Patent application number | Description | Published |
20080232058 | Apparatus for Reducing Weight and Thickness of a Portable Computer - An apparatus for reducing weight and thickness of portable computers is disclosed. The apparatus includes a lower housing, an upper housing and a cosmetic cover. The lower housing is configured to accommodate electronic elements therein. The upper housing, which has an opening inside, includes a periphery connected to the lower housing and a main bridge structure connected from one edge of the periphery to another edge of the periphery for providing structural support to the upper housing in the opening and for accommodating a display module therein. The cosmetic cover is configured to cover the upper housing. | 09-25-2008 |
20080238788 | PORTABLE COMPUTER AND ANTENNA DISTANCE SETTING MECHANISM - An apparatus has an antenna distance setting mechanism that sets a distance between a cosmetic cover and a radio antenna. An upper housing and a radio antenna, which has a ground and a radiating element and is movably attached to the upper housing, are covered by a cosmetic cover formed of a dielectric material. An antenna distance setting mechanism includes a radio antenna supporting member, elastic members, and protrusions. The radio antenna-supporting member is movably attached to the upper housing. When the cosmetic cover is attached to the upper housing, an inner wall of the cosmetic cover pushes the ends of the protrusions against an elastic force of the elastic members to set the distance between the radiating element and the inner wall of the cosmetic cover to a predetermined distance. | 10-02-2008 |
20080304231 | Portable Computer - A portable computer having a decorative cover is disclosed. The portable computer includes a main housing and a display side housing. The display side housing is openably and closably attached to the main housing. Several apertures for forced air cooling are formed in a bottom and a side of the main housing. The decorative cover is configured to cover surfaces of the display side housing and the main housing. A tray having a flat plate member and a spacer are attached to the bottom of the main housing. The spacer is configured to secure a predetermined space between the flat plate member and the bottom of the main housing to form an air flow passage for allowing outside air to pass through the apertures. The spacer is arranged between the decorative cover and the bottom of the main housing. | 12-11-2008 |
20090103257 | COMPACT AND LIGHT COMPUTER CASING STRUCTURE - A protective casing structure of an electronic apparatus capable of keeping the apparatus compact and light is provided. A display-side block includes a display module and a display casing. The display casing is provided with frame edges at a periphery thereof, with projections formed on the frame edges. Grooves engaging with the projections are formed in a system casing. When the display-side block is closed, the projections engage with the grooves to increase rigidity against pressing from the outside in the closed state. The casing structure thereby increases the protective capability of the display module while keeping the apparatus compact and light. | 04-23-2009 |
20090284222 | Docking Device - A docking device for receiving a portable computer is disclosed. The docking device includes a device housing and a charging connector that is provided on a side surface of the device housing and is connected to a battery connector of a battery pack in order to charge the battery pack. The charging connector is connectable to the battery connector in a state where the battery pack and the device housing are disposed on the same plane. When the charging connector and the battery connector are in a connected state and the device housing is being moved to a position within a predetermined height from the plane, the connection state between the charging connector and the battery connector is maintained. When the device housing is being moved to a position that exceeds the predetermined height from the plane, the battery connector will be separated from the charging connector due to the weight of the battery pack. | 11-19-2009 |
20100265652 | Docking Device for Portable Computers - A docking device for portable computers is disclosed. The docking device includes a casing, a connector affixed to the casing, and a support member arranged on the casing. The support member is capable of being moved up and down via an elastic member disposed therebetween. | 10-21-2010 |
20110128663 | ELECTRONIC DEVICE CONNECTING STRUCTURE AND FUNCTION EXPANSION DEVICE - A connecting structure reduces noise effects on an electronic device when hot docking the electronic device to mitigate against malfunctions. When a first electronic device having a first EMI shield is docked with a second electronic device having a second EMI shield, an ESD contact portion, which is connected to the second EMI shield and has higher in impedance than an EMI connecting portion, comes in contact with the first EMI shield earlier than the EMI connecting portion. Electrostatic charge carried on the first EMI shield moves slowly to the second EMI shield due to the high impedance of the ESD contact portion. | 06-02-2011 |
20120295459 | ELECTRONIC DEVICE CONNECTING STRUCTURE AND FUNCTION EXPANSION DEVICE - For connecting devices, an electromagnetic interference (EMI) connecting portion includes a conductor connected to a first EMI shield. An electrostatic discharge (ESD) contact portion electrically connects to a second EMI shield through a high-impedance element. The ESD contact portion electrically connects the EMI connecting portion to the second EMI shield through the high-impedance element as the ESD contact portion initially contacts the EMI connecting portion during hot docking. The ESD contact portion subsequently moves in response to the initial contact to contact a low-impedance element electrically connected to the second EMI shield and connect the EMI connecting portion to the second EMI shield through the low-impedance element. | 11-22-2012 |
