| Hitachi Automotive Systems, Ltd. Patent applications |
| Patent application number | Title | Published |
|---|
| 20160141737 | ELECTRICITY STORAGE BLOCK AND ELECTRICITY STORAGE MODULE - An electricity storage block includes: an element stacked body in which a plurality of square electricity storage elements is stacked and arranged such that wide surfaces of the adjacent square electricity storage elements are opposed to each other; and a pressing device that presses the element stacked body toward the thermally-conductive sheet arranged on the heat transfer plate. The element stacked body includes holders having wide surface abutment parts in abutment with one of the wide surfaces in a pair in at least the predetermined square electricity storage element. The outer surfaces of the bottom plates of the square electricity storage elements are set as heat transfer surfaces thermally connected to the heat transfer plate via the thermally-conductive sheet. The heat-transfer surfaces protrude toward the heat transfer plate more than the end surfaces of the wide surface abutment parts at the heat transfer plate side. | 05-19-2016 |
| 20160138511 | CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE - Provided is a control device for an internal combustion engine which can suppress a relative variation in the fuel injection amount for each cylinder. A drive pulse width to drive the fuel injection valve for injecting the fuel is calculated according to a driving state of the internal combustion engine, any one or both of a valve-opening response delay time and a valve-closing response delay time with respect to a drive pulse signal of the fuel injection valve for each fuel injection value are calculated, and the drive pulse width is corrected to make an injection amount of each fuel injection valve matched to a predetermined injection amount based on any one or both of the valve-opening response delay time and the valve-closing response delay time calculated for each fuel injection valve. | 05-19-2016 |
| 20160137195 | VEHICLE CONTROL SYSTEM - There is provided a vehicle control system capable of ensuring stability even if an ego vehicle spins slowly. The invention computes a relative slip angle between a leading vehicle and the ego vehicle on the basis of distance between the ego vehicle and the leading vehicle and distance between a traveling-direction virtual line extending from the ego vehicle in a traveling direction and the leading vehicle, sets a spin judgment threshold value according to the relative slip angle, and controls yaw moment to reduce the relative slip angle when the relative slip angle exceeds the spin judgment threshold value. | 05-19-2016 |
| 20160131221 | BALANCER DEVICE FOR INTERNAL COMBUSTION ENGINE - A balancer device includes a housing fixed to an internal combustion engine, a roller bearing disposed in the housing, a balancer shaft rotatably supported in the housing by the roller bearing, a balancer weight integrally mounted on the balancer shaft and rotatably accommodated in an weight accommodation room of the housing, an introduction part that introduces a lubricating oil from the outside to the inside of the weight accommodation room, and a discharge part that provides communication between the inside and the outside of the weight accommodation room and discharges the lubricating oil from the inside of the weight accommodation room, wherein herein the roller bearing is arranged to face the weight accommodation room. | 05-12-2016 |
| 20160126514 | BATTERY MODULE - The present invention aims to provide a battery module in which adjacent battery cells can be kept in an insulating state while restricting movement of relative positional displacement of the battery cells with a simple configuration. | 05-05-2016 |
| 20160123194 | VALVE TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - A valve timing control apparatus for an internal combustion engine includes a driving rotation member to which rotation of a crankshaft is transmitted, a driven rotation member coupled to a camshaft so as to be rotatable relative to the driving rotation member, an electric motor having a motor output shaft to cause rotation of the driven rotation member relative to the driving rotation member, a cover member arranged axially facing a front end portion of the motor output shaft and an electromagnetic induction type rotational angle detection mechanism disposed between the motor output shaft and the cover member so as to detect a rotational angle of the motor output shaft. The rotational angle detection mechanism has a detected part provided to the front end portion of the motor output shaft and a detecting part provided to a portion of the cover member axially facing the detected part. | 05-05-2016 |
| 20160121864 | BRAKE APPARATUS AND BRAKE SYSTEM - An object of the present invention is to provide a brake apparatus capable of improving applicability to a wide range of vehicles. | 05-05-2016 |
| 20160121791 | Vehicle Danger Notification Control Apparatus - A pedestrian and a driver of a running vehicle that are in the vicinity of a stopped vehicle are notified of a danger of collision with a vehicle, without requiring the pedestrian to carry a communication terminal. A vehicle danger notification control apparatus includes an outside recognition arrangement for recognizing a running vehicle and/or a pedestrian as a moving object(s), a danger determination arrangement for determining whether there is a danger of collision(s) between the running vehicle and the pedestrian and/or between the running vehicles, and a danger notification arrangement for notifying, in a case in which the danger determination means determines that there is a collision danger, a driver of the running vehicle and/or the pedestrian of the collision danger. | 05-05-2016 |
| 20160118682 | FLAT-WINDING TYPE SECONDARY BATTERY - An object of the present invention is to provide a flat-winding type secondary battery having a simple structure and thus capable of being manufactured in a simplified manufacturing process. A flat-winding type secondary battery according to the present invention is a flat-winding type secondary battery having a flat-shaped winding group obtained by winding positive and negative electrodes with separators interposed therebetween. The winding group has a shaft core having a configuration in which leading end portions of a sheet member at both sides in a winding direction are folded in an a mutually approaching direction and disposed at positions separated from each other, the sheet member having a higher bending rigidity than that of any of the positive and negative electrodes and separators. | 04-28-2016 |
| 20160114800 | VEHICLE CONTROL APPARATUS - When own vehicle starts and accelerates involving course-change, the own vehicle is started with appropriate timing, and changes a course safely and swiftly. The vehicle control apparatus ( | 04-28-2016 |
| 20160108778 | VALVE-TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - A valve-timing control apparatus includes an electric motor; a speed-reduction mechanism configured to reduce a rotational speed of the output shaft of the electric motor; a slip ring provided on a surface of a tip portion of the electric motor; a cover member provided to cover at least a part of the surface of the tip portion of the electric motor; a power-feeding brush disposed in the cover member and being in contact with the slip ring; and an angle sensing mechanism configured to sense a rotational angle of the output shaft of the electric motor. The angle sensing mechanism includes a detected portion attached to the output shaft of the electric motor, and a detecting portion attached to the cover member and opposed to the detected portion. The power-feeding brush is located so as not to overlap with the detected portion in a vertically-upper direction from the detected portion. | 04-21-2016 |
| 20160107640 | VEHICLE CONTROL SYSTEM - To provide a vehicle control system capable of promptly achieving a travel motion along a travel path. A yaw moment control amount is imparted according to a traveling-direction virtual line extending from an ego vehicle in a traveling direction and a formed angle between the traveling-direction virtual line and a travel-path defining line. | 04-21-2016 |
| 20160106010 | BOX-TYPE VEHICLE-MOUNTED CONTROL DEVICE - Provided is a box-type vehicle-mounted control device that effectively increases the amount of heat transfer from electronic components and a circuit board to a casing (base and cover) and that accordingly has achieved excellent heat dissipation property. | 04-14-2016 |
| 20160104919 | LITHIUM ION SECONDARY BATTERY - A lithium ion secondary battery is provided that suppresses an increase of an internal pressure of a battery caused by gases generated therein so as to suppress battery swelling which is linked to a variation of a thickness of the battery and an increase of a binding force of the battery, and is trouble-free in manufacturing as an on-vehicle battery module, so that a high reliability is provided. The lithium ion secondary battery includes a clathrate compound in a battery container, and the clathrate compound is one or more types of compounds selected from a group consisting of cyclodextrins, calixarenes, and crown ethers. With this configuration, CO gas, CO | 04-14-2016 |
| 20160084120 | VALVE TIMING CONTROL APPARATUS OF INTERNAL COMBUSTION ENGINE - In a hydraulically-operated multi-vane equipped valve timing control apparatus of an internal combustion engine, at least one of a plurality of vanes is equipped with a fluid-communication control mechanism FCCM, whereas the other vanes are configured as non-FCCM equipped vanes. At least one of the non-FCCM equipped vanes is configured such that a summed pressure-receiving surface area of the non-FCCM equipped at least one vane, facing a phase-retard chamber, and a summed pressure-receiving surface area of the non-FCCM equipped at least one vane, facing a phase-advance chamber, are set to differ from each other, thereby permitting a vane rotor to be biased in a specified rotation direction by the unbalanced pressure-receiving surface area configuration as well as establishment of fluid-communication between the two adjacent chambers through the fluid-communication control mechanism, when starting the engine from its stopped state where there is no hydraulic-pressure supply from an oil pump. | 03-24-2016 |
| 20160082908 | ELECTRONIC CONTROL APPARATUS - An electronic control apparatus includes an electric motor including a rotor and a stator; a circuit board configured to drivingly control the electric motor; and a housing unit accommodating the electric motor and the circuit board. A vehicle-body attaching portion of the housing unit is attached and fixed to a vehicle body. The vehicle-body attaching portion is located on one side of the rotor with respect to an extending direction of the rotor. At least one of both surfaces of the circuit board is a component-mounting surface. The circuit board is fixed to the housing unit in a state where the both surface of the circuit board extend along the rotor of the electric motor. A large-size electronic component is mounted on a vehicle-body-attaching-portion-side portion of a peripheral portion of the component-mounting surface which is close to the vehicle-body attaching portion. | 03-24-2016 |
| 20160076539 | Electric Oil Pump - A drive rotation shaft is rotatably supported by a first slide bearing between a rotor part and a pump rotor, and is rotatably supported by a second slide bearing on its distal end side of a pump rotor fixing part of the drive rotation shaft. Working oil is supplied to the first slide bearing and the second slide bearing. According to this configuration, since the distal end side of the drive rotation part is rotatably supported by the second slide bearing, inclination of the drive rotation shaft is restricted by an inner peripheral surface of the second slide bearing, thereby suppressing occurrence of noise. | 03-17-2016 |
| 20160076436 | VARIABLE COMBUSTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE - A variable combustion system for an internal combustion engine, which suppresses mechanical compression ratio change control by a variable mechanical compression ratio control mechanism and carries out internal EGR amount change control by a variable valve actuating control mechanism on a preferential basis in a first operating region in which a compression self-ignition combustion is carried out, and which suppresses the internal EGR amount change control by the variable valve actuating control mechanism and carries out the mechanical compression ratio change control by the variable mechanical compression ratio control mechanism on a preferential basis in a second operating region in which a spark ignition combustion is carried out. | 03-17-2016 |
| 20160076410 | VALVE TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - A valve timing control apparatus for an internal combustion engine includes: a power feeding brush including a tip end portion arranged to be slidably abutted on the slip ring; and a rotation angle sensing mechanism provided between one end portion of the motor output shaft, and the cover member confronting the one end portion of the motor output shaft, and arranged to sense a rotation angle of the motor output shaft, the power feeding brush being disposed in a range in which the power feeding brush is slid on the slip ring, in a range from a position which is deviated a predetermined angle in a rotation direction of the motor housing from an uppermost position of the other of the electric motor and the cover member in a vertical direction, to a lowermost position. | 03-17-2016 |
| 20160072228 | Control Apparatus, Connector, and Laminated Capacitor for Connector - Provide are a control apparatus, a connector, and a laminated capacitor for connector which are small and light and in which the capacitor capacitances on the terminals can be easily adjusted. A laminated capacitor | 03-10-2016 |
| 20160069962 | BATTERY SYSTEM - A battery system includes a battery module having a plurality of assembled batteries. Battery monitoring circuits are provided to correspond to each of the assembled batteries of the battery module. A control circuit controls operation of the battery monitoring circuits. A first signal transmission path transmits signals that are input and output between the battery monitoring circuits and the control circuit. A first isolation element is connected to the control circuit, and a second isolation element is connected to the battery monitoring circuit. The first signal transmission path is isolated from the control circuit by the first isolation element and is isolated from the battery monitoring circuit by the second isolation element. The electrical potential of the first signal transmission path is a floating potential in relation to the electrical potentials of the control circuit and battery monitoring circuits. | 03-10-2016 |
| 20160069223 | VARIABLE VALVE TIMING CONTROL APPARATUS OF INTERNAL COMBUSTION ENGINE - A variable valve timing control apparatus has drive rotary member having therein working chambers; vane rotor relatively rotatably housed in the drive rotary member and defining the working chambers as retard and advance working chambers; and spiral spring forcing the vane rotor all the time in one rotation direction with respect to the drive rotary member. The vane rotor has tubular portion formed integrally with the vane rotor and protruding from a middle position of one end side of the vane rotor and recessed portion formed on an outer peripheral surface of the tubular portion. Engaging end of outermost circumferential portion of the spiral spring is engaged with the drive rotary member, and engaging end of innermost circumferential portion of the spiral spring is engaged with the tubular portion, and a part of the innermost circumferential portion of the spiral spring is inserted in the recessed portion. | 03-10-2016 |
| 20160065030 | ELECTRIC DRIVE DEVICE AND ELECTRIC POWER STEERING DEVICE - In construction of an electric drive device such as an electric power steering device or the like, there is employed a cylindrical metal housing that has therein in order first, second, third and fourth spaces coaxially arranged to respectively house therein a power circuit part, a power conversion circuit part, a control circuit part and an electric motor, a circular heat transfer metal substrate is arranged in the cylindrical metal housing between the first and second spaces and the circular heat transfer metal substrate has a cylindrical outer wall that is in contact with a cylindrical inner surface of the cylindrical metal housing, one flat surface to which a basal metal plate of the power circuit part is intimately connected and another flat surface to which a basal metal plate of the power conversion circuit part is intimately connected. | 03-03-2016 |
| 20160061172 | RUNNING CONTROL APPARATUS AND RUNNING CONTROL SYSTEM - A running control apparatus for improving fuel efficiency by enabling automatic engine stop includes: a moving object detection unit for detecting a moving object moving in a direction crossing a direction of travel of own vehicle on the basis of an acquired image acquired from an image pickup apparatus; an acceleration calculation unit for calculating acceleration of the moving object; a moving object crossing intention determination unit for determining, on the basis of the acceleration of the moving object, whether or not the moving object intends to cross an intersection ahead of the own vehicle in the direction crossing the direction of the travel of the own vehicle before the own vehicle crosses the intersection; and automatic engine stop decision unit for deciding whether the own vehicle automatically stops an engine during running on the basis of a result of determination of the moving object crossing intention determination unit. | 03-03-2016 |
| 20160061066 | VALVE TIMING CONTROL DEVICE OF INTERNAL COMBUSTION ENGINE - A valve timing control device of internal combustion engine comprises a chain case | 03-03-2016 |
