Patent application number | Description | Published |
20090057982 | SHEET TAKE-OUT APPARATUS - A sheet take-out apparatus includes a supplying structure configured to move a plurality of sheets supplied in a stacking state in a stacking direction and supply a sheet at a leading edge thereof in a movement direction to a take-out position, a take-out structure configured to make contact with the sheet supplied to the take-out position and rotate, thereby taking out the sheet in a direction almost orthogonal to the stacking direction, and move the sheet to a conveying route, a suction structure configured to generate an air current to suck the sheet at the leading edge in the movement direction to the take-out position on an upstream side of a position where the take-out structure makes contact with the sheet in the sheet take-out direction by the take-out structure, and a controller configured to control an operation of the suction structure so as to decrease suction force by the suction structure when the sheet at the leading edge in the movement direction is not taken out by the take-out structure. | 03-05-2009 |
20100038840 | SHEET TAKE-OUT APPARATUS - A sheet take-out apparatus includes an insertion portion configured to stack and insert a plurality of sheets in an upright state, a supply structure configured to move the plurality of inserted sheets in the stacking direction and supply a sheet at a leading edge in a moving direction to a take-out position at one end of the insertion portion, a take-out structure configured to rotate in contact with the sheet supplied to the take-out position, thereby take out the sheet in a direction almost perpendicular to the stacking direction, and a suction structure configured to permit an air current to act on the sheet, supplied to the take-out position by the supply structure, at the leading edge in the moving direction and absorb the sheet toward the take-out position. Wherein the suction structure, so as to raise the fallen sheet at the leading edge in the moving direction and permit it to face the take-out structure, makes a flow rate of the air current acting on the sheet different in a surface thereof. | 02-18-2010 |
20100308530 | PAPER SHEET TAKEOUT DEVICE - In one embodiment, a supply mechanism is provided. The supply mechanism supplies accumulated paper sheets to a takeout position sequentially. A takeout belt having adsorption hole runs along a surface of the takeout position. An opening of a negative pressure chamber is arranged so as to face the takeout belt. A suction unit sucks air existing at the takeout position via the opening and the adsorption holes. The suction unit causes a negative pressure to act on each of the paper sheets so that each is adsorbed onto an adsorption surface of the takeout belt. The suction unit has an air supply port to supply air into the negative pressure chamber. The air supply port is arranged so that the air supplied via the air supply port is directed to a position and in a direction different from those of the opening. | 12-09-2010 |
20100314217 | POSTURE CONVERTING DEVICE AND PAPER-LIKE MATERIAL PROCESSING APPARATUS - According to one embodiment, a posture converting device includes two upstream-side correction rollers spaced apart in a direction intersecting with a conveying direction of a paper-like material, two downstream-side correction rollers arranged at a position spaced apart from the upstream-side correction rollers toward a downstream side in the conveying direction, and a control unit for independently controlling rotations of the four correction rollers, wherein the control unit rotates a conveyance posture of the paper-like material to some extent by making a speed difference between the two upstream-side correction rollers, and rotates the paper-like material to a desired conveyance posture by making a speed difference between the two downstream-side correction rollers. | 12-16-2010 |
20110101599 | SHEET TAKE OUT APPARATUS AND SHEET PROCESSING APPARATUS - According to one embodiment, a sheet take out apparatus includes a supply table on which sheets are stacked; a detecting portion configured to detect a state of a top surface of the stacked sheets; a cylindrical take out rotor which is rotatably provided so as to face an end portion on a take out side of a top sheet and partially includes a suction hole to attract the sheet, the take out rotor taking out the sheets one by one by attracting the end portion on the take out side of the sheet with rotation; a suction portion which is provided inside the take out rotor and includes an air hole to attract the sheet through the suction hole, the suction portion provided so as to allow the air hole to rotationally move between a first opening position and a second opening position, the first opening position having a first distance away from the end portion on the take out side of the sheet, the second opening position having a second distance, which is longer than the first distance, away from the end portion on the take out side of the sheet; and a drive structure configured to rotationally move the suction portion to any of the first opening position and the second opening position based on state information detected by the detecting portion. | 05-05-2011 |
20110227276 | FLOW CHANNEL OPENING AND CLOSING DEVICE AND SHEET HANDLING APPARATUS - According to one embodiment, a flow channel opening and closing device includes a first rotating plate provided rotatably along a face which crosses two adjacent flow channels, having a first fluid passing hole which overlaps with each of the two flow channels midway during rotation, which fully opens the one flow channel and blocks the other flow channel at a region except the first fluid passing hole by making the first fluid passing hole overlap with the one flow channel, and a second rotating plate provided adjacent to the first rotating plate and rotatably along a face which crosses the two flow channels, having a second fluid passing hole which overlaps with each of the two flow channels midway during rotation, which rotates to a position where the second fluid passing hole overlaps at least partially with the one flow channel when the first rotating plate rotates to a position where the first fluid passing hole fully opens the one flow channel. | 09-22-2011 |