20120306752 | TOUCHPAD AND KEYBOARD - A method and apparatus is provided for switching between a regular keyboard mode and a touchpad mode for a user to input data. The keyboard may comprise a key which has a touch surface and a sensor. The touch surface may be responsive to pressing by an object to select one of selections associated with the key. The sensor may be used to detect a location where the object is positioned on the touch surface. | 12-06-2012 |
Patent application number | Description | Published |
20100105253 | Electrical connection structure - An electrical connection structure that includes a first connection portion of the connection member that is fixedly fastened to the first terminal by a fastening bolt, and a second connection portion of the connection member that is connected to the second terminal through an insertable/removable plug, the first connection portion is fixedly fastened to the first terminal by inserting the fastening bolt through an insertion hole provided in one of the connection member and the first terminal, and fastening the fastening bolt in a fastening hole provided in the other of the connection member and the first terminal, the insertion hole is formed larger than a diameter of a shaft-like portion of the fastening bolt, and an inserting/removing direction of the plug and an axial direction of the fastening bolt are substantially parallel to each other. | 04-29-2010 |
20100232112 | Semiconductor module - A semiconductor module includes a base plate whose one surface is formed with a fin region in which a cooling fin is provided; a substrate that is disposed on the other surface of the base plate and provided with a switching device; and a case member having an internal space an opening formed in one wall of the case member so that the opening is smaller than the one surface of the base plate and larger than the fin region. | 09-16-2010 |
20110039649 | DRIVE DEVICE - A drive device includes: an input shaft connected to an engine; a first motor-generator; a second motor-generator; a planetary gear unit including three rotating elements; an output gear connected to the planetary gear unit; an output shaft that transmits rotation of the output gear to a driving wheel; and a control device that controls at least one of the first and second motor-generator. The output gear, the planetary gear unit, and the first motor-generator are coaxial with the input shaft. The planetary gear unit is provided radially inside the first motor-generator and is provided at the same position as the first motor-generator in the axial direction. The second motor-generator is provided on an axis different from the input shaft and the output shaft axes. The control device is provided on the side of the output gear, the planetary gear unit, and the first motor-generator that is opposite the input shaft. | 02-17-2011 |
20110065298 | ELECTRICAL CONNECTION DEVICE - The present invention relates to an electrical connection device that connects a rotating electrical machine and an inverter within a housing. The electrical connection device is configured with a first bus bar connected to a terminal of the rotating electrical machine such that the first bus bar that is insulated from the housing, and a second bus bar that is connected to a terminal of the inverter device such that the second bus bar is also insulated from the housing. An insulating connection member is configured to connect the first bus bar and the second bus bar. The first bus bar and second bus bar are housed within the housing such that they face each other to form a gap between them. The connection member is configured to pass through a wall of the housing so as to electrically connect the first and second bus bars. | 03-17-2011 |
20150251531 | VEHICLE DRIVE DEVICE - The overall outer shape of a vehicle drive device including an inverter device is reduced in size. An input member and a rotating electrical machine are arranged side by side on a first axis, and a differential gear unit is placed on a second axis. An inverter device is located so as to overlap the differential gear unit as viewed in a radial direction, and is located between a second reference line that extends perpendicularly to a first reference line passing through the first axis and the second axis and that passes through the first axis and a third reference line that extends perpendicularly to the first reference line and that passes the second axis, as viewed in an axial direction. | 09-10-2015 |
Patent application number | Description | Published |
20130118632 | OIL COUNTRY TUBULAR GOODS WITH DUAL PHASE STRUCTURE AND PRODUCING METHOD THEREOF - A steel pipe with dual phase structure includes, as chemical composition, by mass %, C: 0.07% to 0.15%, Si: 0.1% to 0.5%, Mn: 0.8% to 1.9%, Nb: 0.020% to 0.10%, P: limited to 0.05% or less, S: limited to 0.01% or less, Al: limited to 0.1% or less, and a balance consisting of iron and unavoidable impurities, wherein, when [X] is amount of element X in mass %, carbon equivalent Ceq defined by Equation of Ceq=[C]+[Mn]/6 is 0.25 to 0.40 and [Nb]×[C]≧0.002 is satisfied, and includes, as metallographic structure, by area %, ferrite of 80% to 98% and martensite, residual austenite, or mixture thereof of 2% to 20% in total, wherein average grain size of ferrite is 1 μm to less than 8 μm and average grain size of martensite, residual austenite, or mixture thereof is 0.1 μm to 2 μm. | 05-16-2013 |
Patent application number | Description | Published |
20100221050 | SHEET SIZE DETECTING APPARATUS - A sheet size detecting apparatus having a first arm moved by a moving sheet contacting therewith, a second arm moved by the moving sheet contacting therewith, the second arm being disposed at a location differing from that of the first arm in a direction orthogonal to the movement direction of the sheet, and a sensor, wherein the output level of the sensor when only one of the first arm and the second arm has been moved is the same as the output level thereof when neither of the first arm and the second arm is moved, and the output level of the sensor when both of the first arm and the second arm have been moved differs from the output level thereof when neither of the first arm and the second arm is not moved. Thereby, the cost can be suppressed and yet, the wrong detection of the sheet size can be prevented. | 09-02-2010 |