| 20160057403 | Stereo Camera Device - The present invention prevents adverse effects on an external device due to radiation noise from a signal line, stereo camera device is provided with: a case; a first image-capturing unit provided at one end in a longitudinal direction of the case; a second image-capturing unit provided at the other end; a circuit board provided inside the case, a processing circuit connected to each of the first image-capturing unit and the second image-capturing unit by a signal line being mounted on the circuit board, and a connector for outputting a signal processed by the processing circuit to an external apparatus being disposed on the circuit board; and a partition member for partitioning the inside of the case into a plurality of spaces along the longitudinal direction at a first interval that corresponds to a frequency bandwidth in which radiation noise from the signal line is suppressed. | 02-25-2016 |
| 20160054152 | DIAGNOSTIC DEVICE - A diagnostic device capable of accurately diagnosing the soundness of a resolver circuit is provided. A shifter receives excitation signal and excitation signal; shifts the level of excitation signal, excitation signal, or both; and performs level shifting such that a period of time that starts with one of two times in which, in the vicinity of the peak value of excitation signal, excitation signal and excitation signal are at the same value and ends with the other of the two times is less than a prescribed threshold. A trigger generation circuit generates a trigger during said period of time. A control unit determines whether there is an abnormality in the resolver circuit on the basis of the trigger. | 02-25-2016 |
| 20160053885 | DEVICE AND METHOD FOR SWITCHING RANGE OF AUTOMATIC TRANSMISSION - The position of a detent lever, which is detected when the detent lever is driven by a predetermined angle of θ1 from a state in which the detent lever is in contact with a stopper so as to move away from a stopper, and the detent lever moves toward the valley of a concave portion corresponding to a P range from the one wall of concave portion away from the stopper, and naturally stops, is set as a first learning value, subsequently, the position of the detent lever, which is detected when the detent lever is driven by a predetermined angle of θ2 so as to move away from the stopper, and the detent lever moves toward the valley of the concave portion from the one wall of concave portion close to the stopper, and naturally stops, is set as a second learning value, and a value acquired by averaging the first and the second learning values, is set as a target value for a position corresponding to a transmission range. | 02-25-2016 |
| 20160052496 | BRAKE SYSTEM - An object of the present invention is to obtain a brake system that can generate appropriate braking force without influence of temperature. A brake system includes: a piston that presses pressing members; a motor that moves the piston; a current detection unit that detects current flowing in the motor; a storage unit that stores a correspondence relation between idle running current and motor stopping current; a motor stopping current setting unit that sets the motor stopping current using the storage unit and the idle running current; and a control unit that stops to supply the current to the motor when the current flowing in the motor reaches the motor stopping current. The correspondence relation is set so that the rate of change of the motor stopping current relative to the idle running current becomes smaller when the idle running current is small than that when it is large. | 02-25-2016 |
| 20160043373 | LITHIUM-ION SECONDARY CELL AND METHOD FOR MANUFACTURING SAME - A lithium ion secondary battery includes a flat-shaped electrode group in which separators are interposed between a positive electrode and a negative electrode. The positive electrode has a positive electrode collector, a positive electrode mixture layer formed on a top surface of the positive electrode collector, and an insulating layer formed on the top surface of the positive electrode collector along an end portion of the positive electrode mixture layer. Further, a mixed layer, formed by mixing of a positive electrode mixture configuring the positive electrode mixture layer, and an insulator configuring the insulating layer, is interposed between the positive electrode mixture layer and the insulating layer. | 02-11-2016 |
| 20160033559 | OVERCURRENT DETECTING DEVICE AND OVERCURRENT DETECTING METHOD - The present invention relates to an overcurrent detecting device and an overcurrent detecting method each of which detects an overcurrent upstream of an inverter circuit in a drive control device for an electric motor. The overcurrent is detected without providing a shunt resistor in the upstream of the inverter circuit, and miniaturization of a circuit substrate is achieved. The overcurrent detecting device calculates a current value of a power supply line from each phase current supplied to the electric motor and a power supply voltage of the inverter circuit, and detects an overcurrent, based on a current value determined from a drop voltage value by an electronic part connected to the power supply line and the current value of the power supply line. | 02-04-2016 |
| 20160033433 | Gas Sensor - In order to prevent deterioration and a breakdown of a sensor element when the sensor element is activated in a state where liquid is attached thereto, and to remove the liquid in a short period of time with lower power consumption, there is provided a gas sensor including a first heating element and a second heating element that is formed around the periphery of the first heating element and has a wider forming area than the first heating element, and measuring a gas amount by heating the first heating element to a predetermined temperature, in which the second heating element is heated when the gas sensor is activated, and the first heating element is heated to the predetermined temperature after a heat value of the first heating element is restricted for a predetermined period of time. | 02-04-2016 |
| 20160031425 | BRAKE APPARATUS AND BRAKE SYSTEM - A brake apparatus improved in mountability on a vehicle is provided. | 02-04-2016 |
| 20160028342 | ELECTRIC MOTOR DRIVE DEVICE - An electric motor drive device which drives an electric motor includes switching elements which are respectively connected to output lines and correspond to upper and lower arms of respective phases, a control unit which controls the operations of the switching elements, a smoothing capacitor connected in parallel with series circuits of the upper and lower arms of the phases, and an abnormality detection unit. The abnormality detection unit detects a voltage value of a virtual neutral point as a value related to the state of insulation of each of the output lines and detects a ground fault of the output line, based on a tilt of a temporary change in the detected value. | 01-28-2016 |
| 20160028336 | CONTROL APPARATUS FOR ELECTRIC MOTOR AND CONTROL METHOD FOR ELECTRIC MOTOR - A control apparatus for an electric motor has a drive circuit that drives the electric motor in which a plurality of phase coils are star-connected, a neutral point drive circuit connected to a neutral point of the star connection, semiconductor relays that cut off an electric path connecting the neutral point and the neutral point drive circuit, and a microcomputer. Furthermore, the microcomputer cuts off the electric path by the semiconductor relays when it is possible to normally drive the electric motor by the drive circuit. | 01-28-2016 |
| 20160025581 | PRESSURE SENSOR - An object of the present invention is to realize a pressure sensor with a small variation in sensor characteristics. The pressure sensor includes a diaphragm having longitudinal and lateral sides, and four strain gauges disposed on the diaphragm. The four strain gauges are arranged at a center of the diaphragm. Two of the four strain gauges are arranged along a lateral direction, and other two strain gauges are arranged along a longitudinal direction. | 01-28-2016 |
| 20160025207 | Oil Supply Device - The present invention relates to an oil supply device for use in an automatic transmission mounted on a vehicle, and is applied to a vehicle in which an idle reduction control or the like is performed. The oil supply device includes an oil pump which is driven by a driving motor of a vehicle and a motor separate from the driving motor, and an engagement and disengagement element which transmits a driving force of the driving motor to the oil pump, and the oil pump is driven by the motor without using a drive system of the driving motor. | 01-28-2016 |
| 20160021789 | ELECTRONIC CONTROL APPARATUS AND METHOD FOR CONNECTING SUBSTRATE OF ELECTRONIC CONTROL APPARATUS - In a configuration that a thermal grease is applied between a circuit board having an electronic component mounted thereon and a case body containing the board to thermally connect both by the thermal grease, the application has not been easy since the thermal grease is high in initial viscosity. | 01-21-2016 |
| 20160016572 | Brake Control Device - Provided is a brake control device capable of preventing increases in device size and cost. A brake control device according to the present invention is arranged between a tandem master cylinder and wheel cylinders and equipped with primary and secondary brake circuit systems, only one of the brake circuit systems has not only a gate-out valve and a pump but also a brake circuit with a control valve. A master cylinder pressure in each fluid pressure chamber of the tandem master cylinder is adjusted by control of the gate-out valve, the pump and the control valve in accordance with driver's brake pedal operation. | 01-21-2016 |
| 20160006343 | POWER SUPPLY STARTUP SYSTEM - A power supply startup system activates a power supply of a device provided with a battery or the like at high speed by a wireless signal while suppressing current consumption on standby. The power supply startup system includes a battery, a device supplied with a power from the battery, and a controller which performs wireless communication with the device. The device includes a power supply section which generates a power supply from the battery, a startup section which receives a wireless startup signal transmitted by the controller and outputs a startup signal to the power supply section, a control section which controls the power supply section and the startup section, and a wireless communication section which performs wireless communication with the controller. The wireless startup signal includes at least two signal regions of a first stage and a second stage. | 01-07-2016 |
| 20160003686 | INTAKE AIR TEMPERATURE SENSOR AND FLOW MEASUREMENT DEVICE - An object of the present invention is to provide a compact and highly accurate intake air temperature sensor by integrating a fixed resistor, connected in series to a temperature sensing element, into an integrated circuit and dispensing with a reference resistor or a changeover switch for connecting the fixed resistor to this reference resistor. The intake air temperature sensor has a temperature sensing element whose resistance value varies with the intake temperature; an integrated circuit electrically connected to the temperature sensing element; a resistive element connected in series to the temperature sensing element; a writable memory that stores correction information corresponding to the resistance value of the resistive element; and a correction processing unit that corrects errors based on the resistance value of the resistive element, which are included in output signals of the temperature sensing element, on the basis of the correction information stored in the writable memory. | 01-07-2016 |
| 20160001716 | VEHICLE CONTROL DEVICE - In a vehicle control device in which a driver circuit which does not have a computing function and a computing device communicate with each other, there is provided a technology which can efficiently diagnose that both the driver circuit and the computing device normally communicate with each other by a simple technique. The vehicle control device according to the present invention transmits diagnosis data as a control command from a computing portion to the driver circuit, and the driver circuit sends inverted diagnosis data in which the diagnosis data is bit-inverted back to the computing portion. The computing portion diagnoses whether or not the communication between the computing portion and the driver circuit is normally performed, by using the diagnosis data and the inverted diagnosis data. | 01-07-2016 |
| 20160001661 | IN-VEHICLE STEP-DOWN SWITCHING POWER SUPPLY, IN-VEHICLE ELECTRONIC CONTROL DEVICE, AND IDLE STOP SYSTEM - Provided is an in-vehicle step-down switching power supply capable of obtaining a stable output while suppressing nose in a harmful frequency band even when an input voltage decreases. The in-vehicle step-down switching power supply includes a switching frequency control unit and the switching frequency control unit includes a switching frequency range setting unit that changes a switching frequency between fa and fb and a switching frequency path setting unit that skips a frequency band from fd to fe between fa and fb, via an intermediate frequency fc between fa and fb. | 01-07-2016 |
| 20150382501 | POWER CONVERTER - A power converter includes a power semiconductor module, a first flow path forming body and a second flow path forming body that forms a housing space for storing the power semiconductor module and the first flow path forming body, in which the first flow path forming body is configured of a first side wall section, a second side wall section, and a bottom surface section, the first side wall section forms a first flow path space between one surface of the power semiconductor module and the first side wall section, the second side wall section forms a second flow path space between the other surface of the power semiconductor module and the second side wall section, and cooling refrigerant flows through the housing space, the first flow path space, and the second flow path space. | 12-31-2015 |
| 20150381159 | Load Drive Control Device - Provided is a load drive slope control device that can reduce EMI noise, and power loss and heat generation when a drive transistor is turned on and off, and can prevent excessive high temperature-induced damage to the drive transistor at an excessive high temperature. Disclosed is a load drive control device including: a drive transistor that drives a load; a pre-driver that drives the drive transistor via an ON/OFF control terminal of the drive transistor; a capacitor that is connected to an input side of the pre-driver, a first current source that is ON/OFF controlled by a first signal, and generates current which is charged to the capacitor; and a second current source that is ON/OFF controlled by a second signal, and generates current for discharging the capacitor, in which an output voltage from the pre-driver is changed by charging or discharging the capacitor, the drive transistor is turned on and off by the output voltage from the pre-driver, and a linear ascending gradient and a linear descending gradient of the waveform of a voltage driving the load are obtained by turning on and off the drive transistor. | 12-31-2015 |
| 20150377729 | PRESSURE DETECTING DEVICE - A pressure detecting device is mounted in a measurement target and instrument includes a strain inducer to which pressure of a pressure medium is applied and which generates strain in accordance with the pressure and a strain detecting element that is bonded onto a surface opposite to a pressure receiving surface of the strain inducer, in which the strain detecting element includes one or multiple central strain resistant bridges which are arranged at a central portion of the strain detecting element in a bonded surface direction, and one or multiple outer peripheral strain resistant bridges which are arranged at an outer periphery, and in which, for example, deformation of the strain detecting element caused by an external force when being screw-fixed to the measurement target instrument is obtained through the multiple strain resistant bridges. An error of detection pressure caused by the deformation in a pressure value detected through the central strain resistant bridge is corrected. | 12-31-2015 |
| 20150377676 | Fluid Measurement Device - There is provided a fluid measurement device that is high in measurement precision. The fluid measurement device has a circuit unit into which a first signal S | 12-31-2015 |
| 20150377670 | Flow Sensor - Provided is a low-cost flow sensor which improves productivity while maintaining high quality and high reliability. This flow sensor is provided with a housing, a cover, a circuit chamber sealed between these and housing electronic components or wiring, and a subpassage through which the fluid flows that is to be detected, and is characterized in that the welding width of a first welded portion forming the circuit chamber is greater than the welding width of a part of the second welded portion forming the subpassage unit. | 12-31-2015 |
| 20150377091 | VALVE TIMING CONTROL APPARATUS AND VARIABLE VALVE ACTUATING APPARATUS FOR INTERNAL COMBUSTION ENGINE - A valve timing control apparatus for an internal combustion engine includes: a power feeding brush including a tip end portion slidably abutted on the slip ring to feed electric power to the slip ring; and a rotation angle sensing mechanism including; a sensed portion provided to the one end portion of the motor output shaft, and a sensing portion provided to the cover member, and arranged to sense a rotation position of the sensed portion; the cover member including a recessed portion formed in an inner surface of the cover member, and recessed in an axially outward direction relative to the position of the opening end of the brush holding hole; and the sensed portion including a tip end portion inserted and disposed within the recessed portion to confront the sensing portion. | 12-31-2015 |
| 20150375783 | Drive Device for Electric Vehicle - A motor power unit ( | 12-31-2015 |
