Abstract: The object of the present disclosure is to optimize the time necessary for filling and the ink consumption. One embodiment of the present disclosure is a printing apparatus having: a storage unit; a print head having an ejection port from which ink supplied from the storage unit is ejected; an ink supply path that connects the storage unit and the print head; a suction unit configured to perform suction at the ejection port; and a supply control unit configured to supply ink stored in the storage unit to the ink supply path and the print head by performing suction at the ejection port by the suction unit, and the printing apparatus has an acquisition unit configured to acquire information relating to ink discharge from the ink supply path and the supply control unit determines the number of times of suction by the suction unit based on the information.

Abstract: An ejection apparatus includes a platen for supporting a recording medium, an absorber provided in the platen for absorbing liquid, an ejection unit for ejecting a plurality of types of ink including a first liquid containing a component to be deposited when the first liquid is ejected onto the absorber, and a second liquid different from the first liquid for suppressing deposition of the first liquid, a detection unit for detecting a state of a predetermined region of the absorber, and a control unit for controlling the detection unit to detect the state, and controlling the ejection unit to eject the second liquid to the predetermined region based on a result of the detection. When the first liquid is ejected to the predetermined region, the second liquid is ejected to the predetermined region after the ejection of the first liquid is finished, without using the result of the detection.

Abstract: The object of the present disclosure is to optimize the time necessary for filling and the ink consumption. One embodiment of the present disclosure is a printing apparatus having: a storage unit; a print head having an ejection port from which ink supplied from the storage unit is ejected; an ink supply path that connects the storage unit and the print head; a suction unit configured to perform suction at the ejection port; and a supply control unit configured to supply ink stored in the storage unit to the ink supply path and the print head by performing suction at the ejection port by the suction unit, and the printing apparatus has an acquisition unit configured to acquire information relating to ink discharge from the ink supply path and the supply control unit determines the number of times of suction by the suction unit based on the information.

Abstract: A grounding structure for an endless belt includes: an endless belt including a conductive layer, the endless belt being configured to move; a conductive conducting unit that is in contact with the conductive layer which is exposed at an end surface of the conducting unit in a direction intersecting a moving direction of the endless belt such that the conducting unit is electrically connected to the conductive layer; a pressure contacting unit that brings the conducting unit into pressure contact with the end surface of the conductive layer of the endless belt; and a grounding unit that grounds the conducting unit.

Abstract: The object of the present disclosure is to optimize the time necessary for filling and the ink consumption. One embodiment of the present disclosure is a printing apparatus having: a storage unit; a print head having an ejection port from which ink supplied from the storage unit is ejected; an ink supply path that connects the storage unit and the print head; a suction unit configured to perform suction at the ejection port; and a supply control unit configured to supply ink stored in the storage unit to the ink supply path and the print head by performing suction at the ejection port by the suction unit, and the printing apparatus has an acquisition unit configured to acquire information relating to ink discharge from the ink supply path and the supply control unit determines the number of times of suction by the suction unit based on the information.

Abstract: A grounding structure for an endless belt includes: an endless belt including a conductive layer, the endless belt being configured to move; a conductive conducting unit that is in contact with the conductive layer which is exposed at an end surface of the conducting unit in a direction intersecting a moving direction of the endless belt such that the conducting unit is electrically connected to the conductive layer; a pressure contacting unit that brings the conducting unit into pressure contact with the end surface of the conductive layer of the endless belt; and a grounding unit that grounds the conducting unit.

Abstract: A recording apparatus discharges an ink in a first color to a position at which an accumulated state on an ink absorber is to be detected. After that, a light is emitted onto the position from a light emitting unit, and reflected light is received by a light receiving unit.

Abstract: An ejection apparatus includes a platen for supporting a recording medium, an absorber provided in the platen for absorbing liquid, an ejection unit for ejecting a plurality of types of ink including a first liquid containing a component to be deposited when the first liquid is ejected onto the absorber, and a second liquid different from the first liquid for suppressing deposition of the first liquid, a detection unit for detecting a state of a predetermined region of the absorber, and a control unit for controlling the detection unit to detect the state, and controlling the ejection unit to eject the second liquid to the predetermined region based on a result of the detection. When the first liquid is ejected to the predetermined region, the second liquid is ejected to the predetermined region after the ejection of the first liquid is finished, without using the result of the detection.

Abstract: A printing apparatus includes a print head which discharges inks including an ink of a first color and an ink of a second color, an obtaining unit which obtains first color data defining discharging/non-discharging of the ink of the first color to a pixel on a printing medium and second color data defining discharging/non-discharging of the ink of the second color to a pixel on the printing medium, a first determination unit which determines an attribute of an image of a predetermined pixel on the printing medium, a second determination unit which determines whether the predetermined pixel is in a boundary between a region defined to discharge the ink of the first color and a region defined to discharge the ink of the second color or not, and a control unit which controls discharging of the inks based on results of the determinations.