20130302047 | SHEET SIZE DETECTING APPARATUS - An image forming apparatus has a sheet size detecting unit with first and second arms each moved by contact with a moving sheet, the arms disposed at differing locations in a direction orthogonal to sheet movement. An actuator which acts on the sensor is not moved when only one arm is moved by sheet contact, but is moved when both arms are moved by sheet contact so that the sensor output level when only one arm is moved is the same as when neither arm is moved, and the output level of the sensor when both of arms have moved differs from when neither arm moves. The first and second arms have first and second regulating portions, respectively, for regulating actuator movement, and the actuator is moved only when both regulating portions are moved from contact of both arms with the moving sheet. | 11-14-2013 |
Patent application number | Description | Published |
20110156336 | IMAGE FORMING APPARATUS - A reversely-rotatable roller conveys a sheet having an image formed on its one side at a sheet conveying velocity faster than that of a conveying roller by normal rotation and then, the reversely-rotatable roller conveys the sheet to a re-conveying path by reverse rotation. The sheet conveying velocity of the reversely-rotatable roller when the reversely-rotatable roller reversely rotates is made slower than the sheet conveying velocity when the reversely-rotatable roller normally rotates so that the sheet conveying velocity of the re-conveying roller is substantially equal to or slower than the sheet conveying velocity of the conveying roller. | 06-30-2011 |
20120147395 | IMAGE FORMING APPARATUS - A sheet interval, serving as the distance between conveyed recording materials, is properly controlled based on a kind of a recording material and any one of a printing ratio, an adhesion amount of toner, and the presence or absence of graphic data, thus allowing printing at throughput suitable for, for example, the kind of the recording material and the printing ratio without changing an image forming condition such that image quality does not vary. | 06-14-2012 |
20140212167 | CONNECTION MECHANISM AND IMAGE FORMING APPARATUS - A connection mechanism includes a connecting portion including a rotation arm rotatable around a rotation shaft, an urging unit configured to urge the rotation arm, and an engagement pin provided on the rotation arm; and a connected portion having an engagement groove formed in a tapered shape in an urging direction of the urging unit so as to allow entering of the engagement pin and holding of the engagement pin by the urging force of the urging unit. | 07-31-2014 |
20140233992 | IMAGE FORMING APPARATUS - An image forming apparatus includes: a fixing portion for fixing an image formed on a recording material; and a guide member for guiding the recording material. The guide member is provided at an entrance to the fixing portion and at an end portion with respect to a direction perpendicular to a feeding direction of the recording material The guide member is moved when the guide member is pushed by the recording material. | 08-21-2014 |
20140234001 | IMAGE FORMING APPARATUS - An image forming apparatus includes: a transfer portion for transferring an image onto a sheet at a transfer nip; a fixing portion for fixing the image on the sheet at a fixing nip; a sheet feeding guide, provided between the transfer portion and the fixing portion, having a sheet guide surface; a sheet detecting portion provided between the transfer portion and the fixing portion; and a controller for controlling a sheet feeding speed of at least one of the transfer portion and the fixing portion depending on an output of the sheet detecting portion so that a feeding attitude of the sheet sandwiched at both of the transfer nip and the fixing nip is maintained in a predetermined feeding attitude. The sheet guide surface of the sheet feeding guide has a most recessed region in a region between the transfer portion and the sheet detecting portion. | 08-21-2014 |
20150198921 | DRIVE TRANSMISSION DEVICE AND IMAGE FORMING APPARATUS - A drive transmission device includes: a gear, provided with a shaft hole, for transmitting a driving force; a frame to which a fixing shaft for rotatably supporting the gear by engaging with the shaft hole is fixed, wherein during transmission of the driving force, the gear is urged in a radial direction of the shaft hole, and a predetermined region of an outer peripheral surface of the fixing shaft slides on an inner peripheral surface of the shaft hole; and a holding portion, provided in a position closer to a center of the fixing shaft than the predetermined region with respect to a radial direction of the fixing shaft, for holding a lubricant between itself and the shaft hole. The holding portion is disposed only in a position opposite the predetermined region with respect to the center of the fixing shaft. | 07-16-2015 |
Patent application number | Description | Published |
20140092335 | DISPLAY DEVICE - Inspection pads are reduced when there is a need to input a plurality of control signals as inspection control signals. A display device includes: an integrated circuit; a first substrate on which a plurality of signal lines that respectively input the control signals to the integrated circuit, and an inspection pad are formed; and a driver circuit that that is mounted on the first substrate and connected to the plurality of signal lines. The plurality of signal lines include first and second signal lines adjacent to each other. The inspection pad is formed on the one signal line. The second signal line is connected to the inspection pad through a switch element. At the time of inspection, the switch element turns on, and the same control signal is input to the first and second signal lines from the inspection pad. | 04-03-2014 |