| 20150369873 | BATTERY CONTROLLER - Provided is a battery control device which can verify a probability of a state of charge or a state of health of a battery. A battery controller according to the invention calculates a measurement parameter of the battery using the state of charge or the state of health of the battery, and the probability of the state of charge or the state of health is diagnosed by comparing the measurement results (see FIGS. | 12-24-2015 |
| 20150369603 | INERTIAL FORCE DETECTION DEVICE - In order to provide an inertial force detection device with improved reliability, an inertial force detection device that has a vibrating body displaceable in a first direction and a second direction perpendicular to each other and detects, as angular velocity, the amount of displacement when the vibrating body is displaced in the second direction due to the occurrence of angular velocity in a state where the vibrating body is made to vibrate in the first direction includes, for example, digital signal processing means, means for detecting a failure in a register unit and a calculation unit of the digital signal processing means, and means for outputting a failure detection result to the outside. | 12-24-2015 |
| 20150369248 | ROTOR STRUCTURE AND ELECTRIC FLUID PUMP - Provided are a rotor structure capable of suppressing an increase in the number of process steps and an electric structure using the rotor structure. A rotor assembly | 12-24-2015 |
| 20150369199 | AUTOMATIC STOP/RESTART CONTROL SYSTEM FOR AN INTERNAL COMBUSTION ENGINE AND VARIABLE VALVE ACTUATING APPARATUS - An automatic stop/restart control system for an internal combustion engine comprising: an engine stop device configured to stop fuel injection from a fuel injection valve in response to generation of an engine stop request during an operation of an internal combustion engine; and a restart device configured to restart the fuel injection from the fuel injection valve and opening an exhaust valve in a vicinity of a bottom dead center on an expansion stroke end side in response to generation of a restart request by a driver in a course of a decrease in number of revolutions of the internal combustion engine during stop of the fuel injection by the engine stop device. | 12-24-2015 |
| 20150369152 | Control Device and Control Method of Engine - It is possible to prevent the stability of an engine from deteriorating even when degrees of changes over time of injection characteristics are different in each fuel injection valve. An inter-cylinder air-fuel ratio variation detection unit | 12-24-2015 |
| 20150367852 | VEHICLE MOTION CONTROL SYSTEM - Disclosed is a vehicle motion control system that can control a vehicle without making a driver feel uncomfortable. The vehicle motion control system includes a control command value calculation unit configured to calculate a control command value for controlling the longitudinal acceleration of a vehicle; a longitudinal acceleration estimating unit configured to estimate the longitudinal acceleration of the vehicle induced by a driver's brake operation; a longitudinal jark estimating unit configured to estimate the longitudinal jark of the vehicle by differentiating the longitudinal acceleration with respect to time; a deviation determination unit configured to determine a deviation between vehicle's motion induced by the driver's brake operation and vehicle's motion induced by a control command using the longitudinal jark and the control command value; and a control command value correction unit configured to correct the control command in accordance with a deviation determination result of the deviation determination unit. | 12-24-2015 |
| 20150367828 | BRAKE APPARATUS - There is provided a brake apparatus configured to identify a fluid leak spot while generating a braking force. The brake apparatus is configured to drive pump | 12-24-2015 |
| 20150358351 | NETWORK DEVICE, AND DATA SENDING AND RECEIVING SYSTEM - In order to detect and prevent attacks in which the network is infested with unauthorized data to cause malfunction, the invention aims, on the basis of network cycle information, to detect errors and to prevent unauthorized data forwarding in a network system such as a vehicle-mounted network. This network device is provided with a communication unit which receives data, a time management unit which manages the reception time at which data is received, and a control unit which processes data. If, for received data used as a reference, first data is received having the same identifier and a reception interval shorter than a prescribed cycle, the control unit waits to receive data having the same identifier as the first data from the reception time of the received data used as a reference up until the prescribed cycle has elapsed, and if during this interval second data is received having the same identifier as the first data, the control unit determines that an error has occurred and performs cycle abnormality detection processing (see FIG. | 12-10-2015 |
| 20150357923 | DC-DC Converter Apparatus - Objects of the invention are not to receive influence of an electromagnetic noise from a transformer and to reduce a possibility of breakage caused by shock or vibration. In a DC-DC converter apparatus of the invention, a shielding metal frame | 12-10-2015 |
| 20150357852 | BATTERY CONTROL DEVICE - Provided is a battery control device that can accurately detect a state of charge even if characteristics relating to the state of charge change as a result of battery degradation. This battery control device is provided with map data describing the correspondence relationship between an open-circuit voltage and a state of charge of the battery and outputs different state-of-charge values for the same open-circuit voltage according to the amount of elapsed time. | 12-10-2015 |
| 20150357685 | BATTERY SYSTEM - A battery system that is capable of transmitting the voltage value of each cell by means of wireless communication while suppressing costs and suppressing the number of components includes: a plurality of cells, each having a positive electrode terminal and a negative electrode terminal; voltage detection circuits that detect the voltages of the plurality cells; voltage detection lines that connect each of the positive electrode and negative electrode terminals of the cells to each voltage detection circuit; and an upper controller that performs wireless communication with the voltage detection circuits so as to receive, from each of the voltage detection circuits, the corresponding voltage of each cells. The voltage detection lines function as an antenna used to provide wireless communication between the voltage detection circuit and the upper controller. | 12-10-2015 |
| 20150352957 | Secondary Battery and Secondary Battery Module - Provided are a secondary battery and a secondary battery module that can decrease energy of a power generating element of the secondary battery without fail even if, for example, impact of a collision damages a controller controlling charge/discharge of a secondary battery cell or disconnects a wiring connecting the controller and the secondary battery cell. The secondary battery includes a secondary battery cell and a cell controller controlling charge/discharge of the secondary battery cell. The cell controller causes discharge of the secondary battery cell when a collision or a collision probability of a movable object mounting the secondary battery is detected. | 12-10-2015 |
| 20150346334 | Millimeter-Wave Dielectric Lens Antenna and Speed Sensor Using Same - A speed sensor which aligns a normal direction of one patch antenna which is disposed on a mounted board, and an optical axis of a dielectric lens uses a frame for inclining a sensor module, in order to obtain a component cos θ in a traveling direction when the speed sensor is installed on a horizontally vertical surface of an automobile or a railway car. When beams are condensed by using the one patch antenna and the cannonball-shaped dielectric lens, the dielectric lens is inclined and a bottom surface portion of the lens is cut with a plane parallel with a surface of the antenna-mounted board. The one patch antenna is configured by one patch and a GND electrode and the gain center of radiation characteristics is a normal direction of the antenna board. However, the radiation characteristics have a substantially hemisphere surface wave shape. | 12-03-2015 |
| 20150345346 | VALVE-TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - A valve-timing control apparatus varies a relative phase between a cam shaft and a crankshaft by energizing an electric motor through a power-feeding brush provided to be in contact with a slip ring. The valve-timing control apparatus includes a retaining member slidably retaining the power-feeding brush; a connector provided in the retaining member and connected to a power source; a pigtail harness including one end portion connected with the power-feeding brush, and another end portion connected with a terminal of the connector through a fixing portion; and a guide portion provided in the retaining member and including an outer circumferential surface formed in an arc-shape. The pigtail harness bends along the outer circumferential surface of the guide portion. The another end portion extends substantially in a linear arrangement from the fixing portion to a bending portion at which the pigtail harness bends along the outer circumferential surface. | 12-03-2015 |
| 20150344039 | VEHICUAR CONTROL DEVICE AND FAIL-SAFE METHOD - The present invention relates to a vehicular control device and to a fail-safe method. The control device includes: a circuit that monitors an operation of a processor | 12-03-2015 |
| 20150337782 | FUEL INJECTION VALVE - Fuel injection valve with conical valve seat surface that abuts a valve body to seal fuel, fuel injection orifices having an inlet opening formed on the valve seat surface, wherein fuel sprays injected from the plurality of fuel injection orifices include a first fuel spray constituted by a fuel spray injected from at least one fuel injection orifice and a second fuel spray constituted by a plurality of fuel sprays injected at an outer periphery of the first fuel spray, and a fuel injection orifice that injects the first fuel spray constituted with a plane that includes an orifice axis connecting a center of an inlet with a center of an outlet of the fuel injection orifice, parallel to a center axis of the fuel injection valve intersecting a plane, a conical apex that forms the valve seat surface to form an inclination angle that is larger than 0°. | 11-26-2015 |
| 20150333312 | ASSEMBLED BATTERY - An assembled battery is configured by connecting a plurality of battery cells arranged in a laminated structure via a bus bar. The battery cell includes a first electrode terminal and a second electrode terminal; and the bus bar includes a first electrode connection portion connected to the first electrode terminal of one battery cell and a second electrode connection portion connected to the second electrode terminal of another battery cell adjacent to the one battery cell. A connecting device, configured with the bus bar, the first electrode terminal of the one battery cell and the second electrode terminal of the other battery cell, includes a space-forming portion that forms a space where relative displacement of the second electrode connection portion and the second electrode terminal, occurring when the other battery cell is disposed with an offset from a reference position thereof along a laminating direction in which the battery cells are laminated and/or a direction running perpendicular to the laminating direction relative to the one battery cell, is absorbed; and the second electrode terminal and the second electrode connection portion are butt-welded or lap-welded. | 11-19-2015 |
| 20150333304 | Assembled Battery - The purpose of the present invention is to provide an assembled battery including a battery holder capable of holding single battery cells while automatically aligning the cells during assembly. In the assembled battery ( | 11-19-2015 |
| 20150326529 | GATEWAY DEVICE, AND SERVICE PROVIDING SYSTEM - Provided are a control device, system, and method capable of controlling an accessible range of information on an individual external device basis even in the case of a valid access for the information from an external device. An ACL management server is installed to introduce an ACL associating a service provider ID identifying a service provider accessing an ECU mounted on an automobile with an attribute of an ECU that the service provider can access or with an ASIL determined for the ECU, and to manage the ACL safely and in the latest state. Also, a service providing server is installed for providing services for reading and rewriting ECU control information in accordance with a request from a user. A gateway is installed for determining, using the ACL, whether access to the ECU should be granted with respect to access instruction execution information received from the service providing server. | 11-12-2015 |
| 20150323609 | BATTERY MONITORING DEVICE AND BATTERY SYSTEM MONITORING DEVICE - A battery monitoring device for monitoring a cell group made by connecting a plurality of single battery cells in series includes a reference voltage generation circuit configured to generate a variable reference voltage, a switching circuit configured to select, as a measurement target voltage, any one of a plurality of types of voltages including the cell voltages of the single battery cells in the cell group and the reference voltage, and an AD converter configured to measure the measurement target voltage which is selected by the switching circuit, and output a digital signal according to the measurement result. | 11-12-2015 |
| 20150322826 | VARIABLE VALVE DEVICE FOR INTERNAL COMBUSTION ENGINE - A device includes a timing sprocket configured to receive a rotational force from a crankshaft and includes an annular internal-teeth constituting portion having an inner circumferential portion formed with internal teeth; an eccentric shaft portion provided on a motor output shaft of an electric motor and formed in a cylindrical shape such that an outer circumferential surface of the eccentric shaft portion is eccentric relative to a rotational center of the eccentric shaft portion; and a plurality of rollers provided between the internal teeth and the eccentric shaft portion and having total number smaller than total number of the internal teeth. A laser hardening is performed from a tooth top and both tooth surfaces of each internal tooth to attain a high degree of hardness. On the other hand, a tooth bottom surface of each internal tooth is not treated with the laser hardening. | 11-12-2015 |
| 20150314765 | Brake Device - The present invention provides a brake device that can improve the pressure-increasing response of wheel cylinder hydraulic pressure. The invention is provided with: a master cylinder ( | 11-05-2015 |
| 20150311835 | MOTOR DRIVING SYSTEM - The disclosed invention provides a synchronous motor driving system that reduces vibration attributed to a temporal second-order component of radial electromagnetic force in a three-phase synchronous motor and controls a d-axis current and a q-axis current to reduce noise that is produced as a result of vibration resonating with a structure. A motor driving system of the present invention causes a predefined negative d-axis current to flow into a motor in which a q-axis current is less than or equal to a predefined current value and d-axis inductance and q-axis inductance match substantially. The motor driving system causes a predefined negative d-axis current to flow into a motor in which d-axis inductance and q-axis inductance differ and causes the negative d-axis current to increase with an increase in the q-axis current. | 10-29-2015 |
| 20150310621 | Image Processing Device - For reduced processing time involved in an image recognition process, correctors | 10-29-2015 |
| 20150307100 | Vehicle Controller - The present invention provides a vehicle controller that predicts the behavior of the host vehicle and the preceding vehicle in accordance with the input road shape by use of the mass models of the host vehicle and the preceding vehicle before determining the acceleration of the host vehicle based on the result of the driver model and behavioral prediction. The unintended acceleration of the driver and the two-step deceleration can be thereby less frequent. And the algorithm the vehicle controller possesses alleviates the sense of discomfort felt by the driver. The vehicle controller further enables the cruise control in keeping with the intended driving operation of the driver while the security is ensured even when both the adaptive cruise control (ACC) and the deceleration control ahead of curve are to be performed simultaneously. | 10-29-2015 |
| 20150305169 | Electronic Control Device - The invention provides an electronic control device having a high-grade heat sink that: does not require tight control at the time of manufacturing; does not restrict the range of electronic components that can be used; is structurally simple; can be produced at a higher production rate; and is cost-effective. In this device, when a circuit board | 10-22-2015 |
| 20150303844 | INVERTER DEVICE - An inverter device includes a source current calculator and an inverter circuit, wherein: the source current calculator calculates an average value of the DC bus current Ical during a PWM cycle through arithmetic operation executed based upon instantaneous values of the DC bus current Idc of the inverter circuit; and the source current calculator provides an estimated value by designating the average current value Ical during the PWM cycle as an input source current Isrc during the PWM cycle. | 10-22-2015 |
| 20150303728 | ASSEMBLED BATTERY MONITORING DEVICE - A battery monitoring device monitors a battery having a plurality of cell groups in which a plurality of cells is connected in series. The battery monitoring device comprises at one or more integrated circuit units, each of which corresponds to each cell group, that respectively measure the voltages of the cells of the cell group and performs cell balancing in order to adjust the capacities of the cells of the cell group; a control unit that controls the integrated circuit unit; and a power supply unit that supplies power to the control unit. The control unit causes the integrated circuit unit to start or to stop cell balancing, and sets a timer period for starting or stopping supply of the power. | 10-22-2015 |
