Canon Kabushiki Kaisha

Yoshiro Tsukada

Kenichiro Kitajima

Shuichi Tamura

Naoyuki Yamamoto

Masami Hano

Tohru Nakaegawa

Kota Mori

Toshiyuki Yamada

Shingo Hirota

Daisuke Katayama

Taro Hanazato

Kyohei Kikuchi

Takahiro Suzuki

Shohei Okumura

Ryota Fujioka

Koji Arimura

Hideaki Suzuki

Hayato Ida

Fumitake Hirobe

Yuya Chimoto

Tadashi Iwakawa

Shunsuke Tsuda

Kengo Sato

Koji Shigehiro

Akifumi Matsubara

Takehiro Kojima

Masahiro Ootsuka

An image forming system includes an image forming apparatus including an image forming unit and a fixing unit; a folding processing portion; a pressure-bonding portion; and an input portion capable of selecting a pressure-bonding mode in which a pressure-bonding print prepared by subjecting the recording material to pressure-bonding processing by the folding processing portion and the pressure-bonding portion and capable of selecting a layout of the toner image formed on the recording material. When the pressure-bonding mode is selected, the layout depending on the pressure-bonding mode is selected.

Image forming system

An image forming system includes an image forming apparatus, a pressure-bonding processing apparatus, an inputting portion, and a controller. The controller changes, in a case that directions of a front surface and a back surface of a recording material inputting portion and different from the directions of the front surface and the back surface in which a pressure-bonding printed matter is capable of being properly prepared, an image formation order of image forming data to an order in which the pressure-bonding printed matter is capable of being properly prepared in the directions of the front surface and the back surface of the recording material inputted by the inputting portion.

An image forming system includes an image forming apparatus including a stacking portion, an image forming unit, and a fixing portion; a pressure-bonding processing apparatus including a folding processing portion, and a pressure-bonding portion; an inputting portion capable of inputting directions of a front surface and a back surface of the recording material stacked on the stacking portion; and a displaying portion for displaying a message indicating that a pressure-bonding printed matter is not properly prepared in a case that directions of the front surface and the back surface of the recording material inputted by the inputting portion are different from directions of the front surface and the back surface of the recording material in which the pressure-bonding printed matter is capable of being properly prepared.

An image forming system includes an image forming unit including a first photosensitive member, a first developing unit, a second photosensitive member, a second developing unit, a third photosensitive member, a third developing unit, a fourth photosensitive member, and a fourth developing unit; a varnish applying unit; an irradiation unit; and a controller configured to control image formation by the image forming unit to form a black image, on which the varnish is superimposed, with yellow toner, magenta toner, and cyan toner.

Image forming system and image forming apparatus

An image forming system includes an image forming apparatus including an image forming unit and a first control unit which controls the image forming unit, a varnish application apparatus provided downstream in a sheet conveyance direction with respect to the image forming apparatus and including a varnish application unit which applies varnish to a sheet and a second control unit which controls the varnish application unit, and a sheet conveyance apparatus provided between the image forming apparatus and the varnish application apparatus in the sheet conveyance direction and including a receiving roller which receives a sheet discharged from the image forming apparatus, a processing unit which performs predetermined processing on a sheet present in the sheet conveyance apparatus, and a third control unit which controls the processing unit, wherein the first control unit is capable of communicating with the second control unit and the third control unit.

An image forming system includes an image forming apparatus, a varnish applying apparatus, and a controller. A toner image formed on a recording material by the image forming apparatus on the basis of inputted first image data is a first toner image, and an image formed on the recording material by the varnish applying apparatus on the basis of inputted second image data is a varnish image. In a case that the varnish image is to be formed in a non-image region where the first toner image is not formed, before the varnish image is formed, a second toner image is formed with monochromatic toner by the image forming apparatus on a portion of the non-image region where the varnish image is to be formed.

An image forming system includes an image forming apparatus, a varnish application apparatus, and a controller. The varnish application apparatus includes a varnish application unit configured to apply varnish to a recording material, a first conveyance unit configured to convey a recording material in a first conveyance path that passes through the varnish application unit, and a second conveyance unit configured to convey a recording material in a second conveyance path that does not pass through the varnish application unit. When failure is occurred to one or both of the varnish application unit and the first conveyance unit and failure is not occurred to the second conveyance unit, the controller is configured to permit execution of the second image forming job and to convey a recording material by the second conveyance unit in the varnish application apparatus.