20140111724 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - An object of the present invention is to protect exposed inspection pads with a conductive tape when the application of resin is ceased and to enhance the reliability of the inspection pads. A liquid crystal display device is provided with a transparent electrode formed on a superficial side of a CF board, a grounded electrode, an inspection pad and a switching device between the inspection pad and a signal line or a scanning line respectively formed in a terminal area a TFT board and a conductive tape that electrically connects the transparent electrode of the CF board, the grounded electrode and the inspection pad respectively of the TFT board. | 04-24-2014 |
20140131719 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - This invention aims at reducing the probability of short-circuiting between terminals in a display device in which an IC driver is connected by COG. Terminals for connection with the IC driver are formed in a terminal region of a TFT substrate. The terminals are each comprised of a terminal metal, a first through-hole formed in a first insulation film, a second through-hole formed in a second insulation film, a first ITO formed in the first through-hole and being in contact with the terminal metal, and a second ITO formed over the first ITO. The second ITO is formed within an area where the second ITO is in contact with the first ITO but is not formed outside the second through-hole. This ensures that the distance between the ITOs of the adjacent terminals can be enlarged, whereby the probability of short-circuiting between the terminals can be lowered. | 05-15-2014 |
20140217412 | DISPLAY DEVICE - A display device includes a display area and a terminal area formed outside the display area. The display area has a plurality of scanning lines and a plurality of video signal lines that cross the scanning lines. The terminal area has a first terminal having a semiconductor chip connected thereto, a first line, a second line, and an inspection thin-film transistor. The inspection thin-film transistor has a gate electrode connected to the first line, a source electrode connected to the second line, and a drain electrode. The first terminal is connected to any of the plurality of scanning lines and the plurality of video signal lines. | 08-07-2014 |
20140362318 | MULTIPLE CIRCUIT BOARD FOR LIQUID CRYSTAL DISPLAY PANELS AND METHOD FOR MANUFACTURING LIQUID CRYSTAL DISPLAY PANELS - A multiple circuit board includes a board having a plurality of product regions respectively corresponding to a plurality of array boards and an out-of-product region, out-of-product wires provided in the out-of-product region, waveform wires electrically connected to the out-of-product wires and extending to depict waveforms to alternately pass inside and outside of the respective product regions, circuit elements provided in respective display regions of the plurality of product regions, scanning circuits provided adjacent to the respective display regions of the plurality of product regions, and a plurality of scanning lines extending from the scanning circuits to both sides in each of the product regions and connecting to the circuit elements at one side and connecting to the waveform wires inside the product region at the other side. | 12-11-2014 |
20150062473 | DISPLAY DEVICE - This invention envisages having flexible wiring substrate terminals serving to connect with the wires for preventing dielectric breakdown caused by static electricity during the manufacturing process, and reducing the number of the flexible wiring substrate terminals. On a mother TFT substrate, signal lines extend over each liquid crystal cell in a manner flanking a scribe line between the adjacent liquid crystal cells. The signal lines of each liquid crystal cell are connected with connecting lines striding the scribe line. This reduces the number of static electricity countermeasure wires extending from the flexible wiring substrate terminals of each liquid crystal cell. Once completed, the individual liquid crystal cells are separated from one another, with no adverse effects caused by the connecting lines. | 03-05-2015 |
Patent application number | Description | Published |
20090162689 | ALUMINUM BASE PART AND MANUFACTURING METHOD - An aluminum base part is composed of a forging cast product produced by a forging cast process and a nickel chromium plating layer formed on the forging cast product. The nickel chromium plating layer is composed of a semibright nickel plating layer formed on the forging cast product and having a thickness of 5 to 10 μm, a bright nickel plating layer | 06-25-2009 |
20120216979 | ALUMINUM BASE PART AND MANUFACTURING METHOD - An aluminum base part is composed of a forging cast product produced by a forging cast process and a nickel chromium plating layer formed on the forging cast product. The nickel chromium plating layer is composed of a semibright nickel plating layer formed on the forging cast product and having a thickness of 5 to 10 μm, a bright nickel plating layer | 08-30-2012 |
20140086789 | ALUMINUM ALLOY FOR VEHICLE AND WHEEL FOR MOTORCYCLE - An aluminum alloy for a vehicle has the composition including, by weight %, 0.5% or less of Fe, 0.2% or less of Mn, Si, and Cu with the balance being Al and unavoidable impurities, wherein dendrite arm spacing is 45 μm or less, and a size of an intermetallic compound is 150 μm or less. | 03-27-2014 |
Patent application number | Description | Published |