| 20150301115 | BATTERY CONTROL DEVICE, BATTERY SYSTEM - The purpose of the present invention is to provide a battery control device that can appropriately verify the results of the estimation of the state of charge of a battery. This battery control device is provided with a charged state calculation unit that calculates the state of charge of the battery and a charged state verification unit that verifies the results of the calculation. The charged state verification unit calculates the charged state using a calculation procedure that is not being used by the charged state calculation unit. | 10-22-2015 |
| 20150300858 | THERMAL FLOW METER - In configurations in which a circuit element is connected in parallel with a resistor, it is difficult to detect a break in the two wires. A thermal flow meter includes a heating element and a temperature controlling bridge circuit that is formed of a plurality of resistors and controls the temperature of the heating element. The thermal flow meter includes: a circuit element connected in parallel with at least one resistor configuring the temperature controlling bridge circuit through two wires drawn from both ends of the resistor; a voltage detection circuit that detects that the magnitude of voltage produced between the two wires has become smaller than a first predetermined value; and a fault signal output circuit that, when it is detected at the voltage detection circuit that the. magnitude of the voltage has become smaller than the first predetermined value, outputs a signal indicating a fault. | 10-22-2015 |
| 20150298696 | Vehicle Travel Control System - A vehicle travel control system includes a first unit configured to calculate a target longitudinal acceleration/deceleration control command of the own vehicle based on a distance or a relative speed between the own vehicle and a forward obstacle, traveling route information from a vehicle navigation system or a Global Positioning System, and input information such as a vehicle speed set by a driver; a second unit configured to calculate a target longitudinal acceleration/deceleration control command according to a lateral jerk that acts on the own vehicle; and an arbitration unit configured to perform, based on the target longitudinal acceleration/deceleration control command calculated by the second unit, arbitration of the target longitudinal acceleration/deceleration control command calculated by the first unit, wherein output from the arbitration unit is set as a command to control the target longitudinal acceleration/deceleration control command of the own vehicle. | 10-22-2015 |
| 20150295455 | Rotating Electric Machine and Electrically Driven Vehicle - Provided is a rotating electric machine including a rotor and stator fitted with various numbers of poles and slots and adapted to reduce vibration/noise of the machine. The rotating electric machine in accordance with an aspect of the present invention includes a stator having an S number of teeth, and a rotor disposed in the stator with a gap intervening between the stator and the rotor. The plurality of teeth in the stator are grouped in units of the number of teeth that is equal to a value “m” or a value “d”, the value “m” being obtained by dividing the number of stator slots, S, by the greatest common divisor N of the number of poles, P, and the number of stator slots, S, the value “d” being an aliquot of “m”. At least one tooth in each of the tooth groups has a distal end different in shape from distal ends of other teeth belonging to the same tooth group, and the plurality of tooth groups have the same configuration. | 10-15-2015 |
| 20150295221 | RECTANGULAR SECONDARY BATTERY - Provided is a rectangular secondary battery with improved rigidity against vibrations and impacts. A rectangular secondary battery of the present invention includes: a flat-shaped electrode group; a current-collecting plate electrically connected to the electrode group; a battery case accommodating the current-collecting plate and the electrode group; a battery cover that closes an opening of the battery case; an electrode terminal penetrating through the battery cover, the electrode terminal being connected to the current-collecting plate via a connecting member; and a gasket that is inserted between the electrode terminal and the battery cover for insulating and sealing. An insulator is disposed between the current-collecting plate and the battery cover, the battery cover includes a battery cover side fixing part that fixes the insulator, and the insulator includes a current-collecting plate side fixing part that fixes the current-collecting plate. | 10-15-2015 |
| 20150294927 | Semiconductor Device and Production Method for Same - The present invention relates to a power module obtained by connecting the opposite sides of a chip with solder, and prevents the side surfaces of a base portion from becoming wet with solder, which would otherwise cause connection failures of the solder or chip displacement, and also prevents peeling of molding resin, which would otherwise break the chip or shorten the life of the solder. The base portion is integrally formed with one of lead frames, and the side surfaces of the base portion and the surface of the main body of the lead frame are roughened so as to have reduced solder wettability. Meanwhile, the solder connection surface of the base portion is not roughened so as to ensure the solder wettability. Accordingly, it is possible to reduce failures that may occur during solder connection and obtain a highly reliable power module. | 10-15-2015 |
| 20150291045 | ELECTRIC STORAGE DEVICE FOR VEHICLE DEPLOYMENT - An upper chamber and a lower chamber are provided in a housing of an electric storage device for vehicle deployment by a middle base plate. The lower chamber is sealed with respect to the upper chamber by the middle base plate. A battery module is disposed in the lower chamber. A control device, such as a cell controller, and electrical parts, such as a junction box and a service disconnect switch, are mounted in the upper chamber. Strong and weak current system wiring that connect the battery module and the electrical parts respectively penetrate strong and weak current system openings of the middle base plate, and are routed to the upper chamber. The openings, which are penetrated by the strong and the weak current system wiring, are each provided with a sealing member, and thus the lower chamber is sealed with respect to the upper chamber. | 10-15-2015 |
| 20150287970 | CELL AND ASSEMBLED BATTERY - A cell includes: a connection member that is formed by combining a first metal material and a second metal material and that includes an interface between the first metal material and the second metal material formed in a current path of charge/discharge current; and a sacrificial anticorrosion layer that is provided to the connection member and arranged to be in contact with at least one of the first metal material and the second metal material. The first metal material is a pure aluminum or an aluminum alloy. The second metal material is a pure copper or a copper alloy. The sacrificial anticorrosion layer is formed of a material having an ionization tendency greater than that of the first metal material. | 10-08-2015 |
| 20150285177 | APPARATUS FOR AND METHOD OF CONTROLLING FUEL INJECTION OF INTERNAL COMBUSTION ENGINE - There is provided a configuration in which a cylinder which is in an inlet stroke when an internal combustion engine is in a stop (automatic stop) state is determined and stored, and when starting the engine upon detection of a start request, the fuel injection of an initial cycle to the cylinder, which has been determined as having been stopped in the inlet stroke when the engine was in the stop state before starting, is split into a plurality if injections at least including an injection before engine rotation, to thereby perform injections. As a result, startability is improved while suppressing pre-ignition at the time of starting. | 10-08-2015 |
| 20150270589 | BATTERY BLOCK AND BATTERY MODULE HAVING SAME - The present invention addresses the problem of obtaining a battery capable of achieving a uniform temperature among a plurality of battery cells in a simple configuration while achieving size and weight reductions, and a battery module using the battery block. The battery block of the present invention has a structure such that a pair of end plates is disposed at both ends of a plurality of battery cells in an arranged direction; first spacers are disposed between the plurality of battery cells; and second spacers are disposed between the battery cells and the end plates. The first spacers have a space for allowing a flow of cooling gas. The second spacers block the flow of the cooling gas between the battery cells and the end plates and have a thermal insulating property for suppressing heat transmission between the battery cells and the end plates. | 09-24-2015 |
| 20150267625 | CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE - The present invention relates to a control device and a control method for an internal combustion engine equipped with a variable compression ratio mechanism. The control device sets an air charging efficiency as an engine load equivalent value and performs setting of a determination value used for misfire diagnosis, setting of an ignition timing, an estimation of a catalyst temperature, or the like. In the control device, when a compression ratio is higher than the basic compression ratio, and the theoretical thermal efficiency is high, the air charging efficiency is corrected to be increased, to perform the control on the basis of the corrected air charging efficiency. Furthermore, in a torque control that sets a target air charging efficiency on the basis of a torque command value, when the compression ratio is higher than the basic compression ratio, the target air charging efficiency is reduced. | 09-24-2015 |
| 20150267575 | VARIABLE VALVE SYSTEM OF INTERNAL COMBUSTION ENGINE - A variable valve system of an internal combustion engine includes a first mechanism that varies an operation angle of an intake valve in accordance with a conversion actuation force applied thereto and a second mechanism that varies an operation angle of an exhaust valve in accordance with the conversion actuation force applied thereto, wherein the first and second mechanisms force mechanically the intake and exhaust valves to take smaller and larger operation angles respectively when the conversion actuation forces are not applied to the first and second mechanisms respectively. | 09-24-2015 |
| 20150258897 | Regeneration Control Device for Vehicle - In order to prevent cell batteries from reaching a regeneration inhibiting voltage in an initial period of regeneration braking and to ensure that a large amount of regeneration can be secured even if characteristics of cell batteries are varied, when a vehicle braking request is received (S | 09-17-2015 |
| 20150252803 | VARIABLE DISPLACEMENT PUMP - A variable displacement pump includes a variable mechanism configured to change a volume-variation rate of each pump chamber by movement of a movable member; a biasing mechanism provided to bias the movable member in a direction that increases the volume-variation rate; at least one reduction-side control oil chamber to which oil is supplied from a discharge portion such that the reduction-side control oil chamber applies force to the movable member in a direction that reduces the volume-variation rate; at least one increase-side control oil chamber to which oil is supplied from the discharge portion such that the increase-side control oil chamber applies force to the movable member in the direction that increases the volume-variation rate; and a control mechanism configured to control a oil quantity which is supplied to each control oil chamber. The total number of the control oil chambers is three or more. | 09-10-2015 |
| 20150252736 | ENGINE CONTROL DEVICE AND CONTROL METHOD - The present invention relates to a control device and a control method for an engine that includes a compression ratio variable mechanism for changing a top dead center position of a piston and a fuel injector for directly injecting a fuel into a cylinder. In the control device and the control method for the engine according to the invention, when a compression ratio is increased by the compression ratio variable mechanism, an injection timing, a fuel pressure, the number of times of split injections, and the like, in a fuel injection of the fuel injector are changed, to reduce a fuel adhering to a piston crown surface. | 09-10-2015 |
| 20150247547 | SUSPENSION DEVICE - This suspension device is provided with a shock absorber ( | 09-03-2015 |
| 20150243961 | RECTANGULAR SECONDARY BATTERY - A rectangular secondary battery includes a current breaking mechanism with improved rigidity against vibration and impact. The current breaking mechanism is interposed in the middle of a current path electrically connected between an external terminal and a wound electrode group to break the current path by the rise of battery internal pressure. The current breaking mechanism includes a connection electrode arranged inside a battery lid and electrically connected to the external terminal, and a conductive plate bonded to the connection electrode and deformed by the rise of the battery internal pressure. The connection electrode includes a tabular member having a through hole in communication with the outside of the battery opening on a planar portion. The conductive plate includes a dome-shaped diaphragm portion gradually reducing its diameter as shifting in an axial direction and a flange portion extending radially outward from an outer peripheral portion of the diaphragm portion. | 08-27-2015 |
| 20150240671 | VARIABLE VALVE DEVICE FOR INTERNAL COMBUSTION ENGINE - Provided is a variable valve device for an internal combustion engine, capable of improving engine characteristics by increasing the maximum valve lift of an intake valve to a large valve lift while preventing excessive lost motion operation of lost motion mechanisms. The variable valve device includes intake- and exhaust-side swing arms that pivot to open and close intake valves ( | 08-27-2015 |
| 20150240180 | COATING FILM FORMATION METHOD - Aluminum alloy-made piston | 08-27-2015 |
| 20150236369 | PRISMATIC SECONDARY BATTERY - A prismatic secondary battery includes: an electrode group including electrodes formed of positive electrodes and negative electrodes each having an active material layer coated on a surface of a metallic foil, the electrodes formed of positive and negative electrodes are flatly wound together with a separator intervening with the positive and negative electrodes, the positive and negative electrodes being each formed with a metallic foil exposed section at one end in a direction of a winding axis L; and connection plates that electrically connect the electrode group and electrode terminals. The metallic foil exposed sections of the electrode group and the connection plates are press-joined. At least a portion of the press-joined sections constituted by the metallic foil exposed sections and the connection plates is covered with a resin material. | 08-20-2015 |
| 20150236328 | SECONDARY BATTERY - A secondary battery: includes a power generation element having an electrode; a battery container which stores the power generation element, an external terminal arranged on the battery container, and a current collector member including an electrode connection part connected to the electrode of the power generation element. A terminal connection part is connected to the external terminal, and a thermal connection part is formed between the electrode connection part and the terminal connection part and a temperature control member is provided for the terminal connection part to restrict the temperature rise of the current collector member. The temperature control member is formed of a composite material made by dispersing a filler having the electric insulation property in a matrix. The matrix has a transformation point in a temperature range lower than the melting point of the current collector member. The filler has higher thermal conductivity than the matrix. | 08-20-2015 |
| 20150233306 | VARIABLE VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE, AND CONTROL METHOD - The present invention relates to variable valve timing control device and control method, which change valve timing of an internal combustion engine. An operation amount for controlling the valve timing is computed, and an operation amount computed at position detection timing of a valve timing control system is divided and output until next position detection timing. | 08-20-2015 |
| 20150228936 | PRISMATIC SECONDARY BATTERY - A prismatic secondary battery includes a battery case in a prismatic shape and a battery cover which seals up an opening part of the battery case. The battery cover has a convex part which projects toward the inside of the battery case, faces an inner surface of a side wall part of the battery case, and extends continuously along the entire periphery of the side wall part. Cover thickness of a contact part of the battery cover which is in contact with the upper end of the side wall part of the battery case at a position outside the convex part is greater than ½ of cover thickness of a blockage part blocking up an opening part at a position inside the convex part and is less than the cover thickness of the blockage part. | 08-13-2015 |
