Abstract: A pillar-shaped honeycomb structure for supporting catalyst, including partition walls partitioning a plurality of cells extending from a first end face provided with a fluid inlet to a second end face provided with a fluid outlet, wherein the partition walls include a first region with a high initial water absorption speed and a second region with a lower initial water absorption speed than the first region, and the initial water absorption speed of the second region is 15% or more lower than the initial water absorption speed of the first region.

Abstract: A connector structure installed in the electric vehicle includes a plurality of connectors, an inter-connector conductive member configured to electrically connect the plurality of connectors, and a connector casing configured to house the inter-connector conductive member. A cover is attached to the unused connector of the plurality of connectors.

Abstract: A vehicle drive device that includes a rotating electrical machine that together with an internal combustion engine serves as a driving force source for wheels, a speed change device disposed next to the rotating electrical machine in an axial direction, or a direction in which a rotation axis of the rotating electrical machine extends, a drive device case formed by joining a first case accommodating the rotating electrical machine and a second case accommodating the speed change device, and a rotating electrical machine control device that controls the rotating electrical machine and that is fixed to outside of one of the first case and the second case.

Abstract: A speaker diaphragm includes a protruding dome portion formed at a center portion of the speaker diaphragm, and an annular cone portion extending from an outer peripheral edge of the dome portion in a direction inclined with respect to a protrusion direction of the dome portion. The dome portion and the cone portion are, in a seamless manner, integrally formed of a sheet material made of magnesium or magnesium alloy, and an outer peripheral end of the cone portion at least extends to a substantially identical height position to a maximum protrusion position of the dome portion. An annular step portion for attachment of a cylindrical voice coil bobbin is provided along a boundary portion between the dome portion and the cone portion.

Abstract: A connector structure installed in the electric vehicle includes a plurality of connectors, an inter-connector conductive member configured to electrically connect the plurality of connectors, and a connector casing configured to house the inter-connector conductive member. A cover is attached to the unused connector of the plurality of connectors.

Abstract: A method is provided for manufacturing a speaker diaphragm manufactured using a sheet material made of magnesium or magnesium alloy and including an annular cone portion along an outer peripheral edge of a dome portion. The method includes a dome preformation process of forming a dome preformation portion; a cone preformation process of forming an annular cone preformation portion; and a shaping process of shaping the dome preformation portion into the dome portion by pressing, shaping the cone preformation portion into the cone portion whose outer peripheral end at least extends to a substantially identical height position to a maximum protrusion position of the dome portion, and forming, along a boundary portion between the dome portion and the cone portion, an annular step portion to which a voice coil bobbin is attached.

Abstract: An ash discharge system has a conveyor device which transports clinker ash out of a region that is below a furnace bottom of a boiler furnace; and a separation device provided at a passage of the clinker ash from the furnace bottom to the conveyor device, the separation device including a separator which permits the clinker ash with a predetermined size or less to pass through the separator, and inhibits a large-mass clinker from passing through the separator, the large-mass clinker being the clinker ash with a size larger than the predetermined size.

Abstract: A vehicle drive device that includes a body case that accommodates at least the rotary electric machine; an inverter case joined to the body case; and an inverter case cover joined to the inverter case; wherein an inverter housing that accommodates the inverter device is formed in a space enclosed by at least the inverter case; wherein a connection terminal electrically connecting the rotary electric machine and the inverter device is disposed in the inverter housing; wherein the case outer wall is formed by a first outer wall, a second outer wall, and the inverter case cover, the first outer wall being an outer wall of the body case, the second outer wall being an outer wall of the inverter case; and wherein a supply port and a discharge port for liquid refrigerant for cooling the inverter device are formed on the second outer wall.

Abstract: A grizzly apparatus includes a plurality of grizzly bars arranged at predetermined intervals in a second direction perpendicular to a first direction which is an extension direction of center axes of the grizzly bars. Each of the plurality of grizzly bars is rotatable in a direction opposite to a direction of rotation of its adjacent grizzly bar so that a slit through which a screening target object passes and a gap through which the screening target object does not pass alternately emerge, between adjacent grizzly bars. The guide includes an outer member forming its outer shape, and has at least one guide surface inclined with respect to the second direction in such a way that the guide surface descends as the guide surface advances in the second direction toward the slit to guide the screening target object having fallen onto the guide to the slit.

Abstract: There is provided a semiconductor device comprising a group III nitride semiconductor layer; a gate insulating film formed on the group III nitride semiconductor layer; and a gate electrode formed on the gate insulating film. The gate insulating film comprises a first film that is placed on the group III nitride semiconductor layer, includes silicon and has a higher crystallization temperature than a crystallization temperature of aluminum oxide; and a second film that is placed on the first film and contains aluminum oxide. The first film has a hydrogen concentration of not lower than 1×1021 atoms/cm3, a nitrogen concentration of not lower than 1×1019 atoms/cm3 and a carbon concentration of not lower than 1×1019 atoms/cm3. This configuration prevents crystallization of aluminum oxide.