20100088535 | SYNCHRONIZATION CONTROL APPARATUS, INFORMATION PROCESSING APPARATUS, AND SYNCHRONIZATION MANAGEMENT METHOD - A synchronization control apparatus includes a counter that carries out a counting and outputs resulting count information, a timeout time holder that holds a predetermined timeout time and outputs the timeout time, a comparator that compares the count information output from the counter and the timeout time output from the timeout time holder, a synchronization controller that monitors a synchronization between a first processor and a second processor by comparing an output from the first processor and an output from the second processor and starts a counting, when a mis-match of the outputs from the first processor and the second processor is detected and wherein the comparator detects that the count information and the timeout time match, the comparator stops either the first processor or second processor in which a synchronization delay has occurred. | 04-08-2010 |
20140108693 | INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING METHOD - An information processing apparatus includes an interface configured to be connected with a connection apparatus, an acquisition unit configured to acquire apparatus information including a configuration or an operation specification of the connection apparatus connected with the interface, a determination unit configured to determine a control program to control the connection apparatus according to the apparatus information, and a control unit configured to use the determined control program to control the connection apparatus, wherein the connection apparatus includes an expansion connection unit and an expansion apparatus connected with the expansion connection unit, and the acquisition unit includes a first acquisition unit configured to acquire first information including a configuration or an operation specification of the expansion connection unit connected with the interface, and a second acquisition unit configured to acquire second information including a configuration or an operation specification of the expansion apparatus connected with the expansion connection unit. | 04-17-2014 |
20150228358 | INFORMATION PROCESSING DEVICE AND MEMORY TEST METHOD - An information processing device includes a storage unit and a processor. The storage unit stores margin information, which stores a specified margin indicating a length of time in which signal processing is operated normally, in association with the type of a memory and the operation environment. The processor causes the memory to perform signal processing. The processor also changes an operation timing and specifies a range of operation timings with which the signal processing may be performed normally. Furthermore, the processor acquires the specified range of the operation timing as a measured margin, and extracts a specified margin associated with a combination of the type of memory and the operation environment of a current information processing device from the margin information. Then, the processor judges that the memory is not operating normally in the information processing device when the acquired measured margin is shorter than the extracted specified margin. | 08-13-2015 |
Patent application number | Description | Published |
20140060485 | INTAKE CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - An intake control system for an internal combustion engine, which, even when there are a plurality of intake air amounts for attaining one target torque, is capable of positively selecting a minimum intake air amount therefrom without causing hunting, and setting the minimum intake air amount as a target intake air amount, thereby making it possible to improve fuel economy. The intake control system calculates a maximum intake air amount, sets a plurality of provisional intake air amounts within a range of 0 to the maximum intake air amount, calculates torques estimated to be output from the engine with respect to the provisional intake air amounts, respectively, selects a minimum provisional intake air amount that makes the estimated torque equal to or close to the target torque from the relationship between the provisional intake air amounts and the estimated torques, and sets the same as the target intake air amount. | 03-06-2014 |
20140067212 | CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - A control system for an internal combustion engine, which is capable of quickly and properly ensuring excellent fuel economy of the engine even when atmospheric pressure has changed. The control system includes an ECU. The ECU performs weighted average calculation on lowland map values and highland map values, based on atmospheric pressure, to thereby calculate map values of a demanded torque that minimize a fuel consumption ratio of the engine in the atmospheric pressure, and calculates engine demanded output. The ECU calculates demanded torque and demanded engine speed using the map values and the engine demanded output, respectively. The ECU controls the engine using the demanded torque. | 03-06-2014 |
20140088851 | CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - A control system for an internal combustion engine, which is capable of directly and properly calculating the most fuel-efficient torque according to operating conditions of the engine without setting or learning in advance operating lines indicative of the most fuel-efficient torques, thereby making it possible to reduce costs and enhance fuel economy. In the control system, when the engine is operated at a predetermined reference rotational speed, a plurality of fuel consumption ratio parameters associated with a plurality of estimated torques are calculated based on a provisional intake air amount-estimated torque relationship which is the relationship between provisional intake air amounts and estimated torques to be obtained when the provisional intake air amounts of intake air are supplied. Further, an estimated torque associated with a minimum value of the fuel consumption ratio parameters is calculated as the most fuel-efficient torque at the reference rotational speed. | 03-27-2014 |
