Abstract: A dilution suppression device 1 consists of a container 11 that can hold lubricating oil O containing a fuel component of an engine, a lubricating oil injection section 12 that injects lubricating oil O into the container 11, an absorption section 13 that is provided inside the container 11 and can absorb lubricating oil O, an internal pressure reduction section 14 that reduces the internal pressure of the container, a heating section 15 that heats the lubricating oil O to separate the fuel component from the lubricating oil O, a gas introduction section 16 that introduces gas into the container 11, a fuel component discharge section 17 that discharges the fuel component from the container 11, and a lubricating oil discharge section 18 that discharges the lubricating oil O with the fuel component separated from the container 11.

Abstract: Provided are a sheet processing device and a sheet manufacturing apparatus capable of removing color material from printed parts without excess or deficiency. A sheet processing device has a detector configured to detect a printed part printed on a sheet; and an eraser configured to selectively remove at least a surface part of a printed area including the printed part detected by the detector. The eraser includes a grinding tool to grind the sheet, and a pressure mechanism configured to selectively increase contact pressure between the sheet and the grinding tool in the printed area.

Abstract: Provided are a sheet processing device and a sheet manufacturing apparatus capable of removing color material from printed parts without excess or deficiency. A sheet processing device has a detector configured to detect a printed part printed on a sheet; and an eraser configured to selectively remove at least a surface part of a printed area including the printed part detected by the detector. The eraser includes a grinding tool to grind the sheet, and a pressure mechanism configured to selectively increase contact pressure between the sheet and the grinding tool in the printed area.

Abstract: A variable displacement pump includes: a first pressure control chamber; a second pressure control chamber; a spring arranged to urge the cam ring in a second swing direction; a hydraulic pressure supply valve arranged to be opened by a predetermined hydraulic pressure, and thereby to introduce a control hydraulic pressure to the first control chamber; a connection passage formed in the housing or the cam ring, and arranged to connect the first pressure control chamber and the second pressure control chamber; and a relief circuit arranged to connect the second pressure control chamber and a low pressure side, to be opened or closed in accordance with a swing position of the cam ring, and to be closed when the cam ring is swung by a predetermined amount in the first direction.

Abstract: A variable displacement pump includes a housing having a pair of end wall surfaces; an annular outer rotor guide swingably disposed between the pair of end wall surfaces; a cylindrical outer rotor; an inner rotor provided radially inward of the outer rotor and configured to rotate integrally with a drive shaft at a location eccentric relative to the outer rotor; and a plurality of coupling plates coupling the inner rotor and the outer rotor. The outer rotor is rotatably fitted into an outer rotor supporting surface of the outer rotor guide. A space between the inner rotor and the outer rotor is partitioned into a plurality of chambers by the plurality of coupling plates. A concave portion is formed in the outer rotor supporting surface such that the concave portion exists over an entire axial range between the both end surfaces of the outer rotor guide.

Abstract: A variable displacement pump includes: a first pressure control chamber; a second pressure control chamber; a spring arranged to urge the cam ring in a second swing direction; a hydraulic pressure supply valve arranged to be opened by a predetermined hydraulic pressure, and thereby to introduce a control hydraulic pressure to the first control chamber; a connection passage formed in the housing or the cam ring, and arranged to connect the first pressure control chamber and the second pressure control chamber; and a relief circuit arranged to connect the second pressure control chamber and a low pressure side, to be opened or closed in accordance with a swing position of the cam ring, and to be closed when the cam ring is swung by a predetermined amount in the first direction.

Abstract: A variable displacement pump includes a housing having a pair of end wall surfaces; an annular outer rotor guide swingably disposed between the pair of end wall surfaces; a cylindrical outer rotor; an inner rotor provided radially inward of the outer rotor and configured to rotate integrally with a drive shaft at a location eccentric relative to the outer rotor; and a plurality of coupling plates coupling the inner rotor and the outer rotor. The outer rotor is rotatably fitted into an outer rotor supporting surface of the outer rotor guide. A space between the inner rotor and the outer rotor is partitioned into a plurality of chambers by the plurality of coupling plates. A concave portion is formed in the outer rotor supporting surface such that the concave portion exists over an entire axial range between the both end surfaces of the outer rotor guide.

Abstract: A pattern film formation method includes: discharging liquid from at least one first nozzle toward a first pattern film formation region on a substrate; and discharging liquid from a plurality of second nozzles toward a second pattern film formation region that is narrower than the first pattern film formation region. A number of the second nozzles is greater than a number of the at least one first nozzle.

Abstract: A pattern film formation method includes: discharging liquid from at least one first discharge head toward a first pattern film formation region on a substrate; and discharging liquid from a plurality of second discharge heads toward a second pattern film formation region that is narrower than the first pattern film formation region. A number of the second discharge heads is greater than a number of the at least one first discharge head.

Abstract: A method for discharging a liquid body includes: discharging the liquid body to a discharged region from a plurality of nozzles while a plurality of droplet discharge heads having a nozzle line having the plurality of nozzles that discharge the liquid body as droplets and are arranged in a linear manner, and a substrate including a plurality of discharged regions having a nearly rectangular shape are relatively moved in a main scan direction that is nearly orthogonal to an arrangement direction of the droplet discharge heads. In the method, the plurality of discharged regions are composed of a first discharged region and a second discharged region. The first discharged region is disposed on the substrate to set a long side thereof along a certain direction, and the second discharged region has a smaller area than the first discharged region and is disposed to set a long side thereof nearly orthogonal to the long side of the first discharged region.

