Canon Kabushiki Kaisha

Kenji Kawazoe

Osamu Asakura

Tetsuya Ishikawa

Yuji Kanome

Seiji Takahashi

Yoshio Uchikata

Masasumi Nagashima

Yoshiyuki Shimamura

Kazuya Iwata

Takahiro Ohde

Hiroyuki Inoue

Takashi Nojima

Haruyuki Yanagi

Soichi Hiramatsu

Hitoshi Nakamura

Akira Kida

Hideki Yamaguchi

Toshiaki Tokisawa

Hideaki Kawakami

Akira Miyakawa

Kazuyuki Morinaga

Masaya Shimmachi

Tetsu Hamano

Yoshiaki Watanabe

Haruo Uchida

Yasuyuki Asai

Nozomu Nishiberi

Mitsuru Kondo

Koichiro Kawaguchi

Yoshikazu Shibamiya

Shigeru Mizoguchi

Akihiko Sukigara

Hiroshi Tajika

Takao Nakamura

Hiroyuki Saito

Norihiro Kawatoko

Yuji Konno

Tetsuya Edamura

Hiroyuki Tanaka

Atsuhiko Masuyama

Tetsuo Suzuki

Takayuki Ogasahara

Shinya Asano

Katsuyuki Yokoi

Hideo Fukazawa

Tetsuhiro Maeda

Tetsuyo Ohashi

Tadashi Hanabusa

Hideo Fushimoto

Noboru Shimoyama

Toshihide Wada

Atsushi Noda

Tsutomu Kawai

Kazuyoshi Odagawa

Junichi Yoshikawa

Kazuhiko Takahashi

Katsuhiro Watanabe

Yuichi Watanabe

Ko Hasegawa

A recording medium supply device includes a cassette attachable to and detachable from a main body and capable of stacking recording medium thereon, a feeding roller which feeds the uppermost recording medium to the main body from a leading end of the recording medium, a regulating member which is arranged forward in the direction in which the cassette is removed from the main body as seen from the feeding roller, and a projection preventing member attached adjacent to the tip portion of the cassette facing the leading end of the recording medium. The position of the lower end of the regulating member is higher than the cassette attached to the main body, and lower than the lower end of the feeding roller, and the position of the upper end of the projection preventing member is higher than the position of the lower end of the regulating member.

Recording medium supply device and recording apparatus

A sheet feeding apparatus including sheet feeding unit; a pressure plate on which sheets are stacked and which is biased so that an uppermost sheet of the stacked sheets comes in pressure contact with the sheet feeding unit; a first pressing-down mechanism which presses down the pressure plate to separate the uppermost sheet and the sheet feeding unit by a constant distance when the sheet feeding unit is not operated; a second pressing-down mechanism which is adopted to press down the pressure plate when an amount of the sheets stacked on the pressure plate is smaller than a predetermined amount, and is given a load from the pressure plate depending on a position of the pressure plate; and sheet stacking amount detecting unit which measures the load and detects a stacking amount of the sheets stacked on the pressure plate on the basis of the measured load.

Sheet feeding apparatus and image forming apparatus

A recording apparatus includes a platen that guides a sheet, restraining members disposed on the platen at respective side edges of the sheet to restrain the side edges of the sheet from being raised, a sheet width detector that detects the width of the sheet, and a restraining member detector that detects the positions of the restraining members. At least one of the restraining members is moved in accordance with the information obtained by the sheet width detector regarding the positions of the side edges of the sheet and the information obtained by the restraining position detector regarding the positions of the restraining members.

Recording apparatus having an adjustable restraining member

A printer has a separating unit, such as a depressing cam and a depressing slider, which presses a middle plate against the biasing force of a spring and separates a sheet on the middle plate from a sheet feeding roller by a predetermined distance, a separation driving unit, such as a DC motor, which moves the separating unit, a measuring unit which measures the driving load applied to the separation driving unit when the separation driving unit drives the separating unit, and a load imparting unit, such as a brake plate, which imparts load to the middle plate, the separating unit, or the like. The brake plate or the like imparts load when a sheet is separated from the sheet feeding roller by the separating unit, and the brake plate or the like changes the load to be imparted, according to the turning angle of the middle plate.

Sheet feeding apparatus

A sheet processing apparatus includes a feeding portion that feeds an original or a recording medium, a reading portion that reads an original, and a recording portion that performs recording on a recording medium. The original or recording medium fed from the feeding portion can be selectively conveyed to the reading portion or the recording portion, thereby allowing for compactness of the apparatus as well as cost reduction.