20140261312 | INTAKE CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - An intake control system for an internal combustion engine is capable of ensuring a differential pressure across an EGR valve, and controlling an EGR amount with high accuracy. A target fresh air amount is set based on a demanded torque calculated according to operating conditions of the engine. A differential pressure across an EGR valve is set as a target differential pressure. When it is determined that the across-valve differential pressure is not in a state in which the target differential pressure can be ensured, an opening degree of the EGR valve is controlled to limit an EGR amount. An opening degree of a throttle valve is controlled based on the target fresh air amount, so as to ensure the target differential pressure. | 09-18-2014 |
20150184601 | CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - A control system for an internal combustion engine having a throttle valve disposed in an intake passage of the engine. A target intake air amount of the engine is calculated, and an intake pressure of the engine is estimated. A wide-open intake air amount is calculated according to the engine rotational speed, and a theoretical intake air amount is calculated according to the wide-open intake air amount and the intake pressure. The wide-open intake air amount is an intake air amount corresponding to a state where the throttle valve is fully opened, and the theoretical intake air amount is an intake air amount corresponding to a state where no exhaust gas of the engine is recirculated to a combustion chamber of the engine. further, an exhaust gas recirculation ratio is calculated using the theoretical intake air amount and the target intake air amount, and a target output torque of the engine is calculated using the target intake air amount and the exhaust gas recirculation ratio. The engine is controlled using the target output torque. | 07-02-2015 |
20150184602 | CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - A control system for an internal combustion engine having a throttle valve disposed in an intake passage of the engine. A target intake air amount of the engine is calculated, and an intake pressure of the engine is estimated. A wide-open intake air amount is calculated according to the engine rotational speed, and a theoretical intake air amount is calculated according to the wide-open intake air amount and the intake pressure. The wide-open intake air amount is an intake air amount corresponding to a state where the throttle valve is fully opened, and the theoretical intake air amount is an intake air amount corresponding to a state where no exhaust gas of the engine is recirculated to a combustion chamber of the engine. further, an exhaust gas recirculation ratio is calculated using the theoretical intake air amount and the target intake air amount, and a target output torque of the engine is calculated using the target intake air amount and the exhaust gas recirculation ratio. The engine is controlled using the target output torque. | 07-02-2015 |
20150184608 | CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE - A control system for an internal combustion engine having a throttle valve disposed in an intake passage of the engine. A target intake air amount of the engine is calculated, and an intake pressure of the engine is estimated. A wide-open intake air amount is calculated according to the engine rotational speed, and a theoretical intake air amount is calculated according to the wide-open intake air amount and the intake pressure. The wide-open intake air amount is an intake air amount corresponding to a state where the throttle valve is fully opened, and the theoretical intake air amount is an intake air amount corresponding to a state where no exhaust gas of the engine is recirculated to a combustion chamber of the engine. further, an exhaust gas recirculation ratio is calculated using the theoretical intake air amount and the target intake air amount, and a target output torque of the engine is calculated using the target intake air amount and the exhaust gas recirculation ratio. The engine is controlled using the target output torque. | 07-02-2015 |
Patent application number | Description | Published |
20100054776 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image bearing member and a charging roller rotatable in contact therewith. Before driving of the image bearing member starts, a bias having the same polarity as that of an image forming bias is applied between the charging roller and the image bearing member. The time of application of the bias varies with the accumulated time of rotation of the image bearing member or the time of making the driving of the image bearing member inactive. | 03-04-2010 |
20110158707 | RESTRICTING BLADE AND DEVELOPING DEVICE - A restricting blade includes: a metallic plate subjected to punching; a contact surface perpendicular to a thickness direction of the metallic plate, the surface being positioned upstream in a punch direction; an end surface of the metallic plate, formed by the punching, the surface being positioned at the metallic plate upstream in a rotational direction of the developing roller; and a coating layer formed in such a manner as to cover a part of a surface positioned opposite to the contact surface in the thickness direction of the metallic plate and the end surface with a resin or an elastomer. | 06-30-2011 |
20120195611 | IMAGE FORMING APPARATUS - An image forming apparatus includes a developing device, a detection mode execution unit, and a notice signal generating unit. The developing device supplies a toner bearing member with toner in a container by rotating a toner supply member in a contact manner with the toner bearing member. The detection mode execution unit executes a detection mode in which a predetermined period for changing a toner amount in the foam layer by rotating the toner supply member is provided, a capacitance C | 08-02-2012 |
Patent application number | Description | Published |
