The present disclosure provides an insulation machine platform, a substrate-contact type apparatus, and a static electricity elimination method. The insulation machine platform includes: a machine platform body including at least one vent hole, and at least one static electricity elimination device; the at least one vent hole corresponds to the at least one static electricity elimination device being located at a position corresponding to the at least one vent hole, respectively, wherein the machine platform body has a supporting surface, underneath which the static electricity elimination device is located, for receiving a substrate. The substrate-contact type apparatus includes the insulation machine platform.

An image forming system includes: an image forming unit that forms a toner image on a sheet; a post-processing unit that performs post-processing to the sheet; a conveying unit that conveys the sheet from the image forming unit to the post-processing unit; a discharge member that is arranged between the image forming unit and the post-processing unit in a sheet conveying direction, and discharges static electricity from the sheet conveyed by the conveying unit; a voltage applying unit that applies to the discharge member a discharge voltage for discharging static electricity from the sheet; and a control unit that accelerates a conveying speed of the sheet when the discharge voltage is applied by the voltage applying unit, and controls the conveying unit to vary acceleration timing for accelerating the conveying speed of the sheet in accordance with a type of the post-processing.

The recording device includes a door section that opens a part of the transport path by opening it and forms the part of the transport path and by closing it. The door section has a first path forming section that forms a part of the transport path, a first roller pair that nips and transports a medium, and a second roller pair that nips and transports a medium, the first roller pair and the second roller pair maintain a nipped state when the door section is opened or closed, when the door section is opened, at least a part of the path section between the first roller pair and the second roller pair is opened in the transport path, and a path length between the first roller pair and the second roller pair is shorter than a transport direction length of a smallest size of medium that is recordable.

A charge neutralizer includes a first power source, a first charge neutralizer, a second power source, and a second charge neutralizer. The first power source outputs a first neutralizing bias having a first polarity. The first charge neutralizer is coupled to the first power source to remove charge having a second polarity opposite to the first polarity of the first neutralizing bias on one face of a recording medium. The second power source outputs a second neutralizing bias having the second polarity. The second charge neutralizer is coupled to the second power source to remove charge having the first polarity on another face of the recording medium.

A medium transport device includes: a belt-shaped first transporter configured to come into contact with one surface of a medium, and transport the medium; a belt-shaped second transporter configured to come into contact with the first transporter in an opposed manner, and transport the medium by nipping the medium in a contact area between the second transporter and the first transporter; a cooler provided in at least one of the first transporter or the second transporter, and configured to cool the medium in the contact area; and a static eliminator configured to eliminate static electricity of the medium which passes through the contact area, by applying a static elimination voltage to the first transporter or the second transporter.

A sheet conveyance apparatus includes a housing, a rotationally driven conductive shaft, a conveyance roller, a drive transmission unit, a conductive bearing member, a conductive discharging member, a cover member, and a conductive grounding member. The bearing member rotatably supports one end side of a shaft in a sheet width direction. The conductive discharging member is disposed in the openings. The discharging member discharges sheets by contacting the sheets. The cover member is secured to the sidewall along the one end side of the housing in the sheet width direction. The cover member includes a conductive grounding portion for electrical grounding. The conductive grounding member contacts the bearing member and the one end side of the discharging member along the sheet width direction. The grounding member conducts the bearing member and the discharging member to the grounding portion of the cover member.

A print media discharge unit includes a print media transport path along which in operation a sheet of print media is transported in a transport direction. The print media transport path is defined by a first electrically isolating print media guide and a second electrically isolating print media guide. The print media discharge unit further includes an electrically grounded electrically conductive discharge element extending through an opening in at least one of the first and second electrically isolating print media guides into the print media transport path. At least one of the first and second electrically isolating print media guide includes a plurality of guidance ribs aligned substantially in the transport direction at an angle with respect to the transport direction.

A static elimination apparatus includes a conveyance unit to convey a sheet along a conveyance path, a non-contact static elimination unit to eliminate static from the sheet, a first guide member including a contact portion to guide the sheet, and a plurality of openings arranged next to each other in a width direction. The plurality of openings expose the non-contact static elimination unit to a conveyance path. The contact portion includes a plurality of first ribs arranged on one side with respect to a conveyance center, and a plurality of second ribs arranged on the other side with respect to the conveyance center. The plurality of first ribs and the plurality of second ribs are inclined relative to the sheet conveyance direction so that the further downstream in the sheet conveyance direction each rib is, the greater a distance between each rib and the conveyance center is.

A cutting device for cutting a cloth medium includes a cutter including a fixed blade above a conveyance path along which the cloth medium is conveyed and a movable blade below the conveyance path, the movable blade being movable upward to cut the cloth medium between the fixed blade and the movable blade, and a guide disposed above the conveyance path and downstream of the cutter in a conveyance direction in which the cloth medium is conveyed along the conveyance path, the guide guiding the cloth medium having passed between the fixed blade and the movable blade in the conveyance direction. The guide is movable in a vertical direction in conjunction with the movable blade.

A charge eliminating apparatus configured to remove charges from a sheet on which an image is formed by a printing apparatus, includes a charge eliminating roller pair including a first charge eliminating roller and a second charge eliminating roller configured to form a nip portion together with the first charge eliminating roller, the charge eliminating roller pair being configured to remove the charges from the sheet in a state of contacting the sheet at the nip portion, a first setting unit configured to set a value of a voltage applied to the charge eliminating roller pair, and a second setting unit configured to set whether to apply the voltage to the charge eliminating roller pair, wherein the second setting unit is configured to set whether to apply the voltage to the charge eliminating roller pair without changing the value of the voltage set by the first setting unit.