Abstract: A smoke detector includes: a casing; a first light emitting unit; a second light emitting unit; and a light receiving unit. A second scattering angle that is an angle between the reception axis of the light receiving unit and a second extension extending from an intersection of the second emission axis and the reception axis in a direction away from the second light emitting unit is larger than a first scattering angle that is an angle between the reception axis of the light receiving unit and a first extension extending from an intersection of the first emission axis and the reception axis in a direction away from the first light emitting unit.

Abstract: Provided is a production method for an all-solid-state battery having a solid electrolyte layer between a positive electrode layer and a negative electrode layer, the production method including: coating or impregnating the positive electrode layer and/or the negative electrode layer with a solid electrolyte solution in which a boron hydride compound serving as the solid electrolyte has been dissolved in a solvent; and removing the solvent from the coated or impregnated solid electrolyte solution and causing the solid electrolyte to precipitate on the positive electrode layer and/or the negative electrode layer.

Abstract: The durability and detection accuracy of a sensor unit may possibly decrease due to radiation heat generated from work pieces while they are welded together. A sensor device 1 includes a sensor unit 2, a housing case 3, and a shielding member 5. The sensor unit 2 is a device for measuring the shapes of the work pieces W or the distance to the work pieces W. The housing case 3 houses the sensor unit 2 and has formed therein a pass-through portion 36a for laser beam projection and a pass-through portion 36b for detection that pass a laser beam L1 from a laser beam projection unit 21 and a laser beam L2 directed to a detection unit 22, respectively. The shielding member 5 is attached to the housing case 3, and shields radiation heat directed toward the lower surface of the housing case 3 among radiation heat generated while the work pieces W are welded together. The shielding member 5 is made of a material with lower thermal conductivity than that of the housing case 3.

Abstract: The purpose of the present invention is to provide a gas engine and a ship provided with the same, the gas engine making it is possible to ensure a distance that enables fuel and an oxidizing agent to mix, and to evenly mix the oxidizing agent and the fuel even if the flow rate of gas traveling towards intake pipes varies. A gas engine (1) comprises: an intake passage (10) through which a gas flows; a plurality of intake pipes (12A, 12B) where the intake passage (10) branches apart at a branching section (14) that is downstream in the gas flow direction, the intake pipes opening to a cylinder (16) at the downstream end; and a fuel injection means (31) that injects fuel into the intake passage (10). The fuel injection means (31) is provided upstream of the branching section (14) in the gas flow direction, and injects varying quantities of fuel into the plurality of intake pipes (12A, 12B).

Abstract: A gas, which flows between a welding device and work pieces while the work pieces are welded together, has large influence on the welding. A sensor device includes a sensor unit and a container that includes a housing case (i.e., housing portion) and a shielding member (i.e., shielding portion). The shielding member is attached to the housing case, and shields radiation heat directed toward the lower surface of the housing case among radiation heat generated while the work pieces W are welded together. The shielding member is inclined with respect to a flow direction of a gas passing through an outlet port for detection of a second gas flow channel so that the gas discharged from the outlet port for detection is blown to the shielding member and thus flows to a side opposite to the side where the work pieces W are to be welded together.

Abstract: A sensor device includes a sensor to detect a light beam to measure states of work pieces or a distance to the work pieces, a case body housing the sensor, and a protective cover including a protective plate that transmits the detection light beam. The protective cover includes a gas flow channel that passes a gas to be blown to the protective plate, the gas flow channel having formed therein an outlet port that passes the detection light beam and discharges the gas having flowed through the gas flow channel. The gas flow channel includes an accumulator between the protective cover and the case body adapted to have accumulated therein the gas flowing through the gas flow channel, and the accumulator includes vent holes through which the gas is allowed to flow out toward the outlet port.

Abstract: A blood purification device or the like capable of confirming that magnetic particles have been separated and removed from blood. A blood purification device includes a main flow channel configured to allow blood flows; a magnetic extraction unit (magnetic extraction means) to collect magnetic particles with a magnetic force, the magnetic particles being contained in blood; and one or more magnetic sensor configured to be capable of detecting a presence of the magnetic particles in blood. Each of the magnetic particles has, on at least a part of its outer circumferential portion, a modified part being modified with a separation-target capturing material which is capable of capturing a specific substance to be separated in the blood.

Abstract: The purpose of the present invention is to provide a gas engine and a ship provided with the same, the gas engine making it is possible to ensure a distance that enables fuel and an oxidizing agent to mix, and to evenly mix the oxidizing agent and the fuel even if the flow rate of gas traveling towards intake pipes varies. A gas engine (1) comprises: an intake passage (10) through which a gas flows; a plurality of intake pipes (12A, 12B) where the intake passage (10) branches apart at a branching section (14) that is downstream in the gas flow direction, the intake pipes opening to a cylinder (16) at the downstream end; and a fuel injection means (31) that injects fuel into the intake passage (10). The fuel injection means (31) is provided upstream of the branching section (14) in the gas flow direction, and injects varying quantities of fuel into the plurality of intake pipes (12A, 12B).

Abstract: When a gas cannot be stably discharged from an outlet port of a sensor device, an excessive amount of fume may enter a path along which a detection light beam passes outside of the device, with the result that the detection accuracy of the sensor device may vary. A protective cover 40 of a sensor device 1 has formed therein a second gas flow channel 47 that passes a gas to be blown to a protective plate 44. The second gas flow channel 47 has formed therein an outlet port 48a for laser beam projection and an outlet port 48b for detection that are adapted to pass a laser beam L2 and discharge a gas having flowed through the second gas flow channel 47 to the side on which the laser beam is projected. The second gas flow channel 47 also has formed therein an accumulator 47a adapted to have accumulated therein a gas flowing through the second gas flow channel 47, between the protective cover 40 and the case body 30.