Sheet processing apparatus

A recording apparatus includes moving rollers and a feeding roller. The moving rollers move a set first sheet in a direction intersecting a conveying direction. The feeding roller conveys sheets at a sheet stacking portion. After the first sheet is shifted to a parallel position by the moving roller, a second sheet at a setting position and the first sheet at the parallel position are conveyed by the feeding roller.

Recording apparatus

The invention is to provide a recording apparatus and a recording method, capable of automatically specifying a type of a recording medium by a simple and inexpensive structure, thereby automating a sheet type setting operation and avoiding an error of user in such sheet type setting operation. The apparatus is equipped with first detectors for detecting a width dimension of a recording medium, a second detector for detecting a surface characteristic of the recording medium, and a discriminator for discriminating the type of the recording medium based on the results of the first and second detectors.

Recording apparatus and recording method

A recording apparatus for recording on a recording material with a recording unit includes a carriage unit having a carriage that moves relative to the recording material. The carriage mounts the recording unit, which records an image on the recording material, and an adjustment head that includes an adjustment sensor, and a detection sensor is provided on the carriage to detect a position of the recording material. An offset amount is determined between a detected position detected by the detection sensor and a correct position by reading a common mark with the adjustment sensor of the adjustment head and the detection sensor. The recording unit records an image at a corrected position on the recording material based on the determined offset amount.

This invention is intended to perform a mounting/dismounting or replacement of a print head and ink tank mounted on the carriage without contaminating a print medium including a tray when performing an ink jet printing using the tray. For this purpose, the tray guide that supports the tray so that it can be fed is removably mounted to the printing apparatus. Whether this tray guide is mounted to the printing apparatus is detected by the tray guide sensor. According to a result of detection by this tray guide sensor, the control unit for controlling the driving of the carriage controls the position of the carriage in the main scan direction.

Ink jet printing apparatus and method using removably mounted print medium tray

In a display apparatus (), a lenticular lens () is detachable from or integrated with a frame (). An insertion slotfor inserting an object to be displayed in the horizontal direction is formed between the frame () and lenticular lens (). An arm () which is used to place the display apparatus to stand upright in a portrait or landscape position, and attachment grooves () that receive the arm () are formed on the back surface of the frame (). The arm () and upper, lower, right, and left symmetrical attachment grooves () are formed to be able to place the display apparatus () in any of the upper, lower, right, and left directions when the object to be placed is set in a direction perpendicular to its insertion direction.

Display apparatus

In recording on a recording medium such as a CD-R using a tray, a recording apparatus is provided, which is capable of correctly conveying the recording medium in a recording apparatus with easy operation by a simple low-cost recording construction. A tapered portion is provided at the leading end of the tray while a tray sheet, which is smaller in thickness than the tray, is stuck on the bottom surface of the tapered portion so as to protrude from the leading end of the tray in the conveying direction of the tray.

A recording apparatus effects recording on a recording material by a recorder. The apparatus includes a tray, mountable to the recording apparatus, for stacking a recording material, a portion to be detected, provided on the tray to permit detection of a position of the tray, and a tray position detecting portion for detecting the portion to be detected. A position of the recording material stacked on the tray is detected by detecting the position of the portion to be detected.

An image printing apparatus according to the present invention, includes a unit for conveying a printing medium and a unit for scanning a carriage to move across the direction in which the printing medium is conveyed by the printing medium conveying unit, the carriage being attached with a printing head for printing an image on the printing medium, the image printing apparatus further comprises a scale disposing along the direction of scanning of the carriage by the scanning unit, a sensor for detecting the position of the carriage to the scale, the sensor being mounted on the carriage opposing to the scale, and a cover for covering the sensor and at least a part of the scale adjoining the sensor, the cover including ribs and for guiding the scale to predetermined position with respect to the sensor, thereby resolving the problem that the printing of high-quality image on the printing medium is hindered by the foreign matters such as the paper dust, common dust, mist and the like adhering to the surface of the scale and the sensor.

Image printing apparatus

The present invention relates to a discharge recovery processing of an ink jet recording apparatus which forms an image on the recording medium by discharging the ink. The invention aims to prevent the increase in the running costs and the shortened life of a waste ink tank by preventing the wasteful ink consumption which may be caused by the dual use of an automatic recovery processing and a manual recovery processing after the replacement of an ink tank. Also, the invention further aims to provide an ink jet recording apparatus with high safety and reliability as well as effecting an appropriate recovery by controlling the movement of head in involving the recovery.

Ink jet recording apparatus having discharge recovery means

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Yokohama, Japan

Kenji Kawazoe