Abstract: A connector structure installed in the electric vehicle includes a plurality of connectors, an inter-connector conductive member configured to electrically connect the plurality of connectors, and a connector casing configured to house the inter-connector conductive member. A cover is attached to the unused connector of the plurality of connectors.

Abstract: Contemplated are simplification and cost reduction in arrangement of connecting a pair of steel pipes to each other. A joint mechanism for a pair of steel pipes 1A, 1B include inner joints 10A, 10B and an outer joint 20 disposed circumferentially across and between the inner joints 10A, 10B. The outer joint 20 incudes inward key portions 23 engageable with outward circumferential grooves 13 of the inner joints 10A, 10B. The outer joint 20 is formed of a plurality of unit members 12 disposed side by side around the inner joints 10A, 10B. A standard unit member 21A includes an engaging projecting portion 24 whereas the inner joints 10A, 10B respective include an engaging sunk portion 14 engageable with the engaging projecting portion for preventing detachment of the standard unit member 21A to the outside.

Abstract: There is provided a semiconductor device comprising a group III nitride semiconductor layer; a gate insulating film formed on the group III nitride semiconductor layer; and a gate electrode formed on the gate insulating film. The gate insulating film comprises a first film that is placed on the group III nitride semiconductor layer, includes silicon and has a higher crystallization temperature than a crystallization temperature of aluminum oxide; and a second film that is placed on the first film and contains aluminum oxide. The first film has a hydrogen concentration of not lower than 1×1021 atoms/cm3, a nitrogen concentration of not lower than 1×1019 atoms/cm3 and a carbon concentration of not lower than 1×1019 atoms/cm3. This configuration prevents crystallization of aluminum oxide.

Abstract: A vehicle drive device that includes a rotary electric machine that serves as a drive force source for wheels; a speed change mechanism; a pump motor that serves as a drive force source for an electric pump that generates a hydraulic pressure to be supplied to a servo mechanism for the speed change mechanism; a case that accommodates the speed change mechanism; and a first inverter that controls the rotary electric machine and a second inverter that controls the pump motor, the first inverter and the second inverter being connected to a common DC power source, wherein: the first inverter and the second inverter are disposed in the case; and a first wiring member that extends from the DC power source is branched in the case to be connected to each of the first inverter and the second inverter.

Abstract: A thermally conductive sheet has a high thermal conductivity and superior heat resistance. The thermally conductive sheet includes a rubber having flowability and a thermally conductive filler. The rubber is loaded with the thermally conductive filler and mixed and kneaded to form the thermally conductive sheet, and the thermally conductive filler includes a small particulate filler having an average particle size of not greater than 10 ?m. The thermally conductive sheet has a thermal conductivity of not less than 1 W/m·K and an Asker C hardness after heating of not greater than 60.

Abstract: A vehicle drive device that includes a body case that accommodates at least the rotary electric machine; an inverter case joined to the body case; and an inverter case cover joined to the inverter case; wherein an inverter housing that accommodates the inverter device is formed in a space enclosed by at least the inverter case; wherein a connection terminal electrically connecting the rotary electric machine and the inverter device is disposed in the inverter housing; wherein the case outer wall is formed by a first outer wall, a second outer wall, and the inverter case cover, the first outer wall being an outer wall of the body case, the second outer wall being an outer wall of the inverter case; and wherein a supply port and a discharge port for liquid refrigerant for cooling the inverter device are formed on the second outer wall.

Abstract: A fan apparatus comprises a stator unit, a rotor unit comprising an impeller, and a casing that houses the stator unit and the rotor unit. The casing comprise a side wall portion that surrounds a periphery of the impeller, a base portion that holds the stator unit and the rotor unit, and a plurality of connection portions that connect the side wall portion and the base portion. The casing is formed by at least two members including a first member and a second member coupled to the first member. The first member includes at least one of the connection portions and at least part of the base portion, and the second member includes at least one of the connection portions.

Abstract: Contemplated are simplification and cost reduction in arrangement of connecting a pair of steel pipes to each other. A joint mechanism for a pair of steel pipe piles 1A, 1B includes an inner joint 10A provided in the steel pipe pile 1A, an inner joint 10B, an outer joint 20 disposed circumferentially between and across the inner joint 10A of the steel pipe pile 1A and the inner joint 10B of the steel pipe pile 1B, and a key member 30 configured to prevent relative movement between the pair of steel pipe piles 1A, 1B in a longitudinal direction of these steel pipes 1.

Abstract: Provided is a speaker diaphragm being able to reduce disturbance of sound pressure frequency properties of a high-tone range including an extremely high-tone range while reducing a manufacturing cost, a speaker including the speaker diaphragm, and the method for manufacturing the speaker diaphragm. A diaphragm 30 includes a dome portion 32 vibratably supported by a speaker body 11 through an edge 14 and protruding in a Z-axis direction, and an annular cone portion 34 extending from an outer peripheral edge of the dome portion 32 in the direction inclined with respect to the Z-axis direction. The dome portion 32 and the cone portion 34 are, in a seamless manner, integrally made of magnesium or magnesium alloy, and an outer peripheral end of the cone portion 34 extends to the substantially same height position as the height P of the maximum protrusion position of the dome portion 32.