20120062375 | CONTROL SYSTEM FOR VEHICLE - A control system for a vehicle, includes: a controller that is configured to obtain an index on the basis of a running condition of the vehicle, to vary a running characteristic of the vehicle on the basis of the index, and to vary details output from an effect producing device, which applies a stimulus to at least part of five senses of a driver of the vehicle, on the basis of the index, wherein when a variation in the running characteristic because of a variation in the index decreases, quickness of a behavior of the vehicle, the variation in the index in response to a variation in the running condition is relatively delayed, as compared with when the variation in the running characteristic because of the variation in the index increases quickness of the behavior of the vehicle. | 03-15-2012 |
20130151074 | VEHICLE CONTROL SYSTEM - A vehicle control system includes a control portion configured to determine a single parameter based on a running condition of a vehicle, and determine control amounts for a plurality of actuators provided in the vehicle based on the parameter. A relation of the control amount for each of the plurality of actuators to the parameter is predetermined. The control portion is configured to, when the parameter is determined, determine the control amounts for the respective actuators based on the parameter, and control the actuators based on the determined control amounts. | 06-13-2013 |
20130166121 | VEHICLE CONTROL SYSTEM - A vehicle control system includes: a controller that configured to obtain an index on the basis of a running condition of a vehicle and that configured to vary a running characteristic of the vehicle on the basis of the index, wherein the controller is configured to relatively delay a variation in the index in response to a variation in the running condition when the variation in the index decreases quickness of a behavior of the vehicle as compared with when the variation in the index increases the quickness of the behavior of the vehicle, and to correct the running characteristic on the basis of the index so that energy efficiency of a driving force source of the vehicle varies within a predetermined range depending on control over power output from the driving force source. | 06-27-2013 |
20130184934 | VEHICLE CONTROL SYSTEM - A vehicle control system includes: an acceleration acquisition unit that detects or estimates an acceleration of a vehicle; and a control unit that is configured to change a running characteristic, which includes at least any one of a driving force characteristic, shift characteristic, steering characteristic and suspension characteristic of the vehicle, on the basis of the acceleration, wherein the control unit is configured to relatively delay a change of the running characteristic for decreasing quickness of behavior of the vehicle with respect to a change of the running characteristic for increasing quickness of behavior of the vehicle, and is configured to limit a change of the running characteristic when a jerk, which is a time differential value of the acceleration, is larger than a limit determination threshold as compared with when the jerk is smaller than or equal to the limit determination threshold. | 07-18-2013 |
Patent application number | Description | Published |
20140195090 | DRIVING FORCE CONTROL SYSTEM FOR VEHICLE - A driving force control system for vehicle for controlling a target speed of an engine serving as a prime mover by selecting a control mode based on an index representing a driving preference of a driver. The control mode is selected from a first mode for operating the engine to achieve the target speed while optimizing a fuel economy, and a second mode for operating the engine to achieve the target speed at a speed lower than that achieved while optimizing the fuel economy. The driving force control system is configured to determine a lower limit speed of the engine based on the index provided that the second mode is selected, and to restrict a lower limit value of the target speed of the engine to the lower limit speed in case the target speed of the engine exceeds the lower limit speed under the second mode. | 07-10-2014 |
20140207334 | VEHICLE CONTROL SYSTEM - A vehicle control system configured to judge a vehicle behavior or a driving preference of a driver based on acceleration of the vehicle including at least longitudinal acceleration. An acceleration value used in the judgment is obtained on the basis of a weighted detection value of the actual longitudinal acceleration of the vehicle, and a weighted parameter which is varied by an operation to increase a driving force of the vehicle executed by the driver. A weight on the parameter is reduced in case a weight on the detection value of the longitudinal acceleration is increased, and the weight on the parameter is increased in case the weight on the detection value of the longitudinal acceleration is reduced. | 07-24-2014 |
20140257662 | VEHICLE CONTROL SYSTEM - A vehicle control system for adjusting control characteristics governing behaviors of a vehicle in accordance with a driving preference of a driver. The vehicle control system is comprised of a shifting means that shifts a driving mode of the vehicle between a first mode in which a driving force to be generated is moderated and a second mode in which a driving force to be generated is larger than that generated under the first mode, upon exceedance of a predetermined threshold value by an index that is changed according to a change in a behavior of the vehicle resulting from an accelerating or a decelerating operation executed by the driver. The threshold value is set to a limit value of acceleration for human beings to sense a linear change in the acceleration from zero. | 09-11-2014 |
20140343815 | VEHICLE CONTROL SYSTEM - A vehicle control system configured to estimate an index representing a driving condition of a vehicle and a driving preference of a driver based on acceleration of the vehicle, and to adjust a driving characteristics of the vehicle based on the index. The vehicle control system is comprised of a straight-line braking determining means configured to determine a fact that a braking operation of the vehicle is carried out under a condition that the vehicle travels in a straight line, and an operational disturbance reducing means that prevents or reduces an effect of a disturbance resulting from the straight-line braking of the vehicle on an adjustment of the driving characteristics of the vehicle. | 11-20-2014 |
