Patent application number | Description | Published |
20080231229 | Charging Device - A charging device includes a charging unit, a detecting unit, a determining unit, a current generating unit, an adjusting unit, and a display unit. The charging unit charges a battery. The detecting unit detects a voltage developed across the battery. The determining unit determines a charging state of the battery based on the voltage. The current generating unit generates a current. The adjusting unit adjusts the current based on the charging state. The display unit emits a first light having a first color and a first intensity in response to the current supplied thereto. The first intensity changes in accordance with changing of the current. | 09-25-2008 |
20080231236 | Battery Charger Operable for Selective One of a Plurality of Power Supplies - A battery charger is configured to use selective one of two or more power supplies including a commercial AC power supply and a DC power supply. An AC cable is fixedly secured to the body of the battery charger and a DC cable is detachably connected to the body of the battery charger. A single transformer is employed that has a first primary winding to which the AC power supply is connected a first switching element, a second primary winding to which the DC power supply is connected via a second switching element, and a secondary winding to which a battery pack to be charged is coupled. | 09-25-2008 |
20110000689 | POWER TOOL - A power tool | 01-06-2011 |
20110037435 | POWER TOOL - A power tool | 02-17-2011 |
20110242717 | POWER TOOL - A power tool | 10-06-2011 |
20120293096 | Power Tool and Battery Pack for Use Therein - To prevent or suppress a secondary battery used in a power tool from being deteriorated, a battery property, such as internal resistance of the battery, and a battery status of the secondary battery, such as a voltage developed across the battery, are detected. Based on the battery property and the battery status as detected, a current flowing in the motor of the power tool is controlled. | 11-22-2012 |
Patent application number | Description | Published |
20090125216 | CONTROL APPARATUS FOR AN INTERNAL COMBUSTION ENGINE - Provided is a control apparatus for an internal combustion engine which controls the internal combustion engine in such a manner as to prevent excessive overshoot of an actual phase angle at a time of phase angle feedback control. The control apparatus for an internal combustion engine includes: a unit for detecting an actual phase angle of a camshaft based on a crank angle signal and a cam angle signal; a unit for setting a target phase angle of the camshaft based on an operational state; and a unit for performing phase angle feedback control calculation such that the actual phase angle coincides with the target phase angle, to calculate an amount of operation for the hydraulic pressure control solenoid valve, in which: the phase angle feedback control calculation is started for a first time after a KEY is turned ON with an initial value of an integral term set to a predetermined value; the phase angle feedback control calculation is performed using a control gain obtained by multiplying a control gain at a time of normal control when a control difference is equal to or larger than a preset value during the phase angle feedback control; and the phase angle feedback control calculation is performed using the control gain at the time of normal control when the control difference is smaller than the preset value during the phase angle feedback control. | 05-14-2009 |
20090288635 | ELECTRONIC THROTTLE CONTROL APPARATUS - In order to obtain an electronic throttle control apparatus capable of forcibly turning a throttle valve from a full-close position toward an opening side by a predetermined opening degree to place the throttle valve in a desired opening degree position, the electronic throttle control apparatus includes: a throttle opening degree sensor for detecting an opening degree position of a throttle valve; a throttle actuator that opens and closes the throttle valve; a first target opening degree position setting unit for setting a first target opening degree position; throttle opening degree feedback control unit that performs feedback control on the throttle valve; a throttle valve full-close position judgment unit for judging whether or not the throttle valve is being urged in a direction to be closed at a full-close position; a second target opening degree position setting unit for setting a second target opening degree position; and a target opening degree position switching unit that switches a signal to be input to the throttle opening degree feedback control unit from the first target opening degree position to the second target opening degree position. | 11-26-2009 |
20090306874 | CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE - Provided is a control apparatus for an internal combustion engine, capable of improving a response characteristic of a PID feedback control, including: an oil pressure regulating valve having a solenoid; a variable cam phase mechanism for changing a cam phase; and an ECU for controlling the oil pressure regulating valve. The ECU includes: an actual cam phase detecting unit for detecting the cam phase; a target cam phase setting unit for setting a target cam phase; an output duty calculating unit for calculating an output duty; a feedback control unit for controlling the cam phase via the output duty calculating unit with PID feedback control; a coil temperature detecting unit for detecting a temperature of a coil; a circuit resistance calculating unit for calculating a resistance of an electric circuit by correcting a resistance of the coil based upon the temperature of the coil; and an integral term initial value calculating unit for calculating a holding output duty based upon the resistance of the electric circuit. When an integral term is initialized, the feedback control unit sets the holding output duty as the integral term. | 12-10-2009 |