An image forming system includes an image forming apparatus, a fixing device, a varnish image forming apparatus, an image reading portion, and a controller. The controller corrects first image data depending on first detection image data of a toner image formed on a first recording material and read by the image reading portion, and then depending on the corrected first image data, a toner image is formed on a second recording material subsequent to the first recording material. The controller corrects second image data depending on second detection image data of a varnish image read by the image reading portion, and then depending on the corrected second image data, a varnish image is formed on the second recording material.

Image forming system including varnish image forming apparatus

An image forming system includes an image forming apparatus, a varnish applying apparatus, an input unit, a first image processing unit, and a second image processing unit. The image forming apparatus forms a toner image on a recording material on the basis of image data obtained by subjecting first image data to data change processing. The varnish applying apparatus forms a varnish image on the recording material on the basis of image data obtained by subjecting second image data to the data change processing.

Image forming system including varnish applying apparatus

An image forming system includes an image forming unit, a varnish applying unit, a conveying unit, an irradiation unit, and a controller. The controller controls conveyance of a recording material so that a conveying speed of the recording material in a case that varnish is applied to the recording material with a toner image is formed is slower than a conveying speed of the recording material in a case that varnish is applied to the recording material with no toner image. The controller controls irradiation of the varnish with light so that intensity of the light with which the varnish is irradiated in a case that the varnish is applied to the recording material with the toner image is lower than intensity of the light with which the varnish is irradiated in a case that the varnish is applied to the recording material with no toner image.

Image forming apparatus and varnish applying apparatus

An image forming system includes an image forming apparatus including a fixing unit, a folding processing portion, and a pressure-bonding portion. A first recording material having a first basis weight is fixed at a first temperature by the fixing unit and then is pressure-bonded by the pressure-bonding portion after a lapse of a first period. A second recording material having a second basis weight is fixed at a second temperature by the fixing unit and then is pressure-bonded by the pressure-bonding portion after a lapse of a second period. The second basis weight is larger than the first basis weight. The second temperature is higher than the first temperature. The second period is longer than the first period.

An image forming apparatus includes an image forming unit, a fixing unit, a varnish coater, and a controller. When a first image forming job in which a toner image is formed to a first recording material and varnish is not applied is executed, the controller controls conveyance of the first recording material at a fixing nip portion such that a conveyance speed of the first recording material at the fixing nip portion is a first conveyance speed. When a second image forming job in which a toner image is formed to a second recording material of which a grammage is the same as a grammage of the first recording material and varnish is applied is executed, the controller controls conveyance of the second recording material at the fixing nip portion such that the second recording material is conveyed at a second conveyance speed faster than the first conveyance speed.

Image forming apparatus that conveys a recording material faster when varnish coating is performed

An image forming system includes an image forming apparatus, a varnish application apparatus, and a controller. When the image forming apparatus is in a standby state and preheating of varnish in a tank by a heater is completed, if an image forming job of forming a toner image on a first recording material and applying varnish thereto by a varnish coater is received, the controller controls a guide member to guide the first recording material to a first conveyance path. When the image forming apparatus is in a standby state and preheating of varnish in the tank by the heater is not completed, if an image forming job of forming a toner image on a second recording material and not applying varnish thereto by the varnish coater is received, the controller controls the guide member to guide the second recording material to a second conveyance path.

An image forming system includes an image forming apparatus, a pressure sealing processing apparatus, and a control unit. The control unit is configured to permit execution of the pressure sealing processing process by the pressure sealing processing apparatus on a recording material of which a grammage is smaller than a predetermined grammage, and is configured not to permit execution of the pressure sealing processing process by the pressure sealing processing apparatus on a recording material of which a grammage is equal to or more than the predetermined grammage.

An image forming apparatus includes a controller, a drive unit, a developer bearing member, a regulation blade, and a sheet member. During non-image forming, the controller executes a control mode for controlling the drive unit to rotatably drive the developer bearing member in a second direction opposite to a first direction, and then rotatably drive the developer bearing member in the first direction. A portion above a horizontal line passing through a tip of the regulation blade out of the sheet member is disposed in a moving path of a developer born by the developer bearing member when the drive unit rotatably drives the developer bearing member in the second direction in the control mode, and is not disposed in the moving path of the developer born by the developer bearing member when the drive unit rotatably drives the developer bearing member in the first direction during image forming.

Image forming apparatus having development apparatus including sheet member which is disposed below position on developer bearing member where developer bearing member is closest to image bearing member

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Matsudo, Japan

Yoshiro Tsukada