| 20150226541 | IMAGING APPARATUS - An imaging apparatus includes a first imaging element that receives light having passed through a first optical element and outputs an image which has a luminance value corresponding to intensity of the light and is processed as a reference image. A second imaging element receives light having passed through a second optical element and outputs an image which has a luminance value corresponding to intensity of the light and is processed as a reference image. A distance calculation device calculates a distance image on the basis of the reference image and the comparison image, and recognition device recognizes an object on the basis of the distance image calculated by the distance calculation apparatus, in which the optical elements or the imaging elements satisfy at least one of conditions in which transmittance of the first optical element is higher than transmittance of the second optical element. | 08-13-2015 |
| 20150226319 | Control Device and Control Method for Vehicular Electric Oil Pump - The invention relates to a control device and a control method for a vehicular electric oil pump that supplies oil to a power transmission device transmitting power to an axle. When a vehicle speed exceeds a predetermined value in a non-drive state of the power transmission device, the control device calculates a target rotational speed of the electric oil pump based on an oil temperature and drives the electric oil pump. Accordingly, it is possible to reduce insufficient lubrication and an increase in temperature of the power transmission device when the vehicle is towed. | 08-13-2015 |
| 20150219024 | INTERNAL COMBUSTION ENGINE CONTROL DEVICE AND METHOD - In an internal combustion engine equipped with a variable compression ratio mechanism, the occurrence of knocking is reduced during deceleration. When it is determined that a target compression ratio of the variable compression ratio mechanism is greater than a threshold PRSL during the deceleration, an air bypass valve interposed in a passage for bypassing a compressor of an exhaust turbo supercharger is opened to return intake air upstream (between the compressor and a throttle valve) of the throttle valve to upstream of the compressor, thereby reducing intake pressure upstream of the throttle valve and reducing in-cylinder compression pressure to reduce the occurrence of knocking. | 08-06-2015 |
| 20150219022 | ACTUATOR OF LINK MECHANISM FOR INTERNAL COMBUSTION ENGINE AND ACTUATOR FOR VARIABLE COMPRESSION RATIO MECHANISM - An actuator of a variable compression ratio mechanism which includes: a control link; a control shaft; a housing; a wave gear speed reduction device arranged to transmit the reduced rotation speed to the control shaft; a first bearing portion which is provided between the control shaft and a wave generation device of the wave gear speed reduction device, and which rotatably supports a first axial end portion of the wave generation device; and a second bearing portion which is provided between the housing and the wave generation device, and which rotatably supports an second axial end portion of the wave generation device, at least one of the first bearing portion and the second bearing portion being disposed inside an axial width of an outer circumference portion of the wave generation device. | 08-06-2015 |
| 20150219009 | ACTUATOR OF VARIABLE COMPRESSION RATIO MECHANISM AND ACTUATOR OF LINK MECHANISM - An actuator of a variable compression ratio mechanism includes: a control link; an arm link; a control shaft; a housing including a receiving portion in which a connection portion between the second end portion of the control link and the arm link is received, and a support hole formed within the housing, and rotatably supporting the control shaft; and a speed reduction device, the control shaft including a fixing portion inserted and fixed within the receiving portion in a fixing hole formed in the arm link at a predetermined axial position, and a first journal portion which is formed at a tip end portion of the control shaft, which has a diameter smaller than a diameter of the fixing portion, and which is supported by a first bearing hole formed in the support hole. | 08-06-2015 |
| 20150217742 | BRAKE APPARATUS - A brake apparatus includes a closed circuit including a pump configured to increase hydraulic pressures in wheel cylinders mounted on wheels with use of brake fluid drawn from a master cylinder. The brake apparatus includes a primary system hydraulic passage connecting at least one wheel cylinder of the wheel cylinders and a first chamber in the master cylinder to each other, and a secondary system hydraulic passage connecting remaining wheel cylinder of the wheel cylinders and a second chamber in the master cylinder to each other. The pump is connected so as to be able to supply the brake fluid to the primary system hydraulic passage and the secondary system hydraulic passage. | 08-06-2015 |
| 20150214872 | Motor Driving Circuit, Motor Driving System, Electric Power Steering System, Electric Brake System, and Vehicle Driving System - In order to provide a motor driving circuit in which a portion corresponding to a failed phase can be separated while miniaturization and lower costs are achieved, a motor driving circuit for driving a motor includes: a second driver circuit for driving a driver circuit which supplies a drive current corresponding to one phase of a multiphase motor having three or more phases, to the multiphase motor; and an electrical circuit which includes a plurality of electrical components and switches a connecting relation between the electrical components according to an operation mode designated from outside the motor driving circuit, thereby providing a circuit function corresponding to the operation mode. | 07-30-2015 |
| 20150207128 | SQUARE SECONDARY BATTERY - A square secondary battery includes a generating element having an electrode; a battery can holding the generating element; a battery lid that seals an opening of the battery can; an external terminal arranged on the battery lid; and a current collector connecting the electrode of the generating element to the external terminal. The external terminal has a bus bar joint to which a bus bar is connected and a current collector joint to which the current collector is connected, the bus bar joint and the current collector joint being integrally juxtaposed on the battery lid. The current collector joint has a cylindrical insertion part to be inserted into a through hole in the battery lid and also has a sealing part arranged at an outer periphery of the insertion part, the sealing part pressing down a sealing member. | 07-23-2015 |
| 20150204412 | HYDRAULIC SHOCK ABSORBER - In a friction member ( | 07-23-2015 |
| 20150203085 | BRAKE UNIT - A brake unit ( | 07-23-2015 |
| 20150202966 | Electric Vehicle Drive System - In order to provide an electric vehicle drive system capable of promoting improvement in stability of vehicle traveling when stopping a regeneration operation during operation of a regeneration cooperative brake, the electric vehicle drive system, a battery control unit | 07-23-2015 |
| 20150199376 | ROTATING ELECTRIC MACHINE SYSTEM - A rotating electric machine system includes: a rotating electric machine including a stator and a rotor arranged with a gap to the stator; a casing configured to hold the stator; an electric power conversion apparatus held by the casing, and configured to drive the rotating electric machine; and a first cooling flow path arranged in a portion of the casing between the stator and the electric power conversion apparatus, via which cooling medium is caused to flow so as to cool the stator and the electric power conversion apparatus. And; the electric power conversion apparatus comprises a power module configured to include a power semiconductor element therein; the power module comprises a heat radiation fin; and the heat radiation fin is arranged to protrude toward a cooling medium side via an opening formed between the power module and the first cooling flow path. | 07-16-2015 |
| 20150198112 | PISTON OF INTERNAL COMBUSTION ENGINE - A piston of an internal combustion engine includes a crown portion; a pair of thrust-side and counter-thrust-side skirt portions; and a pair of apron portions connecting the thrust-side skirt portion with the counter-thrust-side skirt portion. Each of the pair of apron portions includes an upper end wall connected with the crown portion, and a pin boss portion supporting a piston pin. A reverse-surface-side portion of the crown portion is formed with a hollow portion extending along an outer surface of the upper end wall of the apron portion. The upper end wall of the apron portion includes a bending portion between an outside surface of the pin boss portion and a circumferential end of the skirt portion. The bending portion bends in a step-like manner from the outside surface of the pin boss portion toward the circumferential end of the skirt portion. | 07-16-2015 |
| 20150194651 | SQUARE SECONDARY BATTERY - A square secondary battery suppresses welding failure from occurring by temporarily retaining and securing a sealing cover and enabling detection by a leakage test even when welding failure occurs. The square secondary battery has a case surface portion with an injection opening for injecting an electrolyte, a sealing cover disposed at a position opposite to the case surface portion and sealing the injection opening and having an outer edge welded to the case surface portion to seal the injection opening, and a pressure sensitive adhesive member interposed between the sealing cover and the case surface portion for securing the sealing cover to the case surface portion. A gas passage is provided between the case surface portion and the sealing cover for communicating a gap formed at a position outer to the pressure sensitive adhesive member with respect to a battery case and the injection opening in a ventilation manner. | 07-09-2015 |
| 20150192446 | Flow Sensors and Manufacturing Method for Same - A flow sensor includes an auxiliary channel having an opening into which a fluid to be measured is taken; a sensor element that measures the flow of the fluid to be measured; a housing that accommodates electronic parts; and a resin cover. The flow sensor is configured such that junctions of the housing and the cover are formed in locations where first target weld portions, which are formed so that the circuit chamber is surrounded, face each other and second target weld portions, which are disposed for additional reinforcement of the joints, face each other on a bonding face of the housing and a bonding face of the cover with a step being provided. The positioning of the housing and the cover is determined, and the first target weld portions are welded to each other and second target weld portions are welded to each other by way of laser radiation. | 07-09-2015 |
| 20150187708 | Thermal Flow Meter - Provided is a thermal flow meter that can be prevented from being eroded due to adhesion of water or like to a cut end portion of the lead exposed from the mold resin of the circuit package. A thermal flow meter | 07-02-2015 |
| 20150185060 | Thermal Flow Meter - The present invention provides a thermal flow meter which can suppress a degradation of measurement accuracy caused by deformation of a diaphragm and a stained rear surface thereof even in a case where a gap is provided in order to form the diaphragm in an air flow sensing element. The present invention relates to a thermal flow meter | 07-02-2015 |
| 20150185058 | Thermal Flow Meter - The present invention is to improve measurement accuracy of a thermal flow meter. In a thermal flow meter of the invention, a circuit package | 07-02-2015 |
| 20150163962 | Power Conversion Apparatus - An object of the present invention is to improve the cooling performance of a capacitor module used in a power conversion apparatus. The power conversion apparatus according to the present invention includes a power semiconductor module, a capacitor module, a flow path forming body that forms a flow path through which a cooling refrigerant flows . The flow path forming body includes a first flow path forming body that forms a first flow path part for cooling the power semiconductor module, and a second flow path forming body that forms a second flow path part for cooling the capacitor module. The first flow path forming body is provided on a side portion of the second follow path forming body and is integrally formed with the second flow path forming body. The second flow path forming body forms a housing space for housing the capacitor module above the second flow path part . The first flow path part is formed at a position facing the side wall that forms the housing space. The power semiconductor module is inserted into the first flow path part. | 06-11-2015 |
| 20150163961 | Power Conversion Apparatus - A power conversion apparatus includes power semiconductor modules ( | 06-11-2015 |
| 20150152756 | VARIABLE VALVE ACTUATION APPARATUS FOR MULTI-CYLINDER INTERNAL COMBUSTION ENGINE AND CONTROLLER FOR THE VARIABLE VALVE ACTUATION APPARATUS - A variable valve actuation apparatus for a multi-cylinder internal combustion engine employs a cylinder cutoff mechanism configured to enable intake and exhaust valves of a #1-cylinder to be kept inactive, and an intake-side variable valve lift mechanism configured to enable a valve lift amount of each of intake valves of a #2-cylinder to be switched between a given first lift amount created by a small-lift cam profile and a given second lift amount created by a middle-lift cam profile in a stepwise fashion depending on a change in engine operating condition from startup to maximum torque operation. The intake-side variable valve lift mechanism is further configured to enable the valve lift amount of each of the intake valves of the #2-cylinder to be selected from the given first lift amount and the given second lift amount during a cylinder cutoff mode in which the #1-cylinder is kept inactive. | 06-04-2015 |
| 20150140388 | BATTERY MODULE - A battery module of includes a plurality of cells, a cooling plate, and a channel part formed in the cooling plate. The channel part includes a first channel part extending in an arrangement direction of the plurality of cells, a second channel part extending in parallel to the first channel part along the arrangement direction with a first partition part interposed between the first channel part and the second channel part, and a first communication part which brings one end of the first channel part of the arrangement direction and one end of the second channel part of the arrangement direction into communication with each other, and which turns a flowing direction of coolant in the first channel part and the second channel part. | 05-21-2015 |
| 20150134168 | Vehicle Travel Control Apparatus - A vehicle travel control apparatus is provided that is capable of improving fuel economy by exerting control so as to attain a specified speed without starting the engine during acceleration, and by increasing the regenerative energy recovery amount during deceleration, during the travel control. A vehicle travel control apparatus ( | 05-14-2015 |
| 20150128683 | ENGINE CONTROL DEVICE - In order to solve a problem that in an internal combustion engine in which abnormal combustion (knocking or an accidental fire) of an engine is detected from an ion signal, the setting of an abnormal combustion determination threshold value under a transient condition in which an engine operating state abruptly changes is difficult to thereby cause erroneous determination, the present invention is an engine control device provided with an ion signal detection means for detecting ions generated during combustion, and provided with an abnormal combustion determination means for determining knocking or an accidental tire according to an ion signal detected by the detection means, the engine control device being characterized by being provided with an in-cylinder temperature estimation means for estimating the in-cylinder temperature in a normal combustion cycle under a current operating condition of the engine, and by setting the knocking determination threshold value or accidental fire determination threshold value of the ion signal on the basis of the estimated in-cylinder temperature information. Consequently, it becomes possible to accurately detect abnormal combustion even under a transient operating condition. | 05-14-2015 |
| 20150122012 | Thermal Flow Meter - The present invention has been made to improve measurement accuracy of a thermal flow meter. In the thermal flowmeter according to the invention, a circuit package ( | 05-07-2015 |
| 20150110659 | VANE PUMP - A vane pump includes a rotor including a first annular groove and a second annular groove. The rotor further includes a cylindrical portion projecting axially from a radial inner side of the first annular groove and fitting over a drive shaft, and a slide contact portion formed on a radial inner side of the second annular groove. The cylindrical portion is slidably received in a bearing hole formed in a first side wall of a housing, whereas the slide contact portion abuts slidably on an inside wall surface of a second side wall of the housing. There is further formed, in the first annular groove, a recessed portion making a pressure receiving area of one of the first and second annular grooves greater than a pressure receiving area of the other of the first and second annular grooves. | 04-23-2015 |
| 20150108991 | BATTERY CONTROL DEVICE - A battery control device calculates at least one of an allowable current and an allowable power during charge/discharge of a battery from a no-load voltage and an internal resistance of the battery, and corrects at least one of the no-load voltage and the internal resistance according to the states of charge/discharge of the battery. | 04-23-2015 |
| 20150107686 | OIL PUMP FOR INTERNAL COMBUSTION ENGINE, AND RELIEF PRESSURE CONTROL APPARATUS FOR OIL PUMP - An oil pump includes a relief valve. The relief valve adjusts a pump discharge pressure depending on a differential pressure between the pump discharge pressure and a back pressure chamber pressure. An electromagnetic switching valve includes a movable member moved electromagnetically. The movable member brings a ball valve element selectively into a state pressed onto a valve seat portion, to selectively close and open an oil passage. The electromagnetic switching valve selectively supplies the pump discharge pressure to a back pressure chamber of the relief valve and drains the back pressure chamber of the relief valve by selectively opening and closing the oil passage. A pilot valve is disposed downstream of the electromagnetic switching valve, and operates upon receipt of the pump discharge pressure or the back pressure chamber pressure, and controls an oil pressure supplied to the back pressure chamber of the relief valve. | 04-23-2015 |
