Abstract: A friction stir spot welding apparatus includes a pin member formed in a solid cylindrical shape, a shoulder member formed in a hollow cylindrical shape, the pin member being inserted in the shoulder member, a rotary actuator that rotates the pin member and the shoulder member on an axis that is in agreement with an axial center of the pin member, and a linear actuator that linearly moves each of the pin member and the shoulder member along the axis. A tip-end part of the shoulder member is formed in a tapered shape.

Abstract: A wafer inspection system is provided. The wafer inspection system includes: a transfer region in which a transfer device is arranged; an inspection region in which test heads for inspecting a substrate are arranged; and a maintenance region in which the test heads are maintained. The inspection region is located between the transfer region and the maintenance region, a plurality of inspection rooms accommodating the test heads are adjacent to each other in the inspection region, and the test heads are configured to be unloaded from the inspection region to the maintenance region.

Abstract: A locking device for a seat back table for locking a seat back table stored at a storage position at which the seat back table is stored along a back portion of a seat back, the locking device includes a rotary operation member provided on a main body member that is one of the seat back table and the seat back, a first locking member provided on the main body member and connected to the operation member, and a second locking member provided on the main body member and connected to the operation member or the first locking member. When the operation member is rotated in one direction from a predetermined position, the first locking member and the second locking member are rotated in directions opposite to each other and are engaged with a counterpart member that is the other of the seat back table and the seat back.

Abstract: A wafer inspection system is provided. The wafer inspection system includes: a transfer region in which a transfer device is arranged; an inspection region in which test heads for inspecting a substrate are arranged; and a maintenance region in which the test heads are maintained. The inspection region is located between the transfer region and the maintenance region, a plurality of inspection rooms accommodating the test heads are adjacent to each other in the inspection region, and the test heads are configured to be unloaded from the inspection region to the maintenance region.

Abstract: A wafer inspection system is provided. The wafer inspection system includes: a transfer region in which a transfer device is arranged; an inspection region in which test heads for inspecting a substrate are arranged; and a maintenance region in which the test heads are maintained. The inspection region is located between the transfer region and the maintenance region, a plurality of inspection rooms accommodating the test heads are adjacent to each other in the inspection region, and the test heads are configured to be unloaded from the inspection region to the maintenance region.

Abstract: A wafer inspection system is provided. The wafer inspection system includes: a transfer region in which a transfer device is arranged; an inspection region in which test heads for inspecting a substrate are arranged; and a maintenance region in which the test heads are maintained. The inspection region is located between the transfer region and the maintenance region, a plurality of inspection rooms accommodating the test heads are adjacent to each other in the inspection region, and the test heads are configured to be unloaded from the inspection region to the maintenance region.

Abstract: To suitably irradiate with a high beam according to a situation in front of the own vehicle. A vehicle headlight system installed in an own vehicle provided with an automatic brake controller which automatically activates a brake system depending on a situation, including: a lamp unit which irradiates at least with a low beam and a high beam; and a controller which is connected to the automatic brake controller and the lamp unit and is configured to control the operation of the lamp unit; where, when the lamp unit is not performing irradiation of the high beam, the controller is configured to control the lamp unit to irradiate with the high beam in the situation in which state of the automatic brake controller transitions from a standby state to a state which activates the brake system to a hard braking or to a preparation state thereof.

Abstract: A wafer inspection system is provided. The wafer inspection system comprises: a transfer region in which a transfer device is arranged; an inspection region in which test heads for inspecting a substrate are arranged; and a maintenance region in which the test heads are maintained. The inspection region is located between the transfer region and the maintenance region, a plurality of inspection rooms accommodating the test heads are adjacent to each other in the inspection region, and the test heads are configured to be unloaded from the inspection region to the maintenance region.

Abstract: Disclosed is an electrical steel sheet with an insulating coating formed by applying a surface-treatment agent to at least one surface of the electrical steel sheet and drying the surface-treatment agent, wherein the surface-treatment agent contains: certain trialkoxysilane and/or dialkoxysilane (A); a silane coupling agent (B) that does not contain a polymerizable unsaturated group in its structure; plate-like silica (C); a polymerizable unsaturated-group-containing compound (D); and water, within a range satisfying the following conditions (1) to (3): (1) a mass ratio (A/B) of (A) to (B) is from 0.05 to 1.00; (2) a content of (C) is 2 mass % to 30 mass % with respect to a total mass of (A) to (D) in the surface-treatment agent; and (3) a content of (D) is 2 mass % to 18 mass % with respect to the total mass of (A) to (D) in the surface-treatment agent.

Abstract: To promptly detect a failure of a light source. A vehicle headlight system includes a plurality of light sources, a power supply supplying a drive voltage to the light sources, a controller individually controlling a lit/off state of each light source, and a failure detection circuit connected to the controller and detects a failure of the light sources, where, in response to a start of the vehicle, the controller executes a control operation in which all light sources are controlled from the off state to the lit state and then the light sources are controlled to the off state sequentially and individually, and where, while the control operation is executed, at least during the period of transition from the off state to the lit state of each light source, the controller acquires failure detection result and generates a warning signal when the failure is detected.