Abstract: An inkjet printing apparatus, comprising a printing head, a carriage having the printing head, a first roller pair disposed upstream of the printing head and configured to nip and convey a printing medium, a second roller pair disposed downstream of the printing head and configured to nip and convey a printing medium, a first ink receiver disposed inside a printing region and configured to receive an ink from the printing head, and a second ink receiver disposed outside the printing region and configured to receive an ink from the printing head, wherein the printing head performs preliminary discharge on the first ink receiver in a first nip state, and performs preliminary discharge on the second ink receiver in a second nip state.

Abstract: The object of the present disclosure is to optimize the time necessary for filling and the ink consumption. One embodiment of the present disclosure is a printing apparatus having: a storage unit; a print head having an ejection port from which ink supplied from the storage unit is ejected; an ink supply path that connects the storage unit and the print head; a suction unit configured to perform suction at the ejection port; and a supply control unit configured to supply ink stored in the storage unit to the ink supply path and the print head by performing suction at the ejection port by the suction unit, and the printing apparatus has an acquisition unit configured to acquire information relating to ink discharge from the ink supply path and the supply control unit determines the number of times of suction by the suction unit based on the information.

Abstract: A fixing apparatus includes a heating section including a belt having a layered structure in which a metal layer is held between nonmetal layers. The belt has a front surface that comes into contact with a toner image and a back surface that does not come into contact with the toner image. The belt has a first thickness from the front surface to the metal layer inside the belt and a second thickness from the back surface to the metal layer inside the belt. The fixing apparatus also includes a pressure section that holds, between the pressure section and the belt, a transported sheet of paper holding the toner image and that applies pressure to the sheet of paper. The fixing apparatus further includes a first static eliminating section that eliminates static from the belt while being in contact with a surface of the belt.

Abstract: A recording apparatus discharges an ink in a first color to a position at which an accumulated state on an ink absorber is to be detected. After that, a light is emitted onto the position from a light emitting unit, and reflected light is received by a light receiving unit.

Abstract: A rotary member support structure includes: a rotary member including a shaft; a bearing that rotatably supports the shaft of the rotary member; a pressing member that presses the bearing in one direction; and a support that supports the bearing such that the bearing is movable in a pressing direction of the pressing member. When the rotary member is not rotating, the bearing and the pressing member are in contact with each other such that the bearing is rotatable about the shaft.

Abstract: A rotatable-member-supporting structure includes a first rotatable member having a shaft portion, a bearing member by which the shaft portion of the first rotatable member is rotatably supported, a pressing member that presses the bearing member in one direction, and a supporting member by which the bearing member is supported in such a manner as to be retractably movable in the direction in which the pressing member presses the bearing member. A pressing force generated by the pressing member is greatest in a portion of the bearing member that is on a downstream side in a direction of rotation of the first rotatable member with respect to an intersection between the bearing member and a first virtual line extending from a center of rotation of the first rotatable member toward the pressing member in the direction in which the supporting member is retractably movable.

Abstract: A roller member includes a rotating shaft and a roller portion. The roller portion includes a first layer provided on at least a portion of an outer peripheral surface of the rotating shaft, and a second elastic layer provided on at least a portion of an outer peripheral surface of the first layer. The first layer is made of a material having a coefficient of linear expansion lower than a coefficient of linear expansion of a material of the second elastic layer.

Abstract: When ink is discharged more than once to one pixel area, the ink is discharged without focusing on specific scans among a plurality of scans if the attribute in an image is a first attribute, and the ink is discharged intensively in specific scans among the plurality of scans if the attribute in the image is a second attribute.

Abstract: A printing apparatus includes a print head which discharges inks including an ink of a first color and an ink of a second color, an obtaining unit which obtains first color data defining discharging/non-discharging of the ink of the first color to a pixel on a printing medium and second color data defining discharging/non-discharging of the ink of the second color to a pixel on the printing medium, a first determination unit which determines an attribute of an image of a predetermined pixel on the printing medium, a second determination unit which determines whether the predetermined pixel is in a boundary between a region defined to discharge the ink of the first color and a region defined to discharge the ink of the second color or not, and a control unit which controls discharging of the inks based on results of the determinations.

Abstract: An attachment structure for an attachable body includes an attachable body, a connecting unit, a first regulating device, and a second regulating device. The attachable body is attachable to an apparatus body and has a leading end and a trailing end in an attachment direction in which the attachable body is attached to the apparatus body. The connecting unit is provided on a leading end side of the attachable body in the attachment direction. The connecting unit is connected to the apparatus body. The first regulating device regulates a movement of the attachable body in the attachment direction from a trailing end side. The second regulating device is provided at a position closer to the connecting unit than to the first regulating device in a perpendicular direction perpendicular to the attachment direction. The second regulating device regulates the movement of the attachable body.

Abstract: An attachment structure for an attachable body includes an attachable body, a connecting unit, a first regulating device, and a second regulating device. The attachable body is attachable to an apparatus body and has a leading end and a trailing end in an attachment direction in which the attachable body is attached to the apparatus body. The connecting unit is provided on a leading end side of the attachable body in the attachment direction. The connecting unit is connected to the apparatus body. The first regulating device regulates a movement of the attachable body in the attachment direction from a trailing end side. The second regulating device is provided at a position closer to the connecting unit than to the first regulating device in a perpendicular direction perpendicular to the attachment direction. The second regulating device regulates the movement of the attachable body.