| 20150107353 | Flow Sensor and Method for Manufacturing the Same - A technique capable of suppressing performance variation of every flow sensor and achieving performance improvement is provided. For example, in an arbitrary cross-sectional surface in parallel to a moving direction of a gas flowing on an exposed flow detecting unit FDU which is formed in a semiconductor chip CHP | 04-23-2015 |
| 20150096373 | ANGULAR VELOCITY SENSOR - Provided is an angular velocity sensor including a plurality of angular velocity detection units each outputting a different detection result, and including a common driving circuit to drive the angular velocity detection units. The angular velocity detection units of the angular velocity sensor of the present invention are configured to have different driving amplitudes when being driven by a driving signal at the same frequency. | 04-09-2015 |
| 20150092988 | OBJECT DETECTION SYSTEM - An object detection system including multiple detecting means identifies other-vehicle information data acquired by using the multiple detecting means, determines whether or not the other-vehicle information data acquired by using the multiple detecting means | 04-02-2015 |
| 20150086821 | FLAT WOUND SECONDARY BATTERY AND METHOD FOR PRODUCING SAME - A flat wound secondary battery and a method for producing the same provides for the suppression of wrinkles formed on an electrode by irregularities on a welded portion. A secondary battery has a wound electrode body including a positive electrode and a negative electrode that are wound flat around a shaft core with a separator interposed between the electrodes, and a battery container that contains the wound electrode body. The shaft core includes a wound resin sheet having higher flexural rigidity than the positive electrode, the negative electrode, and the separator. The shaft core includes an innermost portion that forms the innermost periphery of the shaft core and an extended portion to a winding terminal end from the innermost portion. The separator includes a bonded portion to the extended portion and a separator winding portion that winds only the separator at least one turn around the shaft core. | 03-26-2015 |
| 20150083064 | VALVE TIMING CONTROL APPARATUS OF INTERNAL COMBUSTION ENGINE - In a valve timing control apparatus configured to enable rotary motion of a vane rotor relative to a sprocket in a phase-retard direction or in a phase-advance direction by controlling hydraulic-pressure supply-and-exhaust for each of phase-advance hydraulic chambers and hydraulic-pressure supply-and-exhaust for each of phase-retard hydraulic chambers, first and second lock pins are located in a large-diameter rotor portion rather than a small-diameter rotor portion. The rotary motion of the vane rotor relative to the sprocket from an intermediate lock position between a maximum phase-advance position and a maximum phase-retard position is restricted by engagement of the first lock pin with a first lock hole and by engagement of the second lock pin with a second lock hole. The vane rotor is held at the maximum phase-retard position by engagement of the first lock pin with the second lock hole. | 03-26-2015 |
| 20150081149 | Communications Device for Vehicle and Communications System for Vehicle - A communications device for a vehicle includes a vehicle-travel-data accumulating unit mounted in the vehicle and configured to accumulate a travel data of the vehicle; a communication unit provided for mobile communications and configured to send a partial data of the vehicle travel data accumulated in the vehicle-travel-data accumulating unit to an external server, and to receive a necessary information from the server; and a communication unit provided for fixed-line communications and configured to send the vehicle travel data accumulated in the vehicle-travel-data accumulating unit to the server when the vehicle is in a stopped state. | 03-19-2015 |
| 20150075477 | BALANCER DEVICE FOR INTERNAL COMBUSTION ENGINE AND ITS ASSEMBLY METHOD - A balancer device for an internal combustion engine includes upper and lower housings made of aluminum alloy. The upper housing includes a leg part fixed to the engine. The lower housing is coupled to the upper housing by tightening bolts. A pair of balancer shafts are rotatably supported by the upper and lower housings. A positioning pin is disposed at a distal end portion of the leg part for positioning the upper housing with respect to the engine by positional correspondence to a positioning hole of the engine when the tightening bolts are tightened. The leg part is inclined outwardly with respect to a body of the upper housing such that a distal end of the positioning pin is located outside of a proximal end of the leg part with respect to the body of the upper housing when the tightening bolts are loosened. | 03-19-2015 |
| 20150075461 | VARIABLE VALVE ACTUATION APPARATUS OF INTERNAL COMBUSTION ENGINE - A variable valve actuation apparatus includes a lock pin slidably disposed in a slide bore formed in a rotor of a vane rotor, a retaining hole formed in an inner face of a sprocket, and a lock-hole structural member fixed and press-fitted into the retaining hole and configured to form the lock hole. The retaining hole is formed at the innermost peripheral side of the sprocket so as to face a central support bore of the sprocket. The inner end face of a large-diameter bore of the retaining hole is formed as a flat surface, whereas the outer end face of a lock-hole structural section of the lock-hole structural member is formed as a planar section. The lock-hole structural member is precisely positioned in its rotation direction by abutment between the flat inner end face and the planar outer end face. | 03-19-2015 |
| 20150070023 | BATTERY MONITORING DEVICE AND BATTERY SYSTEM MONITORING DEVICE - A battery monitoring device for monitoring a cell group made by connecting a plurality of single battery cells in series including a first switching circuit configured to select, as a measurement target voltage, a type of voltage a differential amplifier circuit including a first input terminal and a second input terminal, configured to convert the measurement target voltage, which is selected by the first switching circuit and input between the first input terminal and the second input terminal, into a voltage in a predetermined range by performing differential amplification, and an AD converter configured to measure the measurement target voltage selected by the first switching circuit and converted by the differential amplifier circuit, and output a digital signal according to the measurement result, wherein an abnormality detection voltage, is output to the AD converter. | 03-12-2015 |
| 20150064550 | PRISMATIC SECONDARY CELL - An object of the present invention is to provide a prismatic secondary cell | 03-05-2015 |
| 20150061358 | BRAKE DEVICE - A master cylinder | 03-05-2015 |
| 20150047611 | SPARK-IGNITION DIRECT FUEL INJECTION VALVE - A spark-ignition direct fuel injection valve includes, at least, a seat member provided with a fuel injection hole and a valve seat and a valve body which controls fuel injection from the injection hole by contacting and separating from the valve seat. In the spark-ignition direct fuel injection valve: the injection hole has an injection hole inlet which is open inwardly of the seat member and an injection hole outlet which is open outwardly of the seat member; an opening edge of the injection hole inlet has a first round-chamfered portion formed on an upstream side with respect to a fuel flow toward the injection hole inlet; and an extending length (L) of the injection hole does not exceed three times a hole diameter (D) of the injection hole. | 02-19-2015 |
| 20150047338 | MASTER CYLINDER - A circumferential wall of a circumferential groove near a bottom section of a cylinder main body has an outer wall section extending from a bottom section of the circumferential groove in a radial direction of the cylinder main body, a stepped surface section extending from the outer wall section in a bottom direction of the cylinder main body, and an inner wall section having a flat surface section parallel to the radial direction of the cylinder main body and formed further inside in the radial direction of the cylinder main body than the stepped surface section. The inner wall section is formed at a position at which the center lip section first abuts the inner wall section prior to the outer wall section when the seal member moves toward the bottom section of the cylinder main body. | 02-19-2015 |
| 20150037656 | STORAGE BATTERY CONTROL DEVICE AND ELECTRICAL STORAGE DEVICE - A storage battery control device controls an assembly battery having a plurality of secondary battery cells connected to each other, including at least one integrated circuit adapted to monitor and control charging and discharging of each of the secondary battery cells of the assembly battery. A bypass capacitor is disposed in a channel connecting a positive electrode-side external terminal and a negative electrode-side external terminal of the integrated circuit to each other. At least one first current limiting element is disposed in the channel, and at least one first switch is disposed in parallel to the first current limiting element, and adapted to short the first current limiting element. | 02-05-2015 |
| 20150034862 | PROCESS FOR PRODUCING A POSITIVE ELECTRODE MIX AND A LITHIUM ION SECONDARY BATTERY - To obtain a process for producing a positive electrode mix capable of producing, in a short time, a positive electrode mix in a stable slurry state containing a high nickel lithium composite oxide with less variation of viscosity change with time. A lithium composite oxide at high nickel content is kneaded with at least one of a conduction aid and a binder resin in a gaseous carbon dioxide atmosphere in a kneading step. Thus, a treatment of oxidizing lithium hydroxide in the lithium composite oxide is proceeded efficiently and a positive electrode mix in a stable slurry state with less variation of viscosity change with time is produced in a short time. | 02-05-2015 |
| 20150034052 | Engine Control Device - The present invention relates to a control device for use with an engine including a variable valve mechanism and a compression ratio varying mechanism that changes a top dead center position of a piston. The control device calculates a base target compression ratio based on engine operating conditions and sets a compression ratio upper limit in association with an operation angle of an intake valve and a phase of an opening period of the intake valve. The control device then selects the lower compression ratio from the base target compression ratio and the compression ratio upper limit and controls the compression ratio varying mechanism | 02-05-2015 |
| 20150029682 | ELECTRONIC CONTROL UNIT - Proposed is a C/U that is designed to accomplish the above object. The CU includes a multilayer circuit substrate, a resin cover, and a metal base. Electronic parts are mounted on both surfaces of the multilayer circuit substrate which is covered with the resin cover and the metal base. The multilayer circuit substrate | 01-29-2015 |
| 20150029666 | Power Conversion Apparatus - Disclosed is a downsized an integrated power-converter apparatus in which a plurality of power converter apparatuses is integrated, and to shorten a wiring connection distance in the power converter apparatus. The power-converter apparatus includes a power semiconductor module, a DC-to-DC converter, a capacitor module, a flow-path forming body for forming a flow path through which a refrigerant flows, a case, and a first DC connector for transmitting the DC current. The power semiconductor module is arranged in a position facing the DC-DC converter with the flow-path forming body interposed therebetween. The DC connector is arranged on one specified surface side of the case. The surface of the case is formed along an arrangement direction of the power semiconductor module, the flow-path forming body, and the DC-DC converter. The capacitor module is arranged between the surface of the case and the flow-path forming body, and is connected to the DC connector. | 01-29-2015 |
| 20150028704 | Rotating Electrical Machine and Manufacturing Method Therefor - A high-output, high-efficiency and high-quality rotating electrical machine is provided which has a stator shaped to avoid interference between coil end portions even in cases where the coil space factor of stator coils is raised and the stator coils are formed by winding continuous wires, each having a rectangular cross-section, for high productivity. | 01-29-2015 |
| 20150025739 | Control Apparatus and Control Method for Vehicle Electric Oil Pump - A control apparatus and a control method that controls an electric oil pump that supplies oil to a power transmission device transmitting a drive force to an axle. The control apparatus changes a PWM frequency in a PWM control of the electric oil pump to a lower frequency, when a vehicle is in a pulled state, when a vehicle speed is high, when a power source is operated at a high rotational speed, when a discharge amount from the electric oil pump is large, or when a noise in a vehicle interior is large. Thus, a drive noise of the pump can be reduced, or the amount of heat generated in the pump drive circuit and power consumption can be reduced. | 01-22-2015 |
| 20150019112 | CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE - Knocking and misfire are judged by detecting combustion ions generated in a combustion chamber with an ion sensor, obtaining an integral signal by integrating the ion signal, and comparing the integral signal with a misfire judgment value and a knocking judgment value based on a signal obtained by averaging integral signals of prescribed past cycles. It is possible to: reduce a computation load by detecting misfire and knocking with an identical ion sensor and carrying out a judgment treatment with identical judgment function logic; and detect trace knocking by setting a knocking judgment threshold value and hence increase the accuracy of ignition timing control. | 01-15-2015 |
| 20150017039 | HIGH-PRESSURE FUEL SUPPLY PUMP HAVING AN ELECTROMAGNETICALLY-DRIVEN INLET VALVE - A high-pressure fuel supply pump having a normally-closed type electromagnetically-driven inlet valve mechanism supporting a large capacity and causing least sound is provided. A valve member having a seat surface that comes into abutment with an inlet valve seat; and a plunger rod positioned on the seat surface side of the valve member and configured to operate the valve member by a magnetic attraction force are provided, and a protector configured to face a surface of the valve member on the surface opposite to the seat surface with a gap therebetween when the plunger rod makes a full stroke in the valve-open direction of the valve member and an anchor for driving the plunger rod comes into contact with a stopper is provided. | 01-15-2015 |
| 20150015673 | DISTANCE CALCULATOR AND DISTANCE CALCULATION METHOD - A distance calculator includes a monocular estimated distance calculation section, a stereo estimated distance calculation section, and an output distance calculation section. The monocular estimated distance calculation section calculates the estimated distance to the target based on an image captured by a camera. The stereo estimated distance calculation section calculates the estimated distance to the target based on images captured by at least two cameras. The output distance calculation section calculates the distance to the target to be output. The output distance calculation section calculates the distance to be output based on weights of the estimated distances. The weights are determined in accordance with a confidence of the stereo estimated distance calculation section. The confidence is calculated based on the images captured by at least the two cameras. | 01-15-2015 |
| 20150012161 | POWER CONVERSION APPARATUS, ELECTRONIC STEERING SYSTEM, ELECTRIC VEHICLE, ELECTRONIC CONTROL THROTTLE AND POWER BRAKE - An object is to prevent the motor from carrying out a regeneration braking operation even if any of phase output lines is short-circuited to VB or GND in addition to a short-circuit failure occurring in a MOSFET of an inverter. The semiconductor switching devices of a power conversion apparatus each have a diode that is coupled in parallel to each of the semiconductor switching devices. At least one of the diodes are connected in a direction opposite to the direction in which other diodes are oriented on a current path between the power supply and the ground. Further, at least one of diodes is connected in a direction opposite to the direction in which other diodes are oriented on a current path between the output of the motor and the power supply and on a current path between the output of the motor and the ground. | 01-08-2015 |
| 20150008774 | VALVE-TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE AND POWER-FEEDING MECHANISM USED IN VALVE-TIMING CONTROL APPARATUS - A valve-timing control apparatus includes a motor housing formed with an accommodating space; a permanent magnet provided along an inner circumference of the accommodating space of the motor housing; a rotor configured to rotate relative to the permanent magnet; a transmitting mechanism configured to transmit a rotational force of the rotor to a cam shaft; a switching brush mounted on the motor housing and configured to switch an energization of coil; a power-feeding brush provided to one of the motor housing and a fixed member and configured to feed electric power to the switching brush; a slip ring provided to another of the motor housing and the fixed member and being in contact with the power-feeding brush; a pigtail harness connecting the power-feeding brush with a power-feeding terminal; and contact portions bending the pigtail harness at a plurality of spots of the pigtail harness by contact with the pigtail harness. | 01-08-2015 |