Abstract: An electromagnetic steel sheet coated with an insulating film with excellent hardness and suitable for use as a material for iron cores of large-sized electric-power generators; and a process for producing the electromagnetic steel sheet coated with an insulating film. The purpose is achieved with a coating material for forming insulating films, the coating material including a solvent and components (A) to (C) contained therein in the respective amounts on a solid basis. (A) A water-compatible carboxylated resin; 100 parts by mass. (B) An aluminum-containing oxide; more than 40 parts by mass but less than 300 parts by mass per 100 parts by mass of the component (A). (C) At least one crosslinking agent selected from the group containing of melamine, isocyanates, and oxazoline; 100 parts by mass or more but less than 300 parts by mass per 100 parts by mass of the component (A).

Abstract: An electrical steel sheet having excellent coating peel resistance that can be exhibited during a stamping process, so that sticking of the coating to a die is inhibited. The electrical steel sheet has an insulating coating disposed on at least one surface of the electrical steel sheet. The insulating coating (i) includes a composite comprising P and Al, (ii) has an aspect ratio in a range of 1 to 10, and (iii) has a thickness in a range of 500 nm to 2000 nm. The composite has a particle diameter in a range of 10 nm to 1000 nm.

Abstract: To promptly detect a failure of a light source. A vehicle headlight system includes a plurality of light sources, a power supply supplying a drive voltage to the light sources, a controller individually controlling a lit/off state of each light source, and a failure detection circuit connected to the controller and detects a failure of the light sources, where, in response to a start of the vehicle, the controller executes a control operation in which all light sources are controlled from the off state to the lit state and then the light sources are controlled to the off state sequentially and individually, and where, while the control operation is executed, at least during the period of transition from the off state to the lit state of each light source, the controller acquires failure detection result and generates a warning signal when the failure is detected.

Abstract: To suitably irradiate with a high beam according to a situation in front of the own vehicle. A vehicle headlight system installed in an own vehicle provided with an automatic brake controller which automatically activates a brake system depending on a situation, including: a lamp unit which irradiates at least with a low beam and a high beam; and a controller which is connected to the automatic brake controller and the lamp unit and is configured to control the operation of the lamp unit; where, when the lamp unit is not performing irradiation of the high beam, the controller is configured to control the lamp unit to irradiate with the high beam in the situation in which state of the automatic brake controller transitions from a standby state to a state which activates the brake system to a hard braking or to a preparation state thereof.

Abstract: An electrical steel sheet provided with an insulating coating wherein the insulating coating is formed by a method includes forming an insulating coating on an electrical steel sheet, including: preparing a treatment solution that does not contain an Fe compound by adding an Si compound to water; applying the treatment solution to a surface of the electrical steel sheet; leaving the treatment solution on the surface of the electrical steel sheet to allow Fe in the electrical steel sheet to be dissolved in the treatment solution; and baking the treatment solution to form the insulating film such that a coating weight of Si in the insulating coating in terms of SiO2 is 50% to 99% of the total coating weight, and a ratio (Fe/Si) of content of Fe to content of Si in the insulating coating is 0.01 to 0.6 on a molar basis.

Abstract: Provided is a method of manufacturing an electrical steel sheet with an adhesive insulating coating that has excellent high-temperature adhesive property and high-temperature oil resistance and, even after being stacked and subjected to stress relief annealing, has excellent magnetic properties (iron loss, magnetic flux density). The method comprises: applying a coating material to at least one side of an electrical steel sheet, the coating material containing (a) an aqueous epoxy resin, (b) a high-temperature hardening crosslinking agent in an amount of 30 parts by mass or less with respect to 100 parts by mass of the aqueous epoxy resin, in terms of solid content, (c) metal oxide particles, and (d) a solvent; and baking the coating material applied to the electrical steel sheet, under a condition of a peak steel sheet temperature of 150° C. or more and less than 230° C.

Abstract: A method for forming an insulating coating on an electrical steel sheet is provided. The method includes preparing a treatment solution by adding a Si compound to water and applying the treatment solution to a surface of the electrical steel sheet. Fe in the electrical steel sheet dissolves in the treatment solution and, thereafter, the electrical steel sheet and treatment solution are baked to form the insulating film. In the insulating film, a coating weight of Si in terms of SiO2 is 50% to 99% of the total coating weight, and a ratio (Fe/Si) of content of Fe to content of Si in the insulating coating is 0.01 to 0.6 on a molar basis.

Abstract: An electrical steel sheet with an insulating film having excellent chromium elution resistance, even in the case where the insulating film is baked by utilizing rapid heating, which improves productivity, and a method for manufacturing the steel sheet. The insulating film contains Fe, Cr, an organic resin, and an organic reducing agent on at least one surface of an electrical steel sheet. A ratio of the Fe content to the Cr content (Fe/Cr) is 0.010 to 0.6 in terms of molar ratio in the insulating film.

Abstract: A wafer inspection system is provided. The wafer inspection system includes: a transfer region in which a transfer device is arranged; an inspection region in which test heads for inspecting a substrate are arranged; and a maintenance region in which the test heads are maintained. The inspection region is located between the transfer region and the maintenance region, a plurality of inspection rooms accommodating the test heads are adjacent to each other in the inspection region, and the test heads are configured to be unloaded from the inspection region to the maintenance region.

Abstract: A wafer inspection system is provided. The wafer inspection system comprises: a transfer region in which a transfer device is arranged; an inspection region in which test heads for inspecting a substrate are arranged; and a maintenance region in which the test heads are maintained. The inspection region is located between the transfer region and the maintenance region, a plurality of inspection rooms accommodating the test heads are adjacent to each other in the inspection region, and the test heads are configured to be unloaded from the inspection region to the maintenance region.