20100242880 | VALVE TIMING CONTROLLER FOR INTERNAL COMBUSTION ENGINE - The valve timing controller for the internal combustion engine determines, based on a control parameter during phase angle feedback control, whether or not the valve timing variable mechanism is pressed against a limiting position defined by a stopper, sets a second target phase angle on a reference rotational phase angle value side of the camshaft by a first predetermined value from a detected real phase angle value of the camshaft when the stopper pressing determination means determines that the valve timing variable mechanism is pressed against the limiting position defined by the stopper, and switches a target phase angle during the phase angle feedback control from the first target phase angle to the second target phase angle. | 09-30-2010 |
20120197509 | ENGINE CONTROL APPARATUS - An engine control apparatus includes an ISS control unit provided with ISS determination means for inputting at least an engine cooling water temperature, vehicle speed, and brake information, and target opening setting means for setting a target opening in an idle stop/start control period; and a throttle control unit provided with proportional gain correction coefficient operation means for correcting a proportional gain to a value that is larger than a proportional gain outside the idle stop/start control period, throttle opening feedback control means for performing a throttle opening feedback control operation based on an opening deviation between a target opening and an actual opening, and PWM driving means for outputting a voltage that is in proportion to the operation amount to a motor. | 08-02-2012 |
20120270700 | ENGINE START CONTROL DEVICE - An engine start control device includes a mechanical pump supplying hydraulic pressure; an electric pump connected in parallel to the mechanical pump and independently driven; a device for stopping the engine when an idling stop condition is satisfied and starting the engine when a restart condition and a fuel injection condition are satisfied; a device for driving the electric pump when the hydraulic pressure is less than a first hydraulic pressure when the engine is stopped by idling stop; and a device for driving a motor at a target speed and for performing control so that the change in the target speed is small compared with the change exhibited when the hydraulic pressure is equal or higher than a second hydraulic pressure, when the hydraulic pressure is less than the second hydraulic pressure, and the restart condition is satisfied after the idling stop. | 10-25-2012 |
20120295757 | VEHICLE DRIVE CONTROL SYSTEM - A vehicle drive control system includes a motor coupled with the driving shaft of an internal combustion engine so that torque can be transmitted to the drive wheels when fuel supply to the engine is cut off. The vehicle travels in a creeping mode in this state while motoring of the engine is performed through driving force of the motor. When accelerator depression is detected, fuel injection into a cylinder waiting for the intake stroke of the engine is begun and the engine is started. The crank angle position at a time when fuel injection is started is utilized as a reference position. When the crankshaft of the engine rotates from the reference crank angle position to a predetermined crank angle position, driving by the motor is stopped and the vehicle is then driven by the engine. | 11-22-2012 |
Patent application number | Description | Published |
20090243075 | MOUNTING STRUCTURE OF SEMICONDUCTOR DEVICE AND ELECTRONIC APPARATUS USING SAME - A mounting structure comprises: at least one semiconductor device having solder bumps as outer terminals and a flexible wiring board with wiring formed thereon. The semiconductor device is structured to be wrapped by the flexible wiring board, the mounting structure is provided with outer electrodes on both sides of the flexible wiring board, one side being a side where outer terminals of the semiconductor device are formed, and the other side being an opposite side thereof. At least one wiring layer is formed on the flexible wiring board. A supporting member is provided covering side faces and a surface of the semiconductor device opposite to the side where the outer terminals are formed and protruding from the side faces of the semiconductor device and extending toward the surface on which the outer terminals are formed. | 10-01-2009 |
20090244860 | MOUNTING STRUCTURE OF SEMICONDUCTOR DEVICE AND ELECTRONIC APPARATUS USING THEREOF - A mounting structure comprises at least one semiconductor device having solder bumps on a lower surface thereof as outer terminals and a flexible wiring board with wiring formed thereon. The semiconductor device is wrapped in a flexible wiring board; the mounting structure is provided with outer electrodes on both of a side on which the outer terminals of the semiconductor device are formed and an opposite side thereto; at least one wiring layer is formed on the flexible wiring board; and a supporting member is affixed between a lower surface of the semiconductor device on which the outer terminals are formed and the flexible wiring board. | 10-01-2009 |