Abstract: A pattern film formation method includes: discharging liquid from at least one first discharge head toward a first pattern film formation region on a substrate; and discharging liquid from a plurality of second discharge heads toward a second pattern film formation region that is narrower than the first pattern film formation region. A number of the second discharge heads is greater than a number of the at least one first discharge head.

Abstract: A liquid droplet discharging apparatus includes a substrate having a plurality of film formation regions; a plurality of nozzles discharging droplets of a liquid, the nozzles being positioned facing the substrate and moved relatively with respect to the substrate to perform a scanning operation so as to discharge the droplets in the film formation regions during the scanning operation; a first moving mechanism moving the substrate relatively with the nozzles in a first direction; a plurality of driving units provided, each corresponding to one of the nozzles; a nozzle driving section generating a plurality of driving signals to supply one of the driving signals changing amounts of the droplets to be discharged to the driving units so as to allow the droplets to be discharged from the nozzles; and a control section controlling the first moving mechanism to allow the scanning operation to be performed a plurality of times over a same film formation region and controlling the nozzle driving section to allow a pr

Abstract: A pattern film formation method includes: discharging liquid from at least one first discharge head toward a first pattern film formation region on a substrate; and discharging liquid from a plurality of second discharge heads toward a second pattern film formation region that is narrower than the first pattern film formation region. A number of the second discharge heads is greater than a number of the at least one first discharge head.

Abstract: A droplet discharge device includes a plurality of discharge heads configured and arranged to discharge droplets toward a plurality of pattern film formation regions disposed on a substrate with the pattern film formation regions including at least one narrow pattern film formation region that is narrower than the other pattern film formation regions. A number of the discharge heads corresponding to the narrow pattern film formation region is greater than a number of the discharge heads corresponding to one of the pattern film formation regions having an area that is larger than that of the narrow pattern film formation region.

Abstract: A placing table includes a placing surface on which a substrate is placed; a suction unit which sucks the substrate to the placing surface; a separation unit which separates the substrate from the placing surface; and a rotation unit, being a part of the placing surface and rotating about a vertical axis with respect to the placing surface. In the table, the suction unit sucks the substrate to the placing surface at the rotation unit and the separation unit separates the substrate from a part of the placing surface excluding the rotation unit if the rotation unit is rotated.

Abstract: A droplet discharge device includes a plurality of discharge heads configured and arranged to discharge droplets toward a plurality of pattern film formation regions disposed on a substrate with the pattern film formation regions including at least one narrow pattern film formation region that is narrower than the other pattern film formation regions. A number of the discharge heads corresponding to the narrow pattern film formation region is greater than a number of the discharge heads corresponding to one of the pattern film formation regions having an area that is larger than that of the narrow pattern film formation region.

Abstract: A method for discharging a liquid body includes discharging the liquid body to a plurality of discharged regions provided to a substrate from a plurality of nozzles each of which discharges the liquid body as a droplet and that are disposed in a linear manner as a nozzle line while the nozzle line and the substrate are relatively moved in a main scan direction approximately perpendicular to an arrangement direction of the nozzle line. Each of the plurality of the discharged regions is composed of a first discharged region and a second discharged region. An area of the first discharged region is different from an area of the second discharged region. In the discharging the liquid body, a discharge condition of the liquid body to the first discharged region is set to be different from a discharge condition of the liquid body to the second discharged region.

Abstract: A method for discharging a liquid body includes: discharging the liquid body to a discharged region from a plurality of nozzles while a plurality of droplet discharge heads having a nozzle line having the plurality of nozzles that discharge the liquid body as droplets and are arranged in a linear manner, and a substrate including a plurality of discharged regions having a nearly rectangular shape are relatively moved in a main scan direction that is nearly orthogonal to an arrangement direction of the droplet discharge heads. In the method, the plurality of discharged regions are composed of a first discharged region and a second discharged region. The first discharged region is disposed on the substrate to set a long side thereof along a certain direction, and the second discharged region has a smaller area than the first discharged region and is disposed to set a long side thereof nearly orthogonal to the long side of the first discharged region.

Abstract: A liquid droplet discharging apparatus includes a substrate having a plurality of film formation regions; a plurality of nozzles discharging droplets of a liquid, the nozzles being positioned facing the substrate and moved relatively with respect to the substrate to perform a scanning operation so as to discharge the droplets in the film formation regions during the scanning operation; a first moving mechanism moving the substrate relatively with the nozzles in a first direction; a plurality of driving units provided, each corresponding to one of the nozzles; a nozzle driving section generating a plurality of driving signals to supply one of the driving signals changing amounts of the droplets to be discharged to the driving units so as to allow the droplets to be discharged from the nozzles; and a control section controlling the first moving mechanism to allow the scanning operation to be performed a plurality of times over a same film formation region and controlling the nozzle driving section to allow a pr

Abstract: A placing table includes a placing surface on which a substrate is placed; a suction unit which sucks the substrate to the placing surface; a separation unit which separates the substrate from the placing surface; and a rotation unit, being a part of the placing surface and rotating about a vertical axis with respect to the placing surface. In the table, the suction unit sucks the substrate to the placing surface at the rotation unit and the separation unit separates the substrate from a part of the placing surface excluding the rotation unit if the rotation unit is rotated.