the main body and configured to accommodate a first roll paper, and a remaining amount detecting section that detects a remaining amount of the first roll paper accommodated in the roll paper holder, and the remaining amount detecting section shifts from a first state in which the remaining amount of the first roll paper is not detected to a second state in which the remaining amount of the first roll paper is detected, with movement of the opening/closing cover from the open position to the closed position.

公开(公告)号：US20180282104A1

公开(公告)日：2018-10-04

申请号：US15921153

申请日：2018-03-14

Applicant: SEIKO EPSON CORPORATION

Inventor： Hideki MATSUNAGA ,  Yasushi YAJIMA

IPC: B65H35/08

Abstract: There is provided a cutting mechanism including: a cutter blade that is capable of cutting a medium; a cutter unit to which the cutter blade is attached; and a rack gear that supports the cutter unit, in which the cutter blade is configured to cut the medium by the cutter unit moving in a traveling direction along the guide rail, the cutter unit has a second pinion gear and a fourth roller which are in contact with the guide rail to be held to the guide rail, and the second pinion gear and the fourth roller are disposed so as to interpose the cutter blade therebetween in the traveling direction.

公开(公告)号：US20230166537A1

公开(公告)日：2023-06-01

申请号：US18072087

申请日：2022-11-30

Applicant: SEIKO EPSON CORPORATION

Inventor： Hideki MATSUNAGA

IPC: B41J11/36 ,  B41J11/00

CPC classification number: B41J11/36 ,  B41J11/003 ,  B41J11/0055 ,  B41J11/007

Abstract: A roll paper printer includes an accommodation section configured to accommodate roll paper wound such that one surface of recording paper faces outward, a transport roller configured to pull the recording paper from the roll paper and transport the paper in a transport direction, a guide positioned upstream of the transport roller in the transport direction and configured to come into contact with the other surface of the recording paper, and a protrusion positioned upstream of the transport roller in the transport direction and configured to come into contact with the one surface of the recording paper, the protrusion being configured to move toward the guide.