Canon Kabushiki Kaisha

Kazuhisa Okuda

Michiaki Endo

Hiromasa Katayama

Koji Takematsu

Shinsuke Ubayashi

Masahiko Yokota

Takatoshi Chiba

Kenjiro Sugaya

Hiromitsu Uchida

Kiyoshi Watanabe

Shutaro Saito

Takeshi Fukuda

Ikuo Nakamoto

Yoshimasu Yamaguchi

Keisuke Mogi

Nobuaki Hara

Hiroshi Hiura

Kazushi Kitajima

Osamu Okamoto

An image reading apparatus includes a first image reading unit, a second image reading unit provided on a side opposite from the first image reading unit with respect to a sheet feeding passage, a first guiding member, a second guiding member, a first unit holding the first image reading unit and the second guiding member, and a second unit holding the second image reading unit and the first guiding member. One of the first unit and the second unit is movable relative to the other unit so as to open the sheet feeding passage.

Image reading apparatus

A supporting frame of a sheet feeding device includes a bottom plate, a first side plate fixed to the bottom plate, and a second side plate fixed to the bottom plate. The first side plate includes a supporting portion, a first bent and erected portion, and a second bent and erected portion. The supporting portion includes a swing center portion having a swing center of the first side plate when the first side plate is positionally adjusted relative to the second side plate. In a direction in which a bending edge line formed between the supporting portion and the first bent and erected portion extends, the swing center portion projects downward than a lower end portion of the first bent and erected portion and a lower end portion of the second bent and erected portion are and contacts the bottom plate.

Supporting frame of sheet feeding device and sheet feeding device including the supporting frame

An image forming apparatus includes an apparatus main assembly, a drawer portion provided so as to be capable of being drawn out of the apparatus main assembly, an image forming portion, provided in the apparatus main assembly, for forming an image with a liquid developer containing toner and a carrier liquid, and a supply container accommodating one of toner for supply and a carrier liquid for supply. In addition, a unit is provided between the image forming portion and the supply container in a feeding passage of the liquid developer, and the supply container and the unit are provided in the drawer portion.

Image forming apparatus

An insert nut includes a cylindrical portion into which a bolt is removably insertable. An inner periphery of the cylindrical portion includes a first region, a second region and a third region which are provided in the order named from an upstream side to a downstream side with respect to an insertion direction of the bolt at an inner periphery thereof. The first region and the third region include a female screw portion threadably engageable with the bolt. The second region has a minimum inner diameter larger than D+2&#xd7;h&#xd7;0.3, where Dis an inner diameter of the female screw portion in the first region at a screw thread position and his a height of a screw thread of the female screw portion in the first region.

Insert nut and fastening device

A frame for sandwiching and holding a filter includes a first frame portion, a second frame portion, a plurality of first tapered projections, and a plurality of second tapered projections. At least the first tapered projections are disposed so as to be sandwiched by the second tapered projections with respect to an arrangement direction. Shapes, in a section in a plane perpendicular to the arrangement direction of at least one of the first tapered projections and the second tapered projections, of the at least one of the first tapered projections and the second tapered projections have first sides substantially perpendicular to a bottom thereof and second sides inclined with respect to the bottom.

Filter frame and filter assembly

A sheet cooling apparatus cools a sheet while conveying the sheet having passed through a fixing device for fixing an unfixed toner image formed on the sheet by heating the toner image. A second suspension member is arranged so as to press a second endless belt on a circumferential face of a first cooling roller through a first endless belt, a first suspension member is arranged so as to press the first endless belt on a circumferential face of a second cooling roller through the second endless belt, and a curved sheet conveying path is formed between the first endless belt and the second endless belt.

Sheet cooling apparatus and image forming apparatus

A humidification device for humidifying a sheet, comprising a control unit that rotates a water-supply roller in a separate state where the water-supply roller and a humidification roller are separated from each other.

Humidification device and image forming apparatus

In order to correct a corrugation caused when a sheet widthwise edge portion elongates more than the vicinity of the center in a sheet feeding direction, a sheet processing apparatus includes: a fixing portion that fixes a toner image onto a sheet by heating, a plurality of pairs of rollers provided along a sheet feeding direction with an interval in the downstream of the fixing portion in the feeding direction to nip and convey a sheet; and a tensioning device that applies a tensile strength of the sheet feeding direction to a sheet in a center area of a width direction perpendicular to the sheet feeding direction.

Sheet processing apparatus and image forming system

A sheet conveying apparatus which conveys a sheet includes: a humidifying portion which humidifies a sheet by a humidifying liquid; and an absorbing member which provided in a downstream side of the humidifying portion in a sheet conveying direction and is capable of absorbing the humidifying liquid on the surface of the sheet into the inside thereof.

Sheet conveying apparatus and image forming apparatus

A sheet conveying apparatus includes a first pair of rotating members; a second pair of rotating members which is provided in a downstream side of the first pair of rotating members in a conveying direction of a sheet; and a load portion which applies a load on a rotation of the first pair of rotating members to generate a tensile stress in the sheet; wherein the load portion includes, a slidably moving member arranged on both sides in an axial direction of a rotary member, a fixing member arranged to nip the slidably moving member on both sides in the axial direction of the rotary member from both outer sides in the axial direction, the fixing member being arranged to be movable in the axial direction and being rotation regulated, and a force applying portion which applies force on the fixing member in the axial direction of the rotary member.

An image heating apparatus includes an image heater for heating an image on a recording material. The apparatus also includes a first temperature detecting member that detects a temperature of the image heating member, with the first temperature detecting member provided in a sheet processing region for a recording material of a minimum size. A controller is also provided for controlling electric power supply to the image heater on the basis of an output of the first temperature detecting member. Further provided is a second temperature detecting member is that is capable of detecting a temperature of the image heating member when the image heating member is contacted or is not contacted with a belt. A controller is also provided for controlling the image heating operation on the basis of the temperature of the image heating member.

Image heating apparatus

An image heating apparatus includes a rotatable belt to be heated, a pressure roller for pressure-contacting the rotatable belt so as to constitute a pressure contact portion in which a recording sheet is nipped and conveyed so that an image on the recording sheet is heated, and a roller provided for pressing an outer circumferential surface of the rotatable belt inward on a downstream in a sheet conveying direction of the pressure contact portion.

Growing community of inventors

Tokyo, Japan

Kazuhisa Okuda