Abstract: Disclosed is a magnesium alloy material having excellent tensile strength and favorable ductility. Therefore, the magnesium alloy sheet material formed by rolling a magnesium alloy having a long period stacking order phase crystallized at the time of casting includes in a case where a sheet-thickness traverse section of an alloy structure is observed at a substantially right angle to the longitudinal direction by a scanning electron microscope, a structure mainly composed of the long period stacking order phase, in which, at least two or more ?Mg phases having thickness in the observed section of 0.5 ?m or less are laminated in a layered manner with the sheet-shape long period stacking order phase.

Abstract: An electrically-driven working apparatus in one aspect of an embodiment of the present disclosure comprises: a battery; an abnormality detection unit; a power supply path; a first disconnection unit; a second disconnection unit; and a control unit. The control unit activates the first disconnection unit to disconnect the power supply path if either of an overload or an over discharge of the battery is detected by the abnormality detection unit, and subsequently determines whether discharge from the battery has stopped after activating the first disconnection unit, and activates the second disconnection unit to disconnect the power supply path if discharge from the battery has not stopped.

Abstract: An electrically-driven working apparatus in one aspect of an embodiment of the present disclosure comprises: a battery; an abnormality detection unit; a power supply path; a first disconnection unit; a second disconnection unit; and a control unit. The control unit activates the first disconnection unit to disconnect the power supply path if either of an overload or an over discharge of the battery is detected by the abnormality detection unit, and subsequently determines whether discharge from the battery has stopped after activating the first disconnection unit, and activates the second disconnection unit to disconnect the power supply path if discharge from the battery has not stopped.

Abstract: A game device includes: a detecting section configured to obtain an imaged image imaged by an imaging device, and detect a tracking object included in the obtained imaged image; a control section configured to calculate a position in which to display a predetermined image according to a position in which the tracking object is detected; and an image generating section configured to generate a display image displaying the predetermined image in the position calculated by the control section in the imaged image such that the predetermined image is superimposed on the imaged image, and display the generated display image on a display device.

Abstract: A display control apparatus includes: a head mounted display information acquisition block configured to acquire information indicative of a position of a head mounted display worn on a head of a user; an input apparatus information acquisition block configured to acquire information indicative of a position of an input apparatus for use by the user; an instruction input acquisition block configured to acquire information indicative of an instruction entered in the input apparatus; and an image generation block configured to generate an image to be displayed on the head mounted display on a basis of an instruction acquired by the instruction input acquisition block. The image generation block displays an image of the input apparatus at a position in the image determined on a basis of a relative position with the head mounted display of the input apparatus.

Abstract: A display control apparatus includes: a head mounted display information acquisition block configured to acquire information indicative of a position of a head mounted display worn on a head of a user; an input apparatus information acquisition block configured to acquire information indicative of a position of an input apparatus for use by the user; an instruction input acquisition block configured to acquire information indicative of an instruction entered in the input apparatus; and an image generation block configured to generate an image to be displayed on the head mounted display on a basis of an instruction acquired by the instruction input acquisition block. The image generation block displays an image of the input apparatus at a position in the image determined on a basis of a relative position with the head mounted display of the input apparatus.

Abstract: A particulate matter measuring device includes: a diesel particulate filter (DPF) in which upstream side and downstream side openings of multiple cells partitioned by porous partition walls are alternately plugged; a pair of first electrodes received in a pair of first electrode cells arranged diagonally with a central cell therebetween; a pair of second electrodes received in a pair of second electrode cells arranged diagonally with the central cell therebetween; a first connecting member for connecting the first electrodes to each other; a second connecting member for connecting the second electrodes to each other; and a unit that calculates an amount of particulate matter trapped in the DPF on the basis of capacitance between the electrodes. The four cells which are adjacent to each other around the partition walls of the central cell and sandwiched between the first electrode cells and the second electrode cells are used as measurement cells.

Abstract: The game apparatus has an instruction input acquisition block configured to acquire information indicative of an entered instruction from a first input apparatus used by a first user whose head wearing a head mounted display on and information indicative of entered instruction from a second input apparatus used by a second user enabled to view a display apparatus; a control block configured to control, in a virtual three-dimensional space, an event on the basis of an instruction acquired by the instruction input acquisition block; a first image generation block configured to generate a first image of the virtual three-dimensional space to be displayed on the head mounted display; and a second image generation block configured to generate a second image of the virtual three-dimensional space to be displayed on the display apparatus.

Abstract: A battery pack of an electric power tool comprises ten lithium-ion cells. The ten lithium-ion cells are connected in series. Each lithium-ion cell has a diameter equal to or less than 18 millimeters, a length equal to or less than 65 millimeters, and an internal resistance equal to or less than 30 milliohms. Because the battery pack has a high voltage in operation and is therefore able to supply large current, the battery pack is preferably configured incapable of being used in a conventional electric power tool that cannot operate under such a large current.

Abstract: An exhaust gas purification device includes a diesel particulate filter (DPF) for capturing particulate matter (PM) in an exhaust gas, a selective catalytic reduction (SCR) device for reducing NOx in the exhaust gas, detecting units for detecting the DPF electrostatic capacity, an estimating unit for estimating the inside temperature of the DPF based on the electrostatic capacity, and a controlling unit for executing forced DPF regeneration. A lower limit temperature is defined as a temperature to trigger PM combustion, and an upper limit temperature is defined as a temperature to avoid filter erosion.