Abstract: A gas, which flows between a welding device and work pieces while the work pieces are welded together, has large influence on the welding. A sensor device includes a sensor unit and a container that includes a housing case (i.e., housing portion) and a shielding member (i.e., shielding portion). The shielding member is attached to the housing case, and shields radiation heat directed toward the lower surface of the housing case among radiation heat generated while the work pieces W are welded together. The shielding member is inclined with respect to a flow direction of a gas passing through an outlet port for detection of a second gas flow channel so that the gas discharged from the outlet port for detection is blown to the shielding member and thus flows to a side opposite to the side where the work pieces W are to be welded together.

Abstract: The present invention provides a sorting device and a sorting method for sorting a magnetically attractable substance and a non-magnetically attractable substance from a sorting target using a high gradient magnetic separator.

Abstract: As a lower forming plate 8, a forming plate having: a lower plate main body 10 constituted from an electrically conductive material; and a lower embedded electrode 12 embedded in the lower plate main body 10, the lower embedded electrode 12 being electrically insulated from the lower plate main body 10 by an insulator 14 and being embedded so as for a portion thereof to be exposed on the surface of the lower plate main body 10 making contact with a lower lining paper sheet 16 is used.

Abstract: A toilet apparatus according to an embodiment includes a wall-mounted-type toilet body, a sanitary washing device, a switching part, and a fixation member. The toilet body includes a skirt part that forms an outline of a toilet bowl. The sanitary washing device is disposed on a top face of the toilet body and washes a private part of a user. The switching part can execute at least one of a first operation and a second operation, wherein the first operation is to switch a supply and a stop of water to the sanitary washing device, and the second operation is to switch a supply and a stop of electric power to the sanitary washing device, and wherein the first operation and the second operation are executed manually. The fixation member fixes the switching part at a manually operable position inside the skirt part, wherein the switching part is manually operable at the position.

Abstract: In a laser ignition device which is mounted in an internal combustion engine and at least includes a laser spark plug equipped with an optical window which protects an optical device from high temperature and high pressure generated in a combustion chamber and a prechamber cap equipped with a cylindrical prechamber, a prechamber throat portion that is a bottomed cylinder with a sectional area smaller than that of the prechamber, and a plurality of prechamber spray holes which communicate with a combustion chamber on a side of a closed end of the prechamber throat portion, the prechamber cap is arranged between the optical window and the combustion chamber. A converging point FP is located inside the prechamber to ignite an air-fuel mixture delivered into the prechamber, thereby jetting combustion flames from the prechamber into the combustion chamber to fire the internal combustion engine.

Abstract: To provide matrix for magnetic separator capable of sorting magnetic and non-magnetic particles highly accurately and efficiently and enabling previous simulative recognition of correct magnetic force distribution in matrix space, and magnetic separator.

Abstract: An airflow separator of the present invention includes: a first column into which gas is introduced from a lower portion and inside which a sample is made to flow; a heavy particle recovery device provided at the lower portion of the first column; and a control device configured to control a wind speed by an amount of gas to be introduced into the first column. The first column has a weak rotational airflow generation mechanism to smooth wind speed distribution in a cross-section of a tube of the first column by making it substantially W-shaped from a portion of a wall of the tube to the center of the tube to another portion of the wall of the tube. The heavy particle recovery device recovers from the sample, heavy particles falling down. The airflow separator recovers emission gas, intermediate and light particles from an upper portion of the first column.

Abstract: In a laser ignition device which is mounted in an internal combustion engine and at least includes a laser spark plug equipped with an optical window which protects an optical device from high temperature and high pressure generated in a combustion chamber and a prechamber cap equipped with a cylindrical prechamber, a prechamber throat portion that is a bottomed cylinder with a sectional area smaller than that of the prechamber, and a plurality of prechamber spray holes which communicate with a combustion chamber on a side of a closed end of the prechamber throat portion, the prechamber cap is arranged between the optical window and the combustion chamber. A converging point FP is located inside the prechamber to ignite an air-fuel mixture delivered into the prechamber, thereby jetting combustion flames from the prechamber into the combustion chamber to fire the internal combustion engine.

Abstract: The present invention provides a sorting device and a sorting method for sorting a magnetically attractable substance and a non-magnetically attractable substance from a sorting target using a high gradient magnetic separator.

Abstract: The sanitary washing apparatus according to the invention comprises a cylinder, and a piston slider including a squirting port in a front end part and a second inflow port in a rear end part and internally including a flow channel connecting the squirting port with the second inflow port, The cylinder includes biasing means configured to reciprocably house the piston slider and to bias the piston slider backward, The rear end part of the piston slider includes a water pressure receiving part configured to receive water pressure of water flowing into the cylinder, and Pressure of water flowing from the first inflow port into the cylinder is received by the water pressure receiving part of the piston slider so that the piston slider is advanced to a use position against biasing force of the biasing means.

Abstract: A toilet apparatus according to an embodiment includes a wall-mounted-type toilet body, a sanitary washing device, a switching part, and a fixation member. The toilet body includes a skirt part that forms an outline of a toilet bowl. The sanitary washing device is disposed on a top face of the toilet body and washes a private part of a user. The switching part can execute at least one of a first operation and a second operation, wherein the first operation is to switch a supply and a stop of water to the sanitary washing device, and the second operation is to switch a supply and a stop of electric power to the sanitary washing device, and wherein the first operation and the second operation are executed manually. The fixation member fixes the switching part at a manually operable position inside the skirt part, wherein the switching part is manually operable at the position.