Patent application number | Description | Published |
20110182615 | PROCESS UNIT POSITIONING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME - Provided is a process unit positioning device which performs positioning of a plurality of process units with respect to an apparatus main body, including: a positioning plate in which bearing holes into which individual drum shafts are fitted and a fitted portion onto which positioning portion of the apparatus main body is fitted are formed; and a holder portion supported by the apparatus main body so as to be able to pivot while holding the positioning plate so that a position changes by contact between the bearing holes and the drum shafts. | 07-28-2011 |
20120163866 | Image Forming Apparatus - An image forming apparatus according to an aspect of the present disclosure includes an image carrier, a cleaning member and a drive mechanism. The image carrier carries a toner image. The cleaning member removes residual toner on the image carrier by contacting a surface of the image carrier. The drive mechanism rotates the image carrier and for reciprocating the image carrier in an axial direction of the image carrier. | 06-28-2012 |
20130195507 | TANDEM IMAGE FORMING APPARATUS HAVING NEUTRALIZATION DEVICE PERFORMING PRE-TRANSFER NEUTRALIZATION AND POST-TRANSFER NEUTRALIZATION - An image forming apparatus has an intermediate transfer belt and a plurality of image forming units located along the intermediate transfer belt. Each image forming unit has a photosensitive drum, a charger that charges the photosensitive drum, a developing device that forms a toner image by attaching toner to an electrostatic latent image formed by exposure after charging, a transfer device that transfers the toner image formed on the photosensitive drum to the intermediate transfer belt, a cleaning device that removes toner remaining on the photosensitive drum, and a neutralization device that neutralizes the photosensitive drum using neutralization light. The neutralization device of at least one of the image forming units irradiates the photosensitive drum with neutralization light, irradiates the intermediate transfer belt with neutralization light, and irradiates the photosensitive drum of the adjacent image forming unit with reflected light of neutralization light from the intermediate transfer belt. | 08-01-2013 |
20130336695 | PROCESS UNIT POSITIONING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME - Provided is a process unit positioning device which performs positioning of a plurality of process units with respect to an apparatus main body, including: a positioning plate in which bearing holes into which individual drum shafts are fitted and a fitted portion onto which positioning portion of the apparatus main body is fitted are formed; and a holder portion supported by the apparatus main body so as to be able to pivot while holding the positioning plate so that a position changes by contact between the bearing holes and the drum shafts. | 12-19-2013 |
20140241751 | BELT CLEANING DEVICE AND IMAGE FORMING APPARATUS HAVING THE SAME - A belt cleaning device includes a collection roller, a cleaning blade, a sealing member, a first thrust mechanism, and a second thrust mechanism. The collection roller collects remaining toner on an intermediate transfer belt. The cleaning blade extends along the collection roller and scrapes off the toner of a surface of the collection roller. The sealing member softly comes into contact with the surface of the collection roller and prevents counterflow of the toner. The first thrust mechanism displaces the collection roller in its rotating shaft direction by a rotational driving force transmitted to the collection roller and. The second thrust mechanism thrusts the cleaning blade in the rotating shaft direction of the collection roller in a thrust cycle shorter than that of the collection roller based on the first thrust mechanism. | 08-28-2014 |
20140321896 | CLEANING UNIT, IMAGE FORMING APPARATUS INCLUDING THE SAME, AND SHUTTER PROVIDED IN CLEANING UNIT - A cleaning unit includes a cleaning member eliminating a waste toner from an image carrier, a waste toner conveying body conveying the waste toner in a conveying channel to a waste toner case, a shutter having an ejecting port and a shutter moving mechanism moving the shutter between an opening position and a closing position. Via the ejecting port, the conveying channel and waste toner case are communicated. The shutter contacts with/separates from a seal preventing a leak of the waste toner from the ejecting port. When the shutter is rotated in one direction and moved to the opening position to make an outer end face of the shutter contact with the seal, the ejecting port is opened. When the shutter is rotated in another direction and moved to the closing position to make the outer end face of the shutter separate from the seal, the ejecting port is closed. | 10-30-2014 |
