Abstract: A liquid ejection head includes ejection orifices for ejecting liquid, common liquid chambers connected to the ejection orifices, common flow passages, and pitch conversion flow passages that connects the common flow passages and liquid chambers to each other. The pitch conversion flow passages includes a periphery formed with resin. In a case where a number of pitch conversion flow passages in a group is minimum on a condition that one or more of the pitch conversion flow passages are respectively included in the group, the pitch conversion flow passages have a repeating pattern in which the group is repeatedly arranged. At least one of two pitch conversion flow passages adjoining an m-th pitch conversion flow passage (m is all integers from 1 to n?2, where n is an integer of 3 or more) is one of first to (m+1)-th pitch conversion flow passages.

Abstract: A liquid ejecting head has a laminated flow path member on which a supply flow path for individually supplying a plurality of liquids to an element substrate and a collection flow path for individually collecting the liquids are formed. The supply flow path includes first and second common supply flow paths for horizontally leading first and second liquids to positions corresponding to a plurality of element substrates. The first and second common supply flow paths are formed in the same layer of the laminated flow path member. The collection flow path includes a first common collection flow path for horizontally collecting the first liquid and a second common collection flow path for horizontally collecting the second liquid from positions corresponding to the plurality of element substrates. The first and second common collection flow paths are formed in the same layer of the laminated flow path member.

Abstract: A semiconductor module includes a semiconductor device having a gate runner extending in a first direction at an upper surface of the semiconductor device, and a metal wiring plate having a first bonding portion with a bonding surface to which the upper surface of the semiconductor device is bonded via a first bonding material. The first bonding portion has a plurality of first protrusions at the bonding surface. Each first protrusion protrudes toward the semiconductor device, and is provided in a position away from the gate runner by a first distance in a plan view of the semiconductor module.

Abstract: Provided is a rotor allowing effectively utilizing magnetic flux generated from a magnet, a motor using the rotor, and an electronic device. Provided are a rotor, a motor using the rotor, and an electronic device, the rotor including a plurality of magnetic bodies stacked in an axial direction and a plurality of magnets. The magnetic body includes: an annular part; a plurality of magnetic pole pieces extending in a radial direction; and a plurality of coupling parts configured to couple each of the plurality of magnetic pole pieces and the annular part. The plurality of magnets are each disposed between two adjacent magnetic pole pieces among the plurality of magnetic pole pieces in a circumferential direction. The coupling part extends with both components including a component in the radial direction and a component in the circumferential direction.

Abstract: A motor includes: a rotor including a yoke, a first magnet, and a second magnet opposing the first magnet; and a stator. The yoke includes a hole and a frame surrounding the hole. The first magnet is disposed in the hole of the yoke. The second magnet includes a first surface opposing the frame of the yoke in the peripheral direction and a second surface opposing the stator in the radial direction.

Abstract: Provided is a biaxially oriented polypropylene film that has high stiffness, has excellent heat resistance at a high temperature of 150° C., easily maintains a bag shape when being made into a packaging bag, and has less pitch shift during printing or fewer wrinkles in a sealed portion when being heat-sealed. A biaxially oriented polypropylene film, wherein a maximum elongation of the biaxially oriented polypropylene film at 150° ° C. or lower measured by a thermomechanical analyzer (TMA) is not larger than 1.5 mm in a longitudinal direction and not larger than 0.1 mm in a width direction, and a heat shrinkage rate of the biaxially oriented polypropylene film at 150° C. is not higher than 10% in the longitudinal direction and not higher than 30% in the width direction.

Abstract: A method of manufacturing a laminate including a fabric and a thermoplastic film, wherein the thermoplastic film is a multilayer film including an adhesive layer including a thermoplastic polyester elastomer and a barrier layer that is bonded to the adhesive layer, and that has a melting point that is higher than a melting point of the adhesive layer, and that includes a polymer, and wherein the fabric includes a polyester, the method including a step of adhering a side of the multilayer film with the adhesive layer to the fabric, while heating the multilayer film at a temperature below the melting point of the barrier layer.

Abstract: A semipermeable composite membrane that reduces an environmental load, and a method of producing the semipermeable composite membrane. A semipermeable composite membrane includes, on a porous support, a semipermeable membrane containing a crosslinked polyamide and a cellulose nanofiber. A method of producing the semipermeable composite membrane includes obtaining a mixed solution containing the cellulose nanofiber, water, and an amine component, and obtaining the semipermeable composite membrane by making the mixed solution be in contact with the porous support, thereafter, causing a cross-linking reaction of the amine component in the mixed solution, with the amine component adhering to the porous support.

Abstract: An in-vehicle device includes a housing, one or more coolers, and one or more turbulence generating members. The housing is attachable to a railway vehicle and accommodates an electronic component that generates heat. The one or more coolers are attached to and located outside the housing, with the one or more coolers thermally connected to the electronic component, to dissipate heat transferred from the electronic component to passing air occurring when the railway vehicle travels. The one or more turbulence generating members are located on a flow path of the passing air to cause turbulence by partly interrupting a flow of the passing air flowing to the at least one cooler.

Abstract: A treatment planning system that generates treatment planning for irradiating a target with a particle beam, includes an arithmetic processing device that sets at least two or more irradiation patterns for one treatment planning, calculates a plurality of predicted dose distributions for each irradiation pattern based on a target dose set for each region for at least one region including a region of the target, and calculates an index for evaluating validity of the irradiation pattern based on the plurality of predicted dose distributions.