Abstract: A measurement system according to one aspect of the present invention includes a battery pack and at least one type of connected device to which the pack is connected. The pack includes a first detection device detecting a predetermined physical quantity in the pack and having a predetermined measurement range. The connected device includes a second detection device detecting a physical quantity the same as the predetermined physical quantity and having a measurement range different from the range of the first detection device. One of the pack and the connected device includes a receiving device and a measurement processing device that performs a predetermined measurement process by using one of: a detection-value-related information received by the receiving device; and a detection result by one device of the first detection device and the second detection device, the one device being provided in one of the pack and the connected device.

Abstract: A battery device of one aspect of the present disclosure comprises a chargeable and dischargeable battery; a detection unit that detects a state of the battery; and a control unit. The control unit calculates a value of a maximum charging current that can be supplied to the battery during charging of the battery on the basis of the state of the battery detected by the detection unit, and notifies a result of such calculation to a charging device.

Abstract: An exhaust gas purification device includes a diesel particulate filter (DPF) that collects particulate matter (PM) from an exhaust gas, a urea water spray unit that sprays urea water into the exhaust gas, a selective catalytic reduction (SCR) device that reduces and purifies NOx of the exhaust gas, a capacitance detecting unit that detects capacitance of the DPF, a PM accumulation calculating unit that calculates an amount of accumulated PM on the basis of the capacitance, an NO2 consumption estimating unit that calculates an amount of consumed NO2 on the basis of the amount of accumulated PM, and a control unit that controls an engine such that a ratio of NO to NO2 flowing into the SCR approaches 1:1 on the basis of the estimated consumption.

Abstract: A game device includes: a detecting section configured to obtain an imaged image imaged by an imaging device, and detect a tracking object included in the obtained imaged image; a control section configured to calculate a position in which to display a predetermined image according to a position in which the tracking object is detected; and an image generating section configured to generate a display image displaying the predetermined image in the position calculated by the control section in the imaged image such that the predetermined image is superimposed on the imaged image, and display the generated display image on a display device.

Abstract: A measurement system according to one aspect of the present invention includes a battery pack and at least one type of connected device to which the pack is connected. The pack includes a first detection device detecting a predetermined physical quantity in the pack and having a predetermined measurement range. The connected device includes a second detection device detecting a physical quantity the same as the predetermined physical quantity and having a measurement range different from the range of the first detection device. One of the pack and the connected device includes a receiving device and a measurement processing device that performs a predetermined measurement process by using one of: a detection-value-related information received by the receiving device; and a detection result by one device of the first detection device and the second detection device, the one device being provided in one of the pack and the connected device.

Abstract: An exhaust gas purification device for an internal combustion engine, wherein an amount of fuel supply during a forced regeneration is optimized, and a fuel efficiency is effectively improved. The device includes a filter in an exhaust passage of the internal combustion engine for collecting particulate matter in an exhaust gas, an electrostatic capacity detecting unit that detects an electrostatic capacity of the filter, and a filter regenerating unit that supplies fuel to the filter and executes a forced regeneration to burn and remove the particulate matter in the filter. The filter regenerating unit stops supplying fuel when a rate of decrease in the detected electrostatic capacity per predetermined period of time reaches or falls below a predetermined lower threshold, which indicates a drop in burning efficiency of the particulate matter, while the forced regeneration is being executed.

Abstract: A battery pack according to the present invention includes a battery, a control unit, a power supply circuit, and a supply source selection unit. The power supply circuit is configured to receive electric power selectively from one of the battery and a charger, and generate a voltage for driving the control unit. The supply source selection unit is configured to select the charger as a power supply source to the power supply circuit when the battery is in a state of being able to supply electric power to the power supply circuit, the battery pack is attached to the charger and it is possible to supply electric power to the power supply circuit also from the charger.

Abstract: A motor-driven appliance system in one aspect of an embodiment of the present disclosure includes a motor-driven appliance having a motor, at least one control circuit, and a communication device. The control circuit is configured to execute a process related to control of the motor-driven appliance. The communication device is configured to communicate with an external device. The control circuit is further configured to switch, when at least one predetermined sleep condition is satisfied, from an active mode in which the control circuit performs a normal operation to a sleep mode in which the control circuit stops part of the normal operation to thereby suppress power consumption; and to switch to the active mode when the communication device receives an external wakeup signal transmitted from the external device while the control circuit is in the sleep mode.

Abstract: An exhaust gas purification device includes a diesel particulate filter (DPF) that traps particulate matter (PM), an exhaust gas temperature sensor that detects temperature of an exhaust gas, an electrostatic capacity detection unit that detects an electrostatic capacity of the DPF, an accumulated-amount estimation unit that estimates an amount of PM accumulated in the DPF on the basis of the electrostatic capacity, and a filter regeneration unit that can perform forced regeneration. On the basis of an accumulated-amount threshold that is lower than an upper PM accumulation limit, and a temperature threshold at which the accumulated PM can still be burned and removed even if an amount of fuel supply is reduced, the filter regeneration unit performs the forced regeneration if the amount of accumulated PM has reached the accumulated-amount threshold and the exhaust gas temperature reaches the temperature threshold.

Abstract: A display control apparatus includes: a head mounted display information acquisition block configured to acquire information .indicative of a position of a head mounted display worn on a head of a user; an input apparatus information acquisition block configured to acquire information indicative of a position of an input apparatus for use by the user; an instruction input acquisition block configured to acquire information indicative of an instruction entered in the input apparatus; and an image generation block configured to generate an image to be displayed on the head mounted display on a basis of an instruction acquired by the instruction input acquisition block. The image generation block displays an image of the input apparatus at a position in the image determined on a basis of a relative position with the head mounted display of the input apparatus.