20110290568 | DEVICE FOR MEASURING THE WEIGHT OF A SHEET-LIKE ARTICLE, SHEET PROCESSING DEVICE INCLUDING THIS WEIGHT MEASURING DEVICE AND METHOD FOR MEASURING THE WEIGHT OF A SHEET-LIKE ARTICLE - A weight measuring device for measuring the weight of a sheet-like article, comprising: a conveying unit that is arranged along a conveying route to convey the sheet-like article to be measured, the conveying unit being adapted to rotate while contacting the sheet-like article without being applied by a driving force from outside after receiving the sheet-like article from the conveying route, and transporting the sheet-like article in its rotation direction while supporting the weight of the sheet-like article; and a scale to measure the weight of the conveying unit in a state in which the conveying unit supports the weight of the sheet-like article and transports the sheet-like article. | 12-01-2011 |
20110316216 | SHEET HANDLING APPARATUS AND SHEET HANDLING METHOD - According to one embodiment, a sheet handling apparatus includes a take-out member to take out a sheet from a take-out position by rotating in a state in which a negative pressure is applied to the sheet at the take-out position and the sheet is adsorbed to the take-out member; a conveyor portion to receive and convey the sheet taken out from the take-out position by the take-out member; and a control portion to control the take-out member such that, when the sheet at the take-out position is being adsorbed to the take-out member, the take-out member is rotated at a circumferential speed that is slower than a conveying speed of the sheet at the conveyor portion, and when the sheet adsorbed to the take-out member is being transferred to the conveyor portion, the take-out member is rotated at a circumferential speed that is the same as a conveying speed of the conveyor portion at that time. | 12-29-2011 |
20120068398 | SHEET HANDLING APPARATUS - According to one embodiment, a sheet handling apparatus includes a conveying path to convey a sheet, a processing portion to perform a predetermined process on the sheet while conveying the sheet on the conveying path, a separable roller pair that is arranged at a certain distance from the processing portion on an upstream side or a downstream side in conveying direction, the separable roller pair being adapted to hand over the sheet between the conveying path and the processing portion by holding the sheet with a nip and rotating, a separating mechanism to separate the separable roller pair, and a controller that controls the separating mechanism such that the separable roller pair is separated before or after processing is started with the processing portion on a sheet that is conveyed on the conveying path. | 03-22-2012 |
20130015003 | WEIGHT DETECTING DEVICE AND WEIGHT DETECTING METHODAANM ASARI; YukioAACI Kanagawa-kenAACO JPAAGP ASARI; Yukio Kanagawa-ken JPAANM TODORIKI; ToruAACI Kanagawa-kenAACO JPAAGP TODORIKI; Toru Kanagawa-ken JPAANM MITSUYA; YusukeAACI Kanagawa-kenAACO JPAAGP MITSUYA; Yusuke Kanagawa-ken JPAANM NARUOKA; YoshihikoAACI Kanagawa-kenAACO JPAAGP NARUOKA; Yoshihiko Kanagawa-ken JPAANM HIRAMITSU; NaruakiAACI Kanagawa-kenAACO JPAAGP HIRAMITSU; Naruaki Kanagawa-ken JPAANM FUJIHARA; HiroakiAACI Kanagawa-kenAACO JPAAGP FUJIHARA; Hiroaki Kanagawa-ken JP - According to one embodiment, a weight detecting device includes a conveying portion to convey a sheet-like article, a vibration source causing the conveying portion to oscillate; a sensor to detect a weight of the sheet-like article while it is being conveyed by the conveying portion, an A/D converter portion to sample and digitize an output of the sensor at a predetermined period, and a calculating portion to calculate a weight of the sheet-like article by determining an average of a plurality of detection signal values digitized by the A/D converter portion after subjecting the detection signal values to statistical processing. | 01-17-2013 |
20140035221 | SHEET HANDLING APPARATUS - According to one embodiment, a sheet handling apparatus includes a conveying path to convey a sheet, a processing portion to perform a predetermined process on the sheet while conveying the sheet on the conveying path, a separable roller pair that is arranged at a certain distance from the processing portion on an upstream side or a downstream side in conveying direction, the separable roller pair being adapted to hand over the sheet between the conveying path and the processing portion by holding the sheet with a nip and rotating, a separating mechanism to separate the separable roller pair, and a controller that controls the separating mechanism such that the separable roller pair is separated before or after processing is started with the processing portion on a sheet that is conveyed on the conveying path. | 02-06-2014 |
20140265112 | SHEET TRANSPORT APPARATUS - A sheet transport apparatus including an upstream-side transport unit configured to hold a sheet and transport the sheet by rotating; a downstream-side transport unit configured to hold the sheet and further transport the sheet by rotating, the downstream-side transport unit being arranged at such a position that an unrestrained transport section is formed where the sheet is not held downstream in transport direction from the upstream-side transport unit; an upstream-side air-feed unit configured to form an air flow that flows downstream in transport direction on both sides of a transport plane of the sheet in the unrestrained transport section; and a controller configured to control the upstream-side air-feed unit to start forming an air flow before a leading edge of the sheet reaches the unrestrained transport section from the upstream-side transport unit, and to stop the air flow before a trailing edge of the sheet reaches the unrestrained transport section. | 09-18-2014 |