Abstract: A liquid ejecting head has a laminated flow path member on which a supply flow path for individually supplying a plurality of liquids to an element substrate and a collection flow path for individually collecting the liquids are formed. The supply flow path includes first and second common supply flow paths for horizontally leading first and second liquids to positions corresponding to a plurality of element substrates. The first and second common supply flow paths are formed in the same layer of the laminated flow path member. The collection flow path includes a first common collection flow path for horizontally collecting the first liquid and a second common collection flow path for horizontally collecting the second liquid from positions corresponding to the plurality of element substrates. The first and second common collection flow paths are formed in the same layer of the laminated flow path member.

Abstract: A liquid ejection head includes a print element substrate including multiple ejection openings, pressure chambers, a common flow path, and pumps, the pumps being configured to circulate liquid between the common flow path and the pressure chamber; and a flow path member laminated to the print element substrate. The flow path member includes a supply flow path and a collection flow path, the supply flow path being configured to supply liquid to the print element substrate, and the collection flow path being configured to collect liquid that is not ejected. The supply flow path and the collection flow path have liquid connection with the same common flow path. A circulating pump generates a flow of liquid flowing in an order of the supply flow path, the common flow path, and the collection flow path, the circulating pump being provided at a position different from the print element substrate.

Abstract: A multilayer film is provided that includes a) a barrier layer including a thermoplastic polyester elastomer or a polyamide copolymer; b) an intermediate layer provided on the barrier layer and including a maleic anhydride (MAH)-grafted polyolefin and an ?-olefin copolymer; and c) an adhesive layer provided on the intermediate layer and including a thermoplastic polyester elastomer or a polyamide copolymer. The multilayer film enables production of gas-tight multilayer laminates which exhibit an excellent peel resistance combined with a low weight and/or thickness. Further, a multilayer laminate and an inflatable airbag that include a fabric layer adhered to the multilayer film, as well as methods of manufacturing are described.

Abstract: A battery pack is configured to supply electric power to an electric work machine, such as a power tool or outdoor power equipment. The battery pack includes a first battery-signal terminal and a second battery-signal terminal. The first battery-signal terminal outputs, to the electric work machine, a first signal indicating that discharging is to be prohibited or permitted. The second battery-signal terminal outputs, to the electric work machine, a second signal indicating that discharging is to be prohibited or permitted. Thus, two communication paths are provided for transmitting signals to permit or prohibit discharging of the battery pack.

Abstract: A method of evaluating a laminate formed of two or more layers bonded to each other includes an image obtaining step of obtaining a two-dimensional image of the laminate; a detecting step of detecting air-pocket corresponding regions from a two-dimensional image; a characteristic value obtaining step of determining a characteristic value related to areas of the air-pocket corresponding regions; and an evaluation step of evaluating the laminate based on the characteristic value. is a method of evaluating a laminate.

Abstract: A battery pack includes one or more battery cells, a control circuit, a communication circuit, and a switching control circuit. The switching control circuit is configured to switch the control circuit from a controlled-operation state to a low-power operation state in response to a communication-stop time exceeding a state-switching threshold, the communication-stop time being a duration of a state in which the control circuit or the communication circuit detects no communication with the charger, and the state-switching threshold being determined in advance, so that power consumption of the control circuit can be reduced upon completion of a charging operation.

Abstract: A cooling device capable of preventing inflow of bubbles to a pump even in a zero-gravity space and a space structure including the cooling device are obtained. In a cooling device, a pump, a cooler, and a radiator are connected sequentially by a refrigerant flow path. An accumulator is connected to the refrigerant flow path connecting the pump and the radiator. The accumulator includes a container storing refrigerant, a cooling section cooling a base-end side of the container, and a heating section heating a front-end side of the container.

Abstract: A charging inlet includes a plurality of terminals; a housing accommodating the terminals therein; and a terminal holder integrated to the housing. Each of the terminals includes: a first connected portion having a solid cylindrical shape; a second connected portion; and a middle portion. A rubber component and a flange made of a resin is disposed on an outer circumference of the middle portion. The rubber component includes: a cylindrical portion; and a plurality of ribs on an outer circumferential surface of the cylindrical portion, the ribs extending along an axial direction of the cylindrical portion. The housing has a press-fit hole in which the rubber component is press-fitted. The flange is clamped between the housing and the terminal holder outside the press-fit hole.

Abstract: A charging inlet includes: a plurality of terminals; and a housing accommodating the terminals therein. Each of the terminals includes: a first connected portion having a solid cylindrical shape; a second connected portion; and a middle portion. A rubber component is disposed on an outer circumference of the middle portion. The rubber component includes: a cylindrical portion; and a flange connected to the cylindrical portion and having a ring shape with a larger diameter than the cylindrical portion. The rubber component is embedded in the housing. The rubber components are interposed between the housing and the terminals so that the terminals are held in a displaceable manner by the housing.

Abstract: A charging inlet includes a plurality of terminals; a housing accommodating the terminals therein; and a terminal holder integrated to the housing. Each of the terminals includes: a first connected portion having a solid cylindrical shape; a second connected portion; and a middle portion. A resin component is disposed on an outer circumference of the middle portion. The resin component includes: a cylindrical portion; a plurality of ribs on an outer circumferential surface of the cylindrical portion, the ribs extending along an axial direction of the cylindrical portion; and a flange. The housing has a press-fit hole in which the cylindrical portion and the ribs are press-fitted. The flange is clamped between the housing and the terminal holder outside the press-fit hole.