20150177648 | TONER CONVEYING DEVICE, IMAGE FORMING APPARATUS - Toner conveying device includes cylindrical member, shutter member, and shutter opening/closing mechanism. Cylindrical member is provided at end of toner conveyance path in which toner is conveyed, cylindrical member having first opening from which toner is discharged, end of toner conveyance path being on downstream side in toner conveyance direction. Shutter member is formed in shape of cylinder with bottom and configured to be externally fitted with cylindrical member and open and close first opening. Shutter opening/closing mechanism is configured to cause shutter member to pivot between open position at which first opening is opened and closed position at which first opening is closed, while moving shutter member in direction along axis around which shutter member pivots such that at closed position, bottom surface of shutter member and side edge of cylindrical member are pressed against each other. | 06-25-2015 |
20150185679 | DRUM SUPPORTING STRUCTURE FOR SUPPORTING PHOTOSENSITIVE DRUM, IMAGE FORMING APPARATUS, AND BEARING FOR SUPPORTING PHOTOSENSITIVE DRUM - A drum supporting structure according to one aspect of the present disclosure includes a bearing. The bearing is configured to support a flange of a photosensitive drum connected to a shaft joint member that is connected to a drive shaft through which drive power is transmitted, such that the flange of the photosensitive drum is rotatable. The bearing includes an inner circumferential surface that is fitted on an outer surface of the flange, and two planes that are formed on the inner circumferential surface and that contact with the flange. The bearing supports the flange by the flange contacting with the two planes at two points due to a load applied from a peripheral device to the photosensitive drum, such that the flange is rotatable. | 07-02-2015 |
Patent application number | Description | Published |
20080282061 | Array Type Operation Device - An array calculation device that includes a processor array composed of a plurality of processor elements having been assigned with orders, acquires an instruction in each cycle, generates, in each cycle, operation control information for controlling an operation of a processor element of a first order, and then generates an instruction to the processor element of the first order in accordance with the operation control information and the acquired instruction, and also generates, in each cycle, operation control information for controlling an operation of each processor element of a next order and onwards, in accordance with operation control information generated for controlling an operation of a processor element of an immediately preceding order, and then generates an instruction to each processor element of the next order and onwards, in accordance with the operation control information generated and the acquired instruction. | 11-13-2008 |
20090037779 | EXTERNAL DEVICE ACCESS APPARATUS - In response to a write request from a master to write to an external device, a control unit holds a write address and write data from the master in a write address holding unit and in a write data holding unit, respectively, outputs a reception signal to the master, and writes the write data to the external device specified by the write address. When the master holds the read address in the read address holding unit, the control unit reads data from the external device specified by the read address, and holds the read data in the read data holding unit. | 02-05-2009 |
20090037916 | PROCESSOR - The present invention provides a processor that cyclically executes a plurality of threads in accordance with an execution time allocated to each of the threads, comprising a reconfigurable integrated circuit. The processor stores circuit configuration information sets respectively corresponding to the plurality of threads, reconfigures a part of the integrated circuit based on the circuit configuration information sets, and sequentially executes each thread using the integrated circuit that has been reconfigured based on one of the configuration information sets that corresponds to the thread. While executing a given thread, the processor selects a thread to be executed next, and reconfigures a part of the integrated circuit where is not currently used for execution of the given thread, based on a circuit configuration information set corresponding to the selected thread. | 02-05-2009 |
20100174884 | PROCESSOR HAVING RECONFIGURABLE ARITHMETIC ELEMENT - A processor ( | 07-08-2010 |
20110113220 | MULTIPROCESSOR - Provided is a multiprocessor capable of executing a plurality of threads without decreasing execution efficiency. | 05-12-2011 |
