Kyocera Document Solutions Inc.

Kyocera Mita Corporation

Kyocera Documents Solutions Inc.

Yoshiaki Tashiro

Yoshitaka Tokoro

Takehiro Sato

Hiroyuki Maeda

Kenichiro Kawasaki

Hideaki Doyo

Takafumi Nakagawa

Toshio Hori

Hirofumi Hagihara

Koji Murata

Yoshio Sugishima

Hiroshi Inui

Hiroaki Takai

Noriko Masuta

Tadahisa Kishimoto

Koki Morizono

Hiroshi Wada

Seiji Okada

Masahiko Miyazaki

Nobuhiro Nishioka

Mitsutoshi Takemoto

Hironori Daigo

Yuichiro Tanaka

Masafumi Miki

Keisuke Ohba

Hajime Sejima

A sheet post-processing apparatus includes an apparatus body, a body frame, a sheet conveyance passage, an elevating tray, and an elevating unit. The elevating unit has a pair of rails. The body frame has a plurality of vertical frame members extending in the vertical direction and horizontal frame members that extends in a horizontal direction and is joined to the plurality of vertical frame members. The pair of rails are formed integrally with, among the plurality of vertical frame members, a pair of vertical frame members provided corresponding to a second side surface.

Sheet post-processing apparatus, and image forming system and electronic apparatus provided therewith

A post-processing apparatus () includes a first conveyance path (), a first processing part (), a second conveyance path () and a merging conveyance path (), and the first processing part () includes a conveying rollers pair () including a first roller () and a second roller () conveying the sheet along a first direction; a first folding rollers pair () including the first roller () and a third roller () forming a first nip, conveying the sheet along a second direction and performing a folding processing along a first fold line; a second folding rollers pair () including the third roller () and a fourth roller () forming a second nip, conveying the sheet along a third direction and performing a folding processing along a second fold line; a first folding guide () movable to the first nip; and a second folding guide () movable to the second nip.

Post-processing apparatus

A sheet post-processing apparatus includes a first sheet conveyance passage, a second sheet conveyance passage, a sheet folding portion, and a merging portion. The second sheet conveyance passage branches off from a branch portion on the first sheet conveyance passage. The merging portion is located downstream of the branch portion on the first sheet conveyance passage, and there a folding conveyance passage of the sheet folding portion merges with the first sheet conveyance passage. When performing a folding process on a sheet, a controller guides the sheet conveyed from a sheet introduction port into the first sheet conveyance passage via the branch portion to the second sheet conveyance passage, then reverses the conveyance direction to guide the sheet to the sheet folding portion to perform the folding process, and passes the sheet through the folding conveyance passage, merges the sheet into the first sheet conveyance passage at the merging portion.

Sheet post-processing apparatus

Provided is a document conveying apparatus that properly discharges documents regardless of the amount of documents stacked on a discharge tray without complicated construction of a transmission mechanism for transmitting a driving force to conveying rollers. A conveying roller pair is provided at an end portion on an upstream side. A swing mechanism swings a discharge mechanism centered around a drive shaft of the conveying roller pair. An upper surface height measuring unit measures the height of the upper surface of documents stacked on the discharge tray. A control unit, by causing the swing mechanism to swing the discharge mechanism according to the height measured by the upper surface height measuring unit, performs control so that the difference between a discharge port and the upper surface of the documents stacked on the discharge tray is within a specified range.

Document conveying apparatus that properly discharges documents regardless of amount of documents

A document conveyance apparatus includes a first conveyance path, a first image reading part, a curved second conveyance path, a third conveyance path, a branch guide, a first discharge port, a document stacking section, a second discharge port and a tray support part. The first conveyance path extends linearly. The curved second conveyance path is branched from the first conveyance path at a branch point. The third conveyance path is branched from the first conveyance path at the branch point and extends linearly. Through the first discharge port, the document conveyed along the second conveyance path is discharged. The document stacking section is provided with a discharge tray. Through the second discharge port, the document conveyed along the third conveyance path is discharged. To the tray support part, the detached discharge tray is supported such that the document discharged through the second discharge port is stacked.

Document conveyance apparatus

A document conveyance apparatus includes a first conveyance path, a first image reading part, a second conveyance path, a third conveyance path and a branch guide. The first conveyance path extends linearly. The first image reading part reads an image on one face of the document conveyed along the first conveyance path. The second conveyance path branches from the first conveyance path at a branch point on a downstream side of the first reading part in a conveyance direction of the document and is formed to be curved. The third conveyance path branches from the first conveyance path at the branch point and extends linearly in a same extending direction as an extending direction of the first conveyance path. The branch guide is provided at the branch point and guides the document to the second conveyance path or to the third conveyance path.

In an input device: a position detection portion includes a main surface that faces up, and detects a position where an external force is applied on the main surface; a cover member is separated upward from a specific portion of the main surface, covers the specific portion, and exposes an operation portion of the main surface excluding the specific portion; a base portion is provided to be in contact with the cover member, above a separate portion that is a portion of the specific portion and is separated from the operation portion; and a flexible portion extends from the base portion toward the operation portion, and is in contact with an adjacent portion that is a portion of the specific portion and is located between the operation portion and the separate portion, the flexible portion being separated downward from the cover member and flexible with respect to the base portion.

