Abstract: This spot welding device is a spot welding device for performing spot welding on a plurality of steel sheets overlapping with each other by clamping the plurality of steel sheets between a pair of electrodes, and energizing the plurality of steel sheets while pressurizing the plurality of steel sheets, in which a speed at which the pair of electrodes approach each other is limited to at least 12.0 mm/s or slower during a period from start of the energization to end of the energization.

Abstract: A particulate poly(lactic-co-glycolic) acid (PLGA) is provided. The particulate PLGA comprises a poly(lactic-co-glycolic) acid (PLGA), and has an average volume-based panicle diameter of 80 nm or less and a relative span factor (R.S.F.) satisfying the following formula (1): 0<R.S.F.?1.20??Formula (1) where R.S.F. is defined by (D90?D10/D30, where D90, D50, and D10 respectively represent particle diameters at cumulative rates of 90%, 50%, and 10% by volume based on a cumulative particle size distribution counted from a small-particle side.

Abstract: A blade is used in fluid and includes: a base member; and a coat layer that is formed on the base member, a plurality of first grooves and a plurality of second grooves are formed on a surface of the coat layer, a pitch of the plurality of first grooves is different from a pitch of the plurality of second grooves.

Abstract: There is a demand for flying aircraft more efficiently. The information processing device comprising an own aircraft information acquisition unit that acquires condition information regarding the condition of the target aircraft, an other aircraft information acquisition unit that acquires other aircraft information regarding other aircraft different from the target aircraft, a path information acquisition unit that acquires information regarding the path of the target aircraft that meets specified conditions based on the condition information and the other aircraft information, and an output unit that outputs output information based on the information acquired by the path information acquisition unit, is capable of outputting information useful for efficiently flying aircraft.

Abstract: The present invention relates to a prophylactic and/or therapeutic agent for behavioral and psychological symptoms associated with neurodegenerative disease or impulsive symptoms associated with mental disease, which contains 7-[4-(4-benzo[b]thiophen-4-yl-piperazin-1-yl)butoxy]-1H-quinolin-2-one or a salt thereof as an active ingredient.

Abstract: A method for manufacturing a silica glass body includes preheating a porous silica glass body, and placing the preheated porous silica glass body in a resonator that resonates a microwave having a frequency band of 1 GHz to 30 GHz to heat the porous silica glass body with the microwave. At least a part of the porous silica glass body contains an additive other than silicon and oxygen. The porous silica glass body is preheated to a temperature equal to or higher than a glass transition temperature of the additive-added portion of the porous silica glass body in the preheating. The porous silica glass with the additive is heated with the microwave in the heating with the microwave.

Abstract: A change in switching time due to temperature change is suppressed. A switching circuitry is provided with a resistance component having opposite characteristics to temperature dependence of a gate current of a power transistor which is switching-controlled by the switching circuitry, and a change in a gate current due to the temperature change is suppressed by a change in the above-described resistance component due to the temperature change.

Abstract: A tail pipe (50) comprises: a pipe (51); an acoustic attenuator (61) that forms an acoustic space (Ss) on the outer peripheral side of the pipe (51); and a cooling air jacket (65) that forms a cooling air space (Sa) isolated from the outer space (So), which is the space on the outer peripheral side of the pipe (51). The pipe (51) has: a first air flow path (56) that is formed between the outer peripheral surface (55o) and the inner peripheral surface (55i); and an acoustic hole (59) that penetrates from the acoustic space (Ss) to a combustion space (Sc), which is a space on the inner peripheral side of the pipe (51c). The first air flow path (56) has: an inlet (56i) that faces into the cooling air space (Sa) and guides the air in the cooling air space (Sa) into the first air flow path (56); and an outlet (56o) that faces into the acoustic space (Ss) and guides the air passing through the first air flow path (56) into the acoustic space (Ss).

Abstract: An acoustic wave device includes a piezoelectric layer, a pair of comb-shaped electrodes disposed on a first surface of the piezoelectric layer, each of the pair of comb-shaped electrodes including electrode fingers that excite an acoustic wave, a support substrate disposed at a second surface side of the piezoelectric layer, and having protruding portions and/or recessed portions on a first surface, which is closer to the piezoelectric layer, of the support substrate, each of the protruding portions and/or the recessed portions having a shape in which each of left and right side surfaces has linear slopes inclined at different angles with respect to the first surface of the piezoelectric layer in a cross-sectional view, and a second insulating layer located between the piezoelectric layer and the support substrate and disposed on the third surface, on which the protruding portions and/or the recessed portions are formed, of the support substrate.

Abstract: A control device for a vehicle that includes a rotating electric machine for driving a vehicle, a power storage device configured to transmit and receive electric power to and from the rotating electric machine, and a cooling device configured to cool the power storage device. The control device includes a processor configured to execute a program to acquire a temperature of the power storage device after charging of the power storage device by an external power source is completed, and to control an operation of the cooling device on a basis of a comparison result between the acquired temperature and a threshold temperature set as a condition for activating the cooling device after charging of the power storage device is completed. The threshold temperature is lower than another threshold temperature during charging set as a condition for activating the cooling device while the power storage device is being charged.