| 20140377607 | SECONDARY BATTERY - A secondary battery includes improved insulation properties between an electrode group and a battery container against an external force can be improved without lowering the battery capacity. The secondary battery of the present invention has: a wound electrode group formed by winding electrodes in which mixture layers are formed on metal foils; a battery container for housing the wound electrode group; and an insulator interposed between the wound electrode group and the battery container. The insulator has a section interposed between the battery container and a mixture layer laminated region formed at the center of the wound electrode group in the winding axis direction, and a section interposed between the battery container and a pair of metal foil exposed portions formed on both sides of the wound electrode group in the winding axis direction, wherein the latter region is thicker than the former region. | 12-25-2014 |
| 20140377109 | HIGH-PRESSURE FUEL SUPPLY PUMP INCLUDING AN ELECTROMAGNETICALLY DRIVEN INTAKE VALVE - A high-pressure fuel supply pump including an electromagnetically driven intake valve is configured such that a pressure equalizing hole is provided in the valve stopper positioned between the valve and a pressurizing chamber. The pressure equalization hole connects a spring storage space, provided between a valve and a valve stopper, with a surrounding fluid passage. The high-pressure fuel supply pump is further configured such that an opening of the pressure equalizing hole at the spring storage chamber side is open at a position at the inner side of a diameter of the spring. Since the pressure in the pressurizing chamber can be introduced into the inner side of the spring without traversing the spring, the unstable behavior of the spring or the valve due to the introduced pressure eliminated. Since the force applied to the valve when the valve closes is stabilized, the closing timing of the valve is stable. | 12-25-2014 |
| 20140373795 | VARIABLE VALVE OPERATING APPARATUS FOR INTERNAL COMBUSTION ENGINE - A variable valve operating apparatus including an electric motor including a motor housing with a permanent magnet, and a speed reducing mechanism having a casing, the motor housing and the casing of the speed reducing mechanism being coupled to each other by a plurality of bolts, wherein the motor housing includes a convex portion formed in a portion of the motor housing which is opposed to one axial end of the permanent magnet, the convex portion having a threaded hole into which a tip end portion of each bolt is screwed, and a projection formed on an axial end surface of the convex portion in alignment with the threaded hole in an axial direction of the threaded hole, and wherein the axial end surface of the convex portion is located further spaced from the one axial end of the permanent magnet than the projection. | 12-25-2014 |
| 20140367498 | Fuel Injection Valve - A fuel injection valve is provided that can reduce variations in stroke length by reducing distortion during welding, and consequently can reduce variations in flow rate of injected fuel. The fuel injection valve has a nozzle; a fixed valve that is press-fit into a tip of the nozzle and has a fuel injection port from which the fuel is injected; and a movable element that forms a fuel seal section by abutting against the fixed valve, and opens and closes the fuel injection port. The fixed valve and the nozzle are fixed in place by welding at a position with no space due to press-fitting. A groove that serves as an empty space is provided in a continuation of a welded section that is formed in the fixed valve and the nozzle by the welding. | 12-18-2014 |
| 20140366848 | INTERNAL COMBUSTION ENGINE CONTROL SYSTEM - The internal combustion engine control system includes an injector | 12-18-2014 |
| 20140361646 | Rotating Electric Machine and Vehicle Equipped with Rotating Electric Machine - A rotating electric machine, in which a cross conductors of a stator connect slot conductors so as to stride N+1 slots at coil ends on one side and stride N−1 slots at coil ends on another side, with N representing a number of slots per pole, a stator winding includes a plurality of slot conductor groups each made up with a plurality of slot conductors corresponding to a single phase, the plurality of slot conductors in each slot conductor group are inserted at a predetermined number Ns of successive slots forming a continuous range along a circumference of the stator core so that the slot conductors in the slot conductor group take successive slot positions and successive layer positions, Ns=NSPP+NL when NSPP represents a number of slots per pole per phase and a number of layers is expressed as 2×NL. | 12-11-2014 |
| 20140353099 | DAMPING FORCE CONTROL TYPE SHOCK ABSORBER - For the extension and compression strokes of a piston rod, a damping force generating mechanism generates a damping force by controlling the flow of hydraulic oil caused by the sliding movement of a piston in a cylinder. The damping force generating mechanism has a pilot-type main valve, a pilot-type control valve, and a pilot valve. The main valve has a pilot chamber into which the oil is introduced to adjust the valve-opening pressure of the main valve by the pressure in the pilot chamber. The control valve has a pilot chamber into which the oil is introduced to adjust the valve-opening pressure of the control valve by the pressure in the pilot chamber. The pilot valve controls the pressure in the pilot chamber of the control valve. The control valve controls the pressure in the pilot chamber of the main valve. | 12-04-2014 |
| 20140352424 | AIRFLOW MEASURING APPARATUS - Airflow measuring apparatus compring: sub-passage that takes in part of flow of fluid flowing through an intake pipe; sensor element that is disposed in the sub-passage to measure the flow of fluid; a circuit part that converts the flow of fluid detected by the sensor element into an electric signal; connector part connected to the circuit part to output a signal externally; and casing that supports the sensor element and the circuit part, the sensor element being disposed in the intake pipe. The sensor element includes a cavity disposed at a semiconductor substrate, a diaphragm including a thin film part that covers the cavity. The sensor element on a lead frame have surfaces that are mold-packaged with resin so that a diaphragm of the sensor element and part of the lead frame are exposed. One hole is disposed at the lead frame for communication between the cavity and exterior. | 12-04-2014 |
| 20140350827 | RESTARTING DEVICE OF INTERNAL COMBUSTION ENGINE - An automobile control device includes a function that can control drive torque of a starting device to an arbitrary value, and a positive rotation detecting unit having at least one of a function to detect whether an engine rotates positively and a function to detect whether the engine does not rotate reversely. The control device also has an idle stop function to increase the drive torque of the starting device when the positive rotation detecting unit detects that the engine rotates positively or does not rotate reversely. Accordingly, problems of malfunctions such as a reduction in a system voltage, abnormal wear of a brush in a starter motor, and breakage of a semiconductor switch are solved that are found in a conventional automobile control device having the idle stop function and that are caused by flowing of overcurrent when a starter is driven during swing-over that occurs immediately before engine stop. | 11-27-2014 |
| 20140339032 | SHOCK ABSORBER AND METHOD FOR MANUFACTURING SHOCK ABSORBER | 11-20-2014 |
| 20140326064 | Thermal Type Flowmeter - Provided is a thermal type flowmeter in which contamination of a sensor element is reduced. The flowmeter includes a sensor element including a heating resistor formed in a thin film part, the thin film part being provided on a diaphragm formed on a substrate; a support member to locate the sensor element thereon; a secondary channel that includes part of the support member and takes in part of intake air flowing through an air intake pipeline; and a guide member provided on the support member or the sensor element that lies on a line L that extends along an air flow in the secondary channel and passing over the thin film part, the guide member allowing fine particles to be guided in a direction away from the line L, the fine particles coming together with an air flow along the surface of the support member or the sensor element. | 11-06-2014 |
| 20140319942 | Rotating Electric Machine and Method for Manufacturing the Rotating Electric Machine - A rotating electric machine includes: a stator core having a plurality of slots aligned along a circumferential direction; a stator having a stator coil with an enamel coating inserted into the slots of the stator core; and a rotor rotatably arranged over the stator core through a given gap. The stator coil includes: main coils of a plurality of phases in which a plurality of segment coils each having a rectangular cross-section wire formed into a substantially U-shaped wire in advance is connected to each other; a first sub-coil having a lead wire led from the slots and attached with an AC terminal, and connected to one end of the respective main coils; and a second sub-coil having a neutral wire led from the slots, and connected to the other end of the respective main coils. The lead wire and the neutral wire are each formed of a wire with a bend structure having a plurality of straights and bends. | 10-30-2014 |
| 20140314601 | HIGH PRESSURE FUEL PUMP - High pressure fuel pump includes a cylinder which is fitted in a concave portion formed in a pump housing and which defines a compression chamber of the pump and a plunger which pressurizes, by sliding against the cylinder, the fluid in the compression chamber. It is structured such that the fluid sucked into the compression chamber by reciprocating motion of the plunger is pressurized and is then discharged from the compression chamber. The cylinder is formed of a cylindrical member which has a ceiling portion and in which the compression chamber is partitionedly formed. A fuel suction path formed in the pump housing reaches the compression chamber through the cylinder and a fuel discharge path formed in the pump housing is connected to the compression chamber through the cylinder. The cylinder is pressed against the pump body by a fuel pressurizing force applied to the cylinder. | 10-23-2014 |
| 20140313806 | DC-DC Converter and Power Conversion Apparatus - In a DC-DC converter, the cooling of switching elements has been performed only by means of a cooling plate; therefore, there is a problem in that, to effectively radiate heats generated by power MOSFETs that have large heating values and that are arranged parallel, it becomes necessary to reduce thermal resistances and complicate the cooling route of a water-cooling device. Plural switching elements for controlling currents flowing through inductor elements, which are used for voltage conversion of a DC-DC converter, are fixed to a metal case via a heat conductive insulating material and via a metal radiator having a better heat conduction characteristic than the metal case. Because there occur no large mixing phenomena of heat currents among neighboring switching elements, and there are only little heat interferences between the neighboring switching elements, the thermal diffusion characteristic is improved, and the cooling efficiency for the switching elements can be increased. | 10-23-2014 |
| 20140306791 | POWER CONVERTER - An inverter is offered which has a substrate having a capacitor, a semiconductor device, and so on mounted thereon, a metal enclosure securely holding the substrate, and a choke coil of an open magnetic path structure. The choke coil has a rod-like core disposed perpendicularly to the substrate. The choke coil is electrically connected with the substrate via coil terminals on a coil element. At least one cutout is formed in a surface of the substrate which is located opposite to one axial end (lower end) of the rod-like core of the choke coil. | 10-16-2014 |
| 20140301502 | Pulse Signal Outputting Apparatus - Radiated noises of an output pulse signal are reduced. A pulse signal outputting apparatus outputs a pulse signal generated by a modulating means outside, the modulating means includes a calculation circuit that has a pull-up resistor which is connected to power supply inside, a general-purpose input/output terminal that is connected to the calculation circuit, input/output selecting means for selecting whether the general-purpose input/output terminal is used as an input terminal or an output terminal, pull-up resistor connecting means for connecting or disconnecting the pull-up resistor and the general-purpose input/output terminal, and a pull-up resistor connection control circuit that performs control so that the pull-up resistor connecting means is operated when the general-purpose input/output terminal is selected as the input terminal, the general-purpose input/output terminal is selected as the input terminal by the input/output selecting means when a transition of an output signal level of the pulse signal starts, the pull-up resistor and the general-purpose input/output terminal are connected by the pull-up resistor connecting means when the general-purpose input/output terminal is selected as the input terminal, and the general-purpose input/output terminal is switched to the output terminal by the input/output selecting means after a certain period of time has passed. | 10-09-2014 |
| 20140298802 | Control Device for Internal Combustion Engine - In internal combustion engines that return exhaust gas branching from downstream section of a turbine to an upstream section of a compressor during exhaust gas return in a supercharged state, the present invention closes an air bypass valve that bypasses the compressor while the vehicle is decelerating, and also opens a wastegate valve that bypasses or diverts gases away from the turbine in order to resolve a phenomenon in which the amount of exhaust gas temporarily increases and the exhaust gas cannot be supplied at a stable target value while the vehicle is decelerating due to the length of the path from the convergence section where the new air meets the EGR, to the cylinder, and due to the opening of the air bypass valve of the air bypass path joining the top and bottom of the compressor during deceleration. | 10-09-2014 |
| 20140294636 | RECIPROCATING COMPRESSOR - A reciprocating compressor including a casing which has first and second cylinders, an electric motor which has a drive shaft mounted in the casing, first and second pistons fittingly inserted into the first and second cylinders respectively, so as to reciprocate therein, and first and second connecting rods attached to the first and second pistons, respectively, at ends thereof and which are situated in the crank chamber at the other ends thereof where first and second bearings are provided, respectively. A crank member is provided on the drive shaft within the crank chamber, and the crank member is fittingly inserted into the first bearing of the first connecting rod and the second bearing of the second connecting rod. The crank member has a positioning member which positions the first and second bearings with respect to an axial direction. | 10-02-2014 |
| 20140293055 | IMAGE PROCESSING APPARATUS - In order to extract, given information from a stereo camera, only the headlights of an oncoming vehicle or the taillights of a preceding vehicle from various light spot at night for the purpose of offering the driver a safer field of view, there are provided: first distance information calculation means which calculates information on a first distance to a detection object candidate from two images obtained by a first imaging element and a second imaging element; second distance information calculation means which calculates information on a second distance to the detection object candidate from the image obtained by the first imaging element; and object detection means which compares the first distance information with the second distance information to detect the object from the detection object candidate on the basis of the result of the comparison. | 10-02-2014 |
| 20140292238 | Power Conversion Device - A power conversion device includes a switching circuit with multiple series circuits having upper arm switching elements connected in series with lower arm switching elements, receives DC power to generate AC power for a permanent magnet motor; a control circuit that calculates a state of the switching elements based on input information for each control cycle, and generates a control signal for controlling switching elements according; and a driver circuit that generates a drive signal that renders the switching elements conductive or non-conductive on the basis of the control signal from the control circuit. The control circuit predicts a locus of a d-axial magnetic flux and a locus of a q-axial magnetic flux, and calculates the state of the switching elements so that the d-axial magnetic flux falls within a given d-axial magnetic flux fluctuation range, and the q-axial magnetic flux falls within a given q-axial magnetic flux fluctuation range. | 10-02-2014 |
| 20140291088 | SHOCK ABSORBER - The present invention provides a shock absorber having improved performance and durability. A damping force generation mechanism | 10-02-2014 |
| 20140288758 | ELECTRIC VEHICLE CONTROL DEVICE - It is an object of the present invention to provide a control apparatus which can achieve a compatibility between a response characteristic of a torque which coincides an acceleration demand by a driver and a reduction effect of a gear backlash. A vehicle controller | 09-25-2014 |