20090289350 | SEMICONDUCTOR PACKAGE, SUBSTRATE, ELECTRONIC DEVICE USING SUCH SEMICONDUCTOR PACKAGE OR SUBSTRATE, AND METHOD FOR CORRECTING WARPING OF SEMICONDUCTOR PACKAGE - Disclosed is a semiconductor package wherein a semiconductor chip is mounted on one surface of a substrate. In this semiconductor package, an inflection point forming portion made of a material having a higher coefficient of thermal expansion than the substrate is formed in a part of the substrate surface on which the semiconductor chip is mounted. | 11-26-2009 |
20100188821 | DEVICE HAVING ELECTRONIC COMPONENTS MOUNTED THEREIN AND METHOD FOR MANUFACTURING SUCH DEVICE - A device having electronic components mounted therein has a first electronic component having an external terminal on a first surface and a heat spreader on a second surface, at least one second electronic component that is placed in the direction of a second surface of the first electronic component, a flexible circuit board that is electrically connected to the first electronic component and at least one second electronic component, and at least the part to which at least one second electronic component is connected is located on the second surface side of the first electronic component, and a spacer that is located between at least part of the flexible circuit board and the second surface of the first electronic component. The spacer can prevent heat from the first electronic component from being directly transferred to the second electronic component. | 07-29-2010 |
Patent application number | Description | Published |
20090020113 | INHALER - An object of the present invention is to enhance the inhalation efficiency by bearing liquid droplets on an air flow at the early stage of inhalation in an inhaler that is used for the user to inhale a medicine ejected from an ejection head. According to one embodiment of the present invention, from an operation in which the user lets out a breath before the start of inhalation, that is, from the exhalation stage, a positive pressure B produced by the exhalation is detected by a pressure detecting unit, and is compared with a standard pattern stored in a storage unit, by which the exhalation profile of the user is prepared. A time difference t between the exhalation finish time and the start time of next inhalation is estimated, followed by the determination of the ejection start time T | 01-22-2009 |
20090050139 | LIQUID MEDICINE EJECTION DEVICE - A liquid medicine ejection device for ejecting a liquid medicine as liquid droplets to be inhaled by a user includes means for providing information on the ejection to the user without providing means for determining a state of the ejection when a preliminary ejection operation is carried out, the preliminary ejection operation ejecting an amount of the liquid medicine smaller than an amount ordinarily ejected. The liquid medicine ejection device enables improved reliability of ejection and comfort of a user by carrying out preliminary ejection before inhalation and by making it possible for the user to visually or auditorily check an ejection state of minute liquid droplets with a relatively simple structure to see whether or not the preliminary ejection is carried out correctly. | 02-26-2009 |
20120266878 | LIQUID MEDICINE EJECTION DEVICE - A liquid medicine ejection device for ejecting a liquid medicine as liquid droplets to be inhaled by a user includes means for providing information on the ejection to the user without providing means for determining a state of the ejection when a preliminary ejection operation is carried out, the preliminary ejection operation ejecting an amount of the liquid medicine smaller than an amount ordinarily ejected. The liquid medicine ejection device enables improved reliability of ejection and comfort of a user by carrying out preliminary ejection before inhalation and by making it possible for the user to visually or auditorily check an ejection state of minute liquid droplets with a relatively simple structure to see whether or not the preliminary ejection is carried out correctly. | 10-25-2012 |
Patent application number | Description | Published |
20130285476 | POWER SUPPLY DEVICE, INVERTER DEVICE, POWER TOOL - A power supply device includes: a battery pack; a transforming unit configured to transform a DC voltage supplied from the battery pack; and a control unit configured to determine, based on a characteristic of the battery pack, whether or not the converting unit performs an outputting operation. | 10-31-2013 |
20140001853 | CHARGER AND POWER SUPPLY SYSTEM | 01-02-2014 |
20140015451 | POWER TOOL SYSTEM AND POWER SUPPLY DEVICE - A power tool system includes: a power tool including an AC motor; a portable battery pack; and a power supply device that converts a DC power supplied from the portable battery pack into an AC power to supply the AC power to the AC motor. | 01-16-2014 |
20140042839 | INVERTER DEVICE AND ELECTRIC POWER TOOL - An inverter device includes: an inverter circuit configured to perform ON/OFF operations with a preset duty cycle to convert a DC power into an AC power and output the AC power to an AC motor; and a controller configured to change a duty cycle of the ON/OFF operations. | 02-13-2014 |
20140153171 | Power Supply Device - A power supply device includes a main body, a cover member, a rechargeable battery, and an inverter device. The main body is configured of box-shape formed with an opening. The cover member is configured to open and close the opening. The rechargeable battery is accommodated in the main body. The inverter device is configured to be accommodated in the main body. The inverter device converts a direct voltage from the battery to an alternating voltage and outputs the alternating voltage. | 06-05-2014 |