Seiko Epson Corporation

Other

Takuya Yasue

Koichiro Yokoyama

Takashi Akahane

Kiyoto Komuro

Hidetoshi Kodama

Masahiro Isono

Masaki Shimomura

Toshikazu Kotaka

Kazutoshi Kashiwabara

Hitoshi Igarashi

Tsuyoshi Tomii

Yoichi Kobayashi

Seijun Horie

Kazuma Ozaki

Koji Niioka

Jun Fukasawa

Yasuharu Harada

Hisashi Tenpaku

Kazuhisa Kawakami

Shin Genta

Masaki Kobayashi

Takeo Kishida

Kazuhisa Nakamura

Toru Fukushima

Hideo Mikuriya

Reiko Nomura

Shuichi Shima

Kouichirou Yokoyama

A pressing unit used for pressing a pressing member into a pressing target includes a plurality of attachment portions to which the pressing member is attached, in a detachable manner; and a pressing force generation mechanism which generates different pressing forces in each of the attachment portions.

Pressing unit and liquid ejecting apparatus

A roll medium feeding device includes a temporal placement portion on which a roll medium is placed temporarily, a roll holder that has a fitting portion which is movable in a width direction of the roll medium, and an elevating unit that lifts the roll medium. The elevating unit includes an elevating portion that has a placement portion and is capable of going up and down in an up-down direction, an operation lever that moves rotationally about a fulcrum, and moves the elevating portion with the rotational movement, and a pedal that is provided at a free end side of the operation lever.

Roll medium feeding device and recording apparatus

A recording apparatus includes a roll paper holder including a shaft portion which holds a roll paper such that the roll paper is capable of being fed, a temporal placement portion on which the roll paper is temporarily placed, and a roll paper lifting device which includes a placement portion on which the roll paper is placed, and lifts the roll paper to a height position of the shaft portion of the roll paper holder while an end of the roll paper in the temporarily placed state is placed on the placement portion so as to position a core port of a roll core of the roll paper and the shaft portion.

Recording apparatus and roll paper lifting device

A recording apparatus includes: a recording unit that performs recording on a recording medium wound on a roll, the roll including a first flange that is attached to one end and has a shaft hole and a first receiving portion, and a second flange that is attached to the other end and has a shaft hole; a first holder movable along a rotation axis of the roll, the first holder including a first shaft insertable into the shaft hole in the first flange, and a first flange-support surface that is in contact with an outer periphery of the first flange to support the first flange when the first shaft is not fitted in the shaft hole in the first flange and that has a first engaging portion; a second holder including a second shaft insertable into the shaft hole in the second flange.

Recording apparatus

A recording apparatus has a recording head, a platen, and a first hole. The recording head includes a dot formation element array, and the platen holds a recording medium opposite the recording head. The first hole is disposed in an area of the platen opposite a downstream portion of the dot formation element array and guides ink discarded outside an end of the recording medium when the end is printed without a margin. Alternatively or additionally, a second hole is formed in an area of the platen opposite an upstream portion of the dot formation element array, and the platen guides ink, which is discarded outside an end of the recording medium when the end is printed without a margin, to the second hole.

Ink-jet recording apparatus and recording method therefor

A printerhas an I/F sectionfor receiving data from a PC, a parameter-deriving sectionfor deriving a control constant on the basis of print setting information included in the received data, and a printer sectionwhich performs printing operation on the basis of the print setting information, the control constant, and print data included in the received data.

Printer, and method for controlling print controller

A rolled medium holding device includes a first gear mechanismthat is connected to a roll shaft holding the rolled medium and sends-out/rewinds the rolled medium, a second gear mechanismthat is connected to a torque limiterand includes a plurality of torque transmission means, and a gear switching mechanismthat shifts connection between the plurality of torque transmission means and the first gear mechanism by operating the second gear mechanism for applying different back tension to the roll shaft. Accordingly, torque transferred from the torque limiter can be shifted, and whereby back tension in correspondence with a used rolled medium can be easily applied in a simple manner.

Rolled medium holding device holding a rolled medium at both ends and a recording apparatus including the rolled medium holding device

A method of interrupting a printing operation in a continuous transport process in which a first roller and a second roller transports plural printing mediums including a first medium on a tray in a transport direction to a printing area at which the printing operation is performed to each printing medium, the second roller is arranged at a downstream side of the first roller in the transport direction, and a third roller comes in contact with the first roller at a contact point to transport the printing mediums together with the first roller and is separated from the first roller not to transport the printing mediums, the method includes: separating the third roller from the first roller, when a trailing end edge of the first medium at least apart of which is disposed in the printing area is located at an upstream side of a predetermined point in the transport direction, and driving the second roller to transport the first medium after the third roller is separated from the first roller. The predetermined point is arranged at a downstream side of the contact point in the transport direction.

Printer and method of interrupting printing operation in continuous transport process

A method of controlling an operation of continuously transporting plural printing mediums including a first medium and a second medium to be transported immediately subsequent to the first medium, includes: actuating a first motor to drive a first roller adapted to transport the printing mediums; actuating a second motor to drive a second roller disposed at a downstream side of the first roller and adapted to transport the printing mediums to a printing area at which a printing operation is to be performed on each printing medium; and controlling actuations of the first motor and the second motor so that the second medium is transported to and stopped at a stop position arranged between the first roller and the second roller while performing the printing operation on the first medium.

Printer and method of controlling operation of continuously transporting printing mediums

A medium transport apparatus including a medium detection sensor having a light-emitting unit and a light-receiving unit that are arranged apart from each other by a predetermined distance, and that changes the signal level of a detection signal output from the light-receiving unit according to the presence/non-presence of a medium between the light-emitting unit and the light-receiving unit, and a medium guide member that is arranged in the middle of a transport path for the medium to guide the medium, and that has a medium guide face for guiding the medium, and a sensor attachment so that the medium guide face may be arranged at a position closer to either the light-emitting unit or the light-receiving unit.

Medium transport apparatus

A printing apparatus, including a first roller and a second roller, adapted to transport a plurality of print media on a tray in a transport direction, the second roller disposed at a downstream side, the first roller disposed at an upstream side, includes: a first calculator, operable to calculate a first transport amount for the first roller; a second calculator, operable to calculate, based on the first transport amount, a second transport amount for the second roller, the second transport amount being greater than the first transport amount; a first controller, operable to drive a first motor that drives the first roller and to stop the first motor such that the first roller stops with the first transport amount; and a second controller, operable to drive a second motor that drives the second roller when the first controller drives the first motor and to stop the second motor such that the second roller stops with the second transport amount.

Printing apparatus and method of controlling transport of print media for continuous printing

A printing apparatus includes: (A) a transport mechanism transporting a medium in a forward direction and a backward direction; (B) a head printing dots on the medium; (C) a sensor sensing existence of the medium in a non-contact manner; (D) a reversion mechanism reversing the medium; and (E) a controller controlling the sensor to sense an end of the medium when the transport mechanism transports the medium in the forward direction so as to allow the head to print the dots on the surface of the medium and controlling the sensor to sense the end of the medium when the transport mechanism transports the medium in the backward direction so as to allow the reversion mechanism to reverse the medium after the dots are printed on the surface thereof.

Growing community of inventors

Nagano, Japan

Takuya Yasue