| 20140285987 | ELECTRONIC CONTROL DEVICE - An electronic control device having a circuit board has: an enclosure formed from a plurality of enclosure members and accommodating the circuit board inside the enclosure; and a plurality of snap-fits separately arranged at the enclosure member to hold the circuit board. The snap-fit has a supporter elastically supporting one end surface of the circuit board; and a supporting hook supporting the other end surface of the circuit board. When a sensor terminal is pressed against the one end surface of the circuit board through a contact pad at least one of snap-fit arrangement positions, the supporter of the snap-fit positioned where the sensor terminal is pressed against the one end surface of the circuit board has a plurality of elastically-supporting parts that make elastic contact with the one end surface of the circuit board at dispersed positions with respect to a circumferential edge side of the contact pad. | 09-25-2014 |
| 20140285942 | Electronic Control Device - An electronic control device has a resin case to which a circuit board having a terminal contact pad is fixed; a hydraulic unit having an electromagnetic solenoid which controls a hydraulic circuit and a pressure sensor which detects a pressure of the hydraulic circuit; a motor post having a current-carrying member which electrically connects a motor and the circuit board and extending from the resin case and inserted in the hydraulic unit; and a fixing member which is provided at the resin case and holds an outer periphery of the pressure sensor. Positioning between the pressure sensor and the terminal contact pad of the circuit board is made by the motor post inserted in the hydraulic unit and fixation of the pressure sensor by the fixing member. | 09-25-2014 |
| 20140284753 | Thermal Air Flow Sensor - A thermal air flow sensor that produces less measurement error is provided. The thermal air flow sensor includes: a semiconductor substrate; a heating resistor, resistance temperature detectors, and an electrical insulator that includes a silicon oxide film, wherein the heating resistor, the resistance temperature detectors, and the electrical insulator are formed on the semiconductor substrate; and a diaphragm portion formed by removing a portion of the semiconductor substrate. The heating resistor and the resistance temperature detectors are formed on the diaphragm portion. The thermal air flow sensor further includes a silicon nitride film formed as the electrical insulator above the heating resistor and the resistance temperature detectors. The silicon nitride film has steps conforming to the patterns of the heating resistor and the resistance temperature detectors. The silicon nitride film has a multilayer structure. | 09-25-2014 |
| 20140284151 | BRAKE APPARATUS - Upon a start of a release for releasing a braking state of a parking bake in a process of step | 09-25-2014 |
| 20140283770 | VALVE TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - A valve timing control apparatus includes: a first lock mechanism being arranged to lock the vane rotor to a first position between the most retard angle position and the most advance angle position with respect to the housing, and to release the lock; and a second lock mechanism being arranged to lock the vane rotor with respect to the housing, to a second position which is between the most retard angle position and the most advance angle position, and is on the retard angle side of the first position, and to release the lock. | 09-25-2014 |
| 20140283767 | Piston for Internal Combustion Engine - A piston for an internal combustion engine, including a crown portion that defines a combustion chamber, a ring-shaped cooling channel formed in the crown portion, through which a cooling oil flows, and a plurality of concave portions formed on at least one side of the cooling channel, in an axial direction of the piston, each of the plurality of concave portions having a curved surface. | 09-25-2014 |
| 20140283766 | Piston for Internal Combustion Engine - A piston for an internal combustion engine comprises a crown, a skirt section extending from the crown, and an oil ring groove. The piston further comprises a drain hole and a cooling channel. The drain hole extends from the oil ring groove to an inside space of the piston. The cooling channel is formed in the crown at a level above the oil ring groove, and arranged to covey a cooling oil. The cooling channel includes a channel segment which is located near the drain hole and which is formed to have a sectional shape avoiding the drain hole. | 09-25-2014 |
| 20140283643 | VALVE TIMING CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE AND LOCK RELEASE MECHANISM OF VALVE TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - A valve timing control system includes: a check valve which is provided between an oil pump driven by the engine, and the lock release passage; an electromagnetic valve which is disposed between the check valve and the lock release passage; an accumulator disposed between the check valve and the electromagnetic valve; and a passage which is disposed between the check valve and the electromagnetic valve, in which the flow of the oil is stored, and which is arranged to release the restriction of the lock mechanism by a pressure of the accumulator by energizing the valve driving solenoid of the electromagnetic valve. | 09-25-2014 |
| 20140283513 | Brake Control Apparatus - A brake control apparatus includes a master cylinder configured to generate a brake pressure according to a depressing force of a brake pedal; an electric motor configured to operate the master cylinder; a control board configured to control the electric motor; and a board receiving portion arranged along an outer circumference of the master cylinder. The board receiving portion receives the control board such that a component-mounting surface of the control board faces in an axial direction of the master cylinder. | 09-25-2014 |
| 20140271279 | ELECTRIC FLUID PUMP - An electric fluid pump includes a rotor including a permanent magnet, and including a radially outer peripheral surface covered by resin. An impeller faces a first axial end side of the rotor. A support shaft is disposed in a hole, wherein the hole extends axially of the rotor and the impeller, and through radially inside of the rotor and the impeller. A plain bearing part is configured to support the rotor and the impeller rotatably with respect to the support shaft. A first groove is formed in the radially outer peripheral surface of the rotor, and extends from the first axial end side of the rotor to a second axial end side of the rotor opposite to the first axial end side. | 09-18-2014 |
| 20140265965 | DRIVE CONTROL DEVICE AND DRIVE CONTROL METHOD FOR MOTOR - The present invention provides a motor drive control device provided with a shutoff circuit employing semiconductor relays and configured to drive a motor by a duty ratio control of an inverter, which stably drives the motor even in an operation state that drive duty ratio of phases are uneven. In the motor drive control device, output lines of three phases of the inverter circuit are connected to phases of the motor and further connected to a booster circuit, an output boosted by the booster circuit at a time of drive of the motor is distributed to semiconductor relays connected to respective phases of the motor, and furthermore, a switching circuit for stopping actuation of the booster circuit to shut off drive of the motor, is interposed in a line for supplying an electric power to the booster circuit. | 09-18-2014 |
| 20140265959 | MOTOR DRIVE DEVICE - The present invention relates to a motor drive device having a drive circuit for driving a power supply relay and a phase relay providing a fail-safe function. The motor drive device includes: an inverter circuit for supplying electric power to an electric motor; a power supply relay provided on a power supply line for supplying electric power from a power supply to the inverter circuit; a phase relay provided on a drive line between the inverter circuit and the electric motor, and constituted by a semiconductor switching element; and a drive circuit connected to the phase relay and the power supply relay. The phase relay and the power supply relay share the same drive circuit, and the phase relay and the power supply relay are driven simultaneously by a drive signal output from the drive circuit. | 09-18-2014 |
| 20140265749 | ELECTRONIC CONTROL DEVICE - An electronic control device including two housings coupled to each other, a first circuit board disposed in one of the two housings, a first terminal disposed on a side of the other of the two housings, and a second terminal disposed on the first circuit board in an opposed relation to the first terminal, wherein the first terminal and the second terminal are brought into direct connection with each other at a time at which the two housings are coupled to each other. | 09-18-2014 |
| 20140260612 | Composite Sensor and Method for Manufacturing The Same - The disclosure provides a composite sensor with high reliability and a method for manufacturing the same. A moving body of an acceleration sensor and an oscillator of an angular velocity sensor are provided on the same sensor wafer, while being partitioned by a wall, and a cap wafer is formed to have a gap that corresponds to each of the sensors. A through hole and a bump are formed in a sensor sealing portion, the acceleration sensor is sealed in an air atmosphere in a first sealing process, and in a second sealing process, the angular velocity sensor is sealed by bringing the sensors and the cap into contact with each other and joining the sensors and the cap in a vacuum atmosphere. Thereafter, a composite sensor wafer is cut, a circuit board and a wiring board are mounted thereon, and a composite sensor is formed. | 09-18-2014 |
| 20140257658 | BRAKE CONTROL APPARATUS - A brake control apparatus includes a booster configured to increase a driver's operation force on a brake operation member to generate a hydraulic pressure in a master cylinder, a booster state detection unit configured to detect a state of the booster and transmit a corresponding signal, a hydraulic control device configured to control a hydraulic pressure in a wheel cylinder to which the hydraulic pressure from the master cylinder is supplied, a hydraulic controller configured to control the hydraulic control device, first and second communication lines arranged in parallel with each other for transmitting the signal to the hydraulic controller, and a booster unsteady state determination unit provided in the hydraulic controller and configured to determine whether the booster is in an unsteady state based on communication states of the signals transmitted via the first and second communication lines. | 09-11-2014 |
| 20140255617 | METHOD FOR FORMING COATING FILM ON PISTON OF INTERNAL COMBUSTION ENGINE AND COATING FILM FORMING APPARATUS - Disclosed is a method for forming a double-layer, solid lubricant coating film on an external surface of a skirt portion of a piston in an internal combustion engine. This method includes the steps of (a) applying on the external surface of the skirt portion a solid lubricant composition containing a dark-color component, thereby forming thereon a precursor film; and (b) solidifying the precursor film by an irradiation with a laser beam from a laser oscillator, while moving at least one of the piston and the laser oscillator. It is possible by this method to form the double-layer, solid lubricant coating film with an extremely short period of time. | 09-11-2014 |
| 20140255211 | MOTOR DRIVE DEVICE AND MOTOR DRIVE METHOD FOR VEHICLE ELECTRIC PUMP - A motor drive device and a motor drive method for a vehicle electric pump. The device and the method set a target value according to an instruction value of a motor control amount and control the motor of the vehicle electric pump based on the target value. When the instruction value is greater than an actual control amount, the instruction value is set to the target value. Meanwhile, when the instruction value is less than the actual control amount, the actual control amount is set to the target value when the actual control amount is less than a value less than a previous target value by a predetermined value, and the value less than previous target value by predetermined value is set to the target value of this time when the actual control amount is greater than the value less than previous target value by predetermined value. | 09-11-2014 |
| 20140251737 | DISC BRAKE - A disc brake includes a pair of end-side connector parts that connect a pair of cylinder parts across over a disc rotor, and an intermediate connector part that is installed between the end-side connector parts and that connects the pair of cylinder parts across over the disc rotor and brake pads. The brake pads are provided with protrusion segments that are formed at positions that are outer end sides in a rotor radial direction and that protrude in directions separated from middle portions of the brake pads in a rotor rotational direction, and the end-side connector parts are provided with pad engaging faces on which inner regions in the rotor radial direction of the protrusion segments are oppositely disposed and which are formed of the same member as a caliper main body. | 09-11-2014 |
| 20140251736 | DISC BRAKE - A disc brake includes a caliper main body configured to have a pad assembling space that is disposed across over a disc rotor and opens toward an approximate middle thereof in a rotor radial direction and a connector part that crosses the pad assembling space in a rotor axial direction, and a pad spring that is engaged with the connector part of the caliper main body by a pair of claw portions facing each other, is installed on the caliper main body, and biases the brake pads in a rotor rotational outlet direction and inward in the rotor radial direction. The pad spring has a symmetrical shape with respect to the center in a longitudinal direction thereof, and the pair of claw portions are engaged with the connector part in a state in which the center in the longitudinal direction is offset in a rotor rotational direction with respect to the center in the rotor rotational direction of the brake pads. | 09-11-2014 |
| 20140251264 | Fuel Injection Valve - A fuel injection valve realizing improved circumferential uniformity of swirling fuel is provided. The fuel injection valve includes swirling chambers each having an inner peripheral wall whose curvature is gradually larger from upstream to downstream, paths for swirling each of which, having a fuel flow-in region formed along a valve axis direction, guides fuel to the associated one of the swirling chambers, and fuel injection orifices open into the associated swirling chambers, respectively. In the fuel injection valve, the paths for swirling are interconnected in a central portion of an orifice plate and are smaller in height toward where they are interconnected. | 09-11-2014 |
| 20140251263 | Fuel Injection Valve - A fuel injection valve realizing improved circumferential uniformity of swirling fuel is provided. The fuel injection valve includes a swirling chamber having an inner peripheral wall whose curvature is gradually larger from upstream to downstream, a path for swirling which, having a fuel flow-in region formed along a valve axis direction, guides fuel to the swirling chamber, and a fuel injection orifice open into the swirling chamber. In the fuel injection valve, the path for swirling is inclined toward the fuel injection orifice formed on a downstream side of the swirling chamber. | 09-11-2014 |
| 20140251262 | Fuel Injection Valve - A fuel injection valve realizing improved circumferential uniformity of swirling fuel is provided. The fuel injection valve includes swirling chambers each having an inner peripheral wall whose curvature is gradually larger from upstream to downstream, paths for swirling each of which, having a fuel flow-in region formed along a valve axis direction, guides fuel to the associated one of the swirling chambers, and fuel injection orifices open into the associated swirling chambers, respectively. In the fuel injection valve, a curved portion is formed on the bottom, in a sectional view along the valve axis direction, of an inlet portion of each of the paths for swirling so as to change the fuel flow in each of the paths for swirling. | 09-11-2014 |
| 20140251243 | VARIABLE VALVE SYSTEM, CONTROL APPARATUS AND VARIABLE VALVE APPARATUS FOR INTERNAL COMBUSTION ENGINE - A variable valve system for an internal combustion engine includes a plurality of engine valves provided per one cylinder; a swing arm configured to perform an opening-and-closing operation of at least one of the plurality of engine valves by swinging about a fulcrum given by a support member; a variable lift mechanism configured to cause the swing arm to swing, and to vary a lift amount of the at least one of the plurality of engine to valves; a valve stop mechanism provided for the at least one of the plurality of engine valves and configured to stop the opening-and-closing operation of the at least one of the plurality of engine valves by producing a lost motion of the support member; and an engine-speed limiting section configured to variably limit a maximum rotational speed of the internal combustion engine in accordance with a displacement amount of the lost motion. | 09-11-2014 |
| 20140246944 | ROTATING ELECTRICAL MACHINE AND ELECTRIC AUTOMOTIVE VEHICLE - A rotating electrical machine includes a stator having a stator core having a plurality of slots formed therein and a plurality of stator coils to be accommodated in the respective slots, and a rotor arranged on an inner peripheral side of the stator. The plurality of slots include a first slot and a second slot, and when a first ratio between the number of coils having the same phase to be accommodated within the first slot and the number of the plurality of coils exceeds a predetermined ratio, and a second ratio between the number of coils having the same phase to be accommodated in the second slot and the number of the plurality of coils is the predetermined ratio or lower, a width of a first slot opening that the first slot has so as to face the rotor side is 0 or wider, and is smaller than a width of a second slot opening that the second slot has so as to face the rotor side. | 09-04-2014 |