20120060017 | PROCESSOR - A processor including L computing units, L being an integer of 2 or greater, the processor comprising: an instruction buffer including M×Z instruction storage areas each storing one instruction, M instruction streams being input in a state of being distinguished from each other, each of the M instruction streams including Z instructions, M and Z each being an integer of 2 or greater, M×Z being equal to or greater than L; an order information holding unit holding order information that indicates an order of the M×Z instruction storage areas; an extraction unit operable to extract instructions from the M×Z instruction storage areas; and a control unit operable to cause the extraction unit to extract L instructions in executable state from the M×Z instruction storage areas in accordance with the order indicated by the order information, and input the instructions into different ones of the L computing units. | 03-08-2012 |
20120167036 | PROGRAM GENERATION DEVICE, PROGRAM PRODUCTION METHOD, AND PROGRAM - A program generation apparatus references a source program including a loop for executing a block N times (N≧2) and having such dependence that a variable defined in a statement in the block pertaining to i | 06-28-2012 |
20120167114 | PROCESSOR - Provide is a processor that can maintain a dependency relationship between a plurality of instructions and one read instruction. The processor comprises: a setting unit configured to set, when an instruction that exists at a location ensuring that writing into a memory area has been completed is executed, usage information indicating whether writing into the memory area has been completed such that the usage information indicates that writing into a memory area during execution of one thread has been completed; and a control unit configured to (i) perform execution of a read instruction to read data stored in the memory area when the usage information indicates that writing into the memory area during execution of the one thread has been completed, and (ii) suppress execution of the read instruction when the usage information indicates that writing into the memory area during execution of the one thread has not been completed. | 06-28-2012 |
20140003742 | TRANSPOSITION OPERATION DEVICE, INTEGRATED CIRCUIT FOR THE SAME, AND TRANSPOSITION METHOD | 01-02-2014 |
20140136821 | MULTIPROCESSOR SYSTEM - To provide a multi-processor system that efficiently debugs operations of one processor and operations of another processor. The multiprocessor system has a first processor and a second processor that executes processing by receiving notification from the first processor. The first processor: sequentially specifies instructions to be executed from an instruction queue; sends a notification based on a processing request instruction to the second processor when an instruction that is specified is the processing request instruction; executes the instruction that is specified when the instruction that is specified is not the processing request instruction; and determines whether or not a debug mode is set. When the first processor determines that the debug mode is set, the first processor stops specifying instructions after specifying the processing request instruction, and, after sending the notification, resumes specifying instructions after detecting that the second processor has completed processing corresponding to the notification. | 05-15-2014 |
Patent application number | Description | Published |
20150041006 | VALVE STRUCTURE - There is provided a valve structure including a valve case provided with a suction port and discharge ports, valve bodies provided for opening and closing the discharge ports and a drive body for driving the valve bodies, where the valve bodies are provided with, at one end thereof, a blocking portion for closing the discharge port and at the other end thereof, an elastic member portion generating an elastic force for moving the blocking portion for opening and closing the discharge port, the rod-like drive body having a convex portion on its side is inserted into through-holes provided on the valve bodies in a direction intersecting a moving direction of the blocking portion moved by an elastic force, and the blocking portion is moved in the direction intersecting the drive body by the rotation of the drive body, thereby controlling the opening and closing of the discharge port. | 02-12-2015 |
20150041007 | MULTI-DIRECTIONAL SELECTOR VALVE - There is provided a multi-directional selector valve which makes it possible to control opening and closing of the discharge ports in an easy manner and to minimize increase in cost and size even if the number of branches is increased. The multi-directional selector valve includes a valve case provided with a suction port and at least two discharge ports, at least two valve bodies provided for opening or closing the at least two discharge ports, a drive body formed into a rod-like shape and provided for driving the valve bodies and a drive source for rotating the drive body, and is configured such that any of convex portions provided on the side of the drive body are pressed onto any of the at least two valve bodies by the rotation of the drive body, thereby opening or closing the at least two discharge port in order. | 02-12-2015 |