20150127200 | DRIVING FORCE CONTROL SYSTEM FOR VEHICLE - A driving force control system for a vehicle having a mechanism for changing an engine speed continuously. The driving force control system basically controls said mechanism in a manner such that the engine speed is adjusted to optimize fuel economy. The driving force control system is configured to determine an index representing a demand to enhance agility of behavior of the vehicle based on an actual behavior of the vehicle or an amount of operation carried out by a driver to cause said behavior. An upper limit value of the engine speed of the case in which a drive demand is increased is determined on the basis of the index, and the upper limit value is set to the higher value with an increase in the index representing the demand to enhance agility of behavior of the vehicle. | 05-07-2015 |
Patent application number | Description | Published |
20140129089 | STEERING SYSTEM, STEERING CONTROL DEVICE AND STEERING CONTROL METHOD - A steering system includes: a steering member that is provided on a vehicle and that is used for a steering operation; an actuator that assists the steering operation of the steering member; and a steering control device that executes returning operation assist control in which the actuator is controlled to assist a returning operation for returning the steering member to a neutral position, the returning operation corresponding to a turning operation for turning the steering member from the neutral position, and that determines a returning operation time at the time of executing the returning operation assist control on the basis of a steering operation amount of the steering member at the time of the turning operation. | 05-08-2014 |
20140222296 | VEHICLE CONTROL SYSTEM - A vehicle control system vehicle control system configured to adjust a control characteristic of a vehicle in accordance with a driving preference of a driver. The vehicle control system detects an intentional operation of the driver based on a pattern of a change in a speed of an operation carried out by the driver to change a driving condition of the vehicle, and judges the driving preference on the basis of: a correlation of operational preference determining a correlation among an operating amount, an operating time and an operating preference; an operating amount of the intentional operation; and an operating time of the intentional operation. Therefore, the driving preference can be judged immediately when the driver carries out an operation to change a driving condition of the vehicle based on the operating time and the operating amount. The judged driving preference is reflected on the control characteristic of the vehicle immediately. | 08-07-2014 |
20150039198 | DRIVING FORCE CONTROL DEVICE OF VEHICLE - A driving force control device of a vehicle is provided which is configured to calculate a required braking force on the basis of an amount of pressure applied to a brake operating mechanism, which is operated for deceleration by a driver, and to control a braking force of a power plant, which includes a drive source generating an accelerating force and a braking force, and a braking force of a braking mechanism, which generates a braking force with the operation of the braking operating mechanism, in cooperation so that the total braking force of the vehicle as a whole becomes the required braking force. The driving force control device is configured to detect acceleration information including a lateral acceleration of the vehicle and to control the braking force of the power plant on the basis of the detected acceleration information when the brake operating mechanism is operated. | 02-05-2015 |
Patent application number | Description | Published |
20140346036 | ELECTROLYSIS DEVICE AND HEAT PUMP HOT-WATER SUPPLY DEVICE PROVIDED WITH SAME - An electrolysis device is used in a heat pump hot-water supply device provided with a water heat exchanger for heating water and is also used for removing a scale component included in the water. The electrolysis device includes a container that has a water inlet and a water outlet, a plurality of electrodes that are arranged inside the container, and a gas discharge part that is provided at a position higher than the water outlet and that discharges a gas inside the container to the outside of the container while preventing water inside the container from being discharged to the outside of the container. | 11-27-2014 |
20140353143 | HEAT PUMP HOT-WATER SUPPLY DEVICE - A heat pump hot-water supply device includes: a tank; a refrigerant circuit having a water heat exchanger; water conduits; an electrolysis device having an electrode pair provided in a water channel upstream of the water heat exchanger, in a flow channel of water that includes the water conduits; and a control unit that executes a reversal initial operation of reversing the polarity of the electrode pair in the electrolysis device, and discharging, at a position upstream of the water heat exchanger, water that is treated in the electrolysis device during a period after polarity reversal until a predetermined condition is satisfied. | 12-04-2014 |
20150047973 | ELECTROLYSIS DEVICE AND TEMPERATURE-ADJUSTING WATER-SUPPLYING APPARATUS PROVIDED WITH SAME - An electrolysis device removes a scale component contained in water that is fed to a water heat exchanger. The electrolysis device has a container having a water inlet port and a water outlet port; a plurality of electrodes provided inside the container; and agitation means for agitating water, between adjacent electrodes, that flows from the water inlet port towards the water outlet port. | 02-19-2015 |