Input device and image processing apparatus

A sheet housing device includes: a housing; and a sheet cassette. The sheet cassette has: a detection mechanism; and a pair of cursors. The detection mechanism includes: a detection switch; a first actuator; and a second actuator. A first cursor pushes down a pressed part of the first actuator and a connection part pushes up a connected part of the second actuator, and the second actuator swings in a first rotation direction from a first posture and the second actuator is set to a second posture in which a switch pressing part is capable of pressing a switch pressed part. The switch pressing part has: a first pressing part that is connected to a front end of a pressing arm; and a second pressing part that is disposed to protrude further toward an upstream side in the first rotation direction than the pressing arm does.

Sheet housing device and image forming device including same

In a push button portion of a button member, a first supported portion is supported by a push-in portion of a push-in type switch. A second supported portion is supported in a second area by an electronic board. The second area is adjacent to one side of the electronic component. The push-in type switch is present in a first area which is adjacent to another side of the electronic component that is opposite to the one side. An elastic portion connects a portion including the second supported portion to a portion including the push button portion and the first supported portion. A plurality of guided portions are restricted by a plurality of guide projection portions projecting from an exterior member, from being displaced in a direction intersecting a depth direction. The plurality of guide projection portions are provided in the first area and the second area.

Operation switch device, image forming apparatus

A sheet feeding device includes a sheet stacking base having a base surface for a sheet, a feeding member, and a pair of cursors. The pair of cursors includes first and second cursors that separate from and come close to each other along the sheet width direction, and is movable between first position and second position. The first and second cursors are separated by the maximum distance at the first position and by the minimum distance at the second position. The first cursor includes a movable base part, and a movable sub-cursor. When a narrow sheet is placed on the base surface, the sub-cursor is moved from the reference position toward the second cursor to be brought into contact with a side face of the narrow sheet to thereby position the narrow sheet.

Sheet feeding device and image forming apparatus including the same

A paper dust collecting member removes and collects paper dust attached to a conveying roller, and is attachable along the attaching direction parallel to the axial direction of the conveying roller via an opening portion provided in a side plate of an apparatus main body. The paper dust collecting member has a removing member and a holding member. The removing member removes paper dust attached to the conveying roller. The holding member holds the removing member. The holding member includes a protrusion portion which is disposed, on its distal end portion side, along a side surface of the removing member and which protrudes in the thickness direction of the removing member beyond a contact surface of the removing member.

Paper dust collecting member and image forming apparatus therewith

A transfer unit includes a transfer belt, transfer rollers, support members, moving members, a pinion gear, a sensor, and a light shielding plate that blocks or opens an optical path of the detection portion by rotation of a gear transmitting the drive force to the pinion gear. The light shielding plate includes a pulse portion in which a plurality of slits are formed, and at least one of a light shielding portion and a light transmitting portion formed adjacent to the pulse portion. A rotation amount of the gear is detected based on the number of the slits of the pulse portion that has passed the detection portion, and a reference position of the gear is detected based on timing when an edge of the light shielding portion blocks the detection portion or timing when an edge of the light transmitting portion opens the optical path of the detection portion.

Transfer unit and image forming apparatus including same

This image forming apparatus is equipped with: a conveyance cover which forms a reverse conveyance path; and a double-sided conveyance unit. The conveyance cover is turnably mounted to a body housing, and the double-sided conveyance unit is turnably mounted to the conveyance cover. A side surface of the body housing is equipped with a first abutment surface. The double-sided conveyance unit is equipped with a second abutment surface that abuts on the first abutment surface. The first abutment surface and the second abutment surface are the surfaces against which the double-sided conveyance unit and the surface abut first when the conveyance cover is closed, if in a state where the conveyance cover is opened and the double-sided conveyance unit is separated from the conveyance cover. The abutment presses the double-sided conveyance unit toward a position to cause the conveyance cover to house the double-sided conveyance unit.

Image forming apparatus including a conveyance cover turnable with respect to a body housing

An image forming apparatus () includes an image forming device (), a conveyor device (L), and a manual paper feed section (). The conveyor device (L) conveys paper (P). A part of the conveyor device (L) is constituted by a conveyance guide unit () and an exterior unit (). The exterior unit () is located opposite to the conveyance guide unit () and constitutes a part of an exterior surface of the image forming apparatus (). The manual paper feed section () includes a paper feed roller () and a retard roller (). The paper feed roller () is located in the exterior unit () and feeds paper (P) placed on a manual feed tray () to the conveyor device (L). The retard roller () is located in the conveyance guide unit () and separates sheets of the paper (P) fed by the paper feed roller ().

Image forming apparatus

A damper mechanism has first and second rail members, a biasing member, and a slide member. The first rail member is fixed inside the opening/closing member along the up/down direction, and has an oblong guide hole formed therein extending along the longitudinal direction. The second rail member has fixed to a top end part thereof an engaging pin inserted through the guide hole, and has a bottom end part swingably supported on the apparatus main body. The biasing member biases the first and second rail members in a direction in which these approach each other. The slide member is made of resin fixed to the engaging pin, slides while in contact with the first rail member and the opening/closing member, and prevents contact between the engaging pin and an inner circumferential rim of the guide hole.

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Osaka, Japan

Yoshiaki Tashiro