Abstract: An environment in which a control device for controlling a controlled object can easily be verified. This verification system includes: a simulator for simulating an operating state of the controlled object; and a dummy device for generating a second signal relating to the controlled object instead of the simulator or the controlled object, in accordance with a first signal provided from a control device capable of controlling the controlled object, and providing the generated second signal to the control device or the simulator. The simulator generates a third signal indicating the simulated operating state of the controlled object on the basis of the second signal provided from the dummy device.

Abstract: A control device of a vehicle includes a processor. The processor is configured to execute a program to acquire information indicating an operation state of the vehicle and a temperature of an electricity storage device, determine a target temperature range of the electricity storage device associated with the operation state, and control an operation of the electricity storage device on the basis of the temperature of the electricity storage device and the target temperature range. The operation state includes a first traveling state in which the vehicle is traveling without being in cooperation with a navigation device and a second traveling state in which the vehicle is traveling in cooperation with the navigation device, and the target temperature range associated with the second traveling state is narrower than the target temperature range associated with the first traveling state.

Abstract: The information processing device comprising an own aircraft information acquisition unit that acquires condition information regarding the condition of a target aircraft, a path acquisition unit that acquires a path that the target aircraft may follow, a related information acquisition unit that acquires related information regarding the path based on the condition information, and an output unit that outputs output information based on the related information, is capable of outputting information useful for flying aircraft.

Abstract: The purpose of the present invention is to develop a medicine for diseases related to glycosaminoglycan functions with less side effects. Provided is a glycosaminoglycan inhibitor or promoter that comprises lactoferrin or a derivative thereof.

Abstract: A position measurement device includes a position measurement unit configured to irradiate measurement light to a reflective element, receive reflected light reflected by the reflective element, and acquire position information of the reflective element in a three-dimensional space and a reference position measurement unit configured to irradiate reference measurement light to at least one reference reflective element, receive reference reflected light reflected by the reference reflective element, and acquire position information of the reference reflective element in a three-dimensional space. The position information of the reflective element acquired by the position measurement unit is corrected using the position information of the reference reflective element measured by the reference position measurement unit.

Abstract: A position measurement device includes a movement device capable of movement, a position measurement unit including an irradiation unit configured to irradiate measurement light to a reflective element arranged on a movable unit of a robot, a light reception unit configured to receive reflected light from the reflective element, a position information acquisition unit configured to acquire position information of the reflective element, and a movement unit configured to change an irradiation direction of the measurement light, an imaging unit, and a transmission unit configured to transmit the position information acquired by the position information acquisition unit or adjustment information of the robot based on the position information to a control system of the robot. The movement device moves at least one of the irradiation unit, the light reception unit, the movement unit, and the imaging unit.

Abstract: Dry solids of anionically modified cellulose nanofibers with good redispersion are provided by incorporating 5 to 300% by mass of a water-soluble polymer relative to the anionically modified cellulose nanofibers during the preparation of the dry solids of anionically modified cellulose nanofibers.

Abstract: An additive manufacturing method is provided for producing a manufactured object by depositing weld beads formed by melting and solidifying a filler metal, the method including repeating the following three steps in the following order: forming a bead layer in which the weld beads are arranged, identifying a region where an impurity is generated on a surface of the formed bead layer, and estimating a thickness of the impurity in the identified region. The method further includes selectively removing the impurity from the surface after the estimating based on the estimated thickness of the impurity.

Abstract: A fault-monitoring device includes: a shape profile acquisition unit that acquires a shape profile of the existing weld bead; a feature amount extraction unit that extracts a feature amount of a concave shape formed by the plurality of existing weld beads included in the shape profile; a fault position identification unit that identifies a fault candidate location where the welding fault is expected to occur according to the extracted feature amount; and a control unit that causes the shape profile acquisition unit to update the shape profile when the welding device newly forms the weld bead and repeatedly executes the extraction of the feature amount by the feature amount extraction unit and the identification of the fault candidate location by the fault position identification unit.

Abstract: An excess metal amount setting method includes: a thermal shrinkage prediction step of predicting a thermal shrinkage amount in the deposited body after manufacturing; a thermal shrinkage modifying step of obtaining a thermal deformation modifying profile by expanding a target profile according to the thermal shrinkage amount; a release strain prediction step of predicting an elastic deformation amount due to release strain of the deposited body after machining; an elastic deformation modifying step of obtaining an elastic deformation modifying profile by deforming the thermal deformation modifying profile according to the elastic deformation amount in a direction opposite to a deformation direction due to the release strain; and an excess metal amount setting step of adjusting an outer edge shape of the deposited body so that an excess metal amount from the elastic deformation modifying profile to an outer edge of the deposited body falls within a predetermined reference range.