Abstract: There is provided a robot device including: a head portion coupled to a trunk; four leg portions on a front left, a front right, a rear left, and a rear right coupled to the trunk; a first indirect portion that tilts the head portion left and right; and a second joint portion that rotates, with respect to the trunk, one of the leg portions on the rear left and the rear right to a front side, and the other to a rear side. It is possible to faithfully reproduce the movement of the four-legged animal by providing the first joint portion and the second joint portion.

Abstract: An electrode structure includes: a plurality of pixel electrodes arranged separately from each other; and a plurality of dielectric layers laminated in a first direction with respect to the plurality of pixel electrodes, in which the plurality of dielectric layers includes: a first dielectric layer that spreads over the plurality of pixel electrodes in a direction intersecting with the first direction; and a second dielectric layer that includes dielectric material having a refractive index higher than that of the first dielectric layer, sandwiches the first dielectric layer together with the plurality of pixel electrodes, and has a slit at a position overlapping space between pixel electrodes adjacent when viewed from the first direction.

Abstract: An inkjet recording apparatus includes a recording head including a plurality of nozzles for ejecting ink, a conveyor belt that has a plurality of apertures and conveys recording media one by one, a control unit, an ink receiver, and a pipe-shaped ink discharge flow path. The control unit controls drive of the recording head and the conveyor belt to perform flushing, in which the ink is ejected from the nozzle of the recording head to pass through one of the apertures, at a timing different from a timing contributing to image recording. The ink receiver is disposed to face the recording head sandwiching the conveyor belt therebetween, to receive the ink after passing through the aperture when the flushing is performed. The ink discharge flow path is connected to the ink receiver. When the flushing is performed, a predetermined amount of liquid is stored in the ink receiver.

Abstract: In an ink composition for printing on metal, the use of a resin having a certain acid value that constitutes the ink composition in combination with the addition of alkanolamine to the ink composition can reduce the generation of misting and maintain practical flowability. In other words, an ink composition for printing on metal including a color pigment, resins and a solvent may be employed, wherein at least some of the resins have an acid value of 25 mg KOH/g or more, and the ink composition further includes an alkanolamine compound.

Abstract: A gas sensor is equipped with a housing, an insulator retained by an inner periphery of the housing, a sensing device having a front end portion protruding from a front end surface of the insulator, and a protective cover which covers a front end portion of the sensing device. A pump electrode and a sensor electrode are disposed in a front end portion of the solid electrolyte body. The pump electrode is exposed to a measurement gas and regulates the concentration of oxygen in the measurement gas. The sensor electrode is exposed to the measurement gas and measures the concentration of a given gas component in the measurement gas after being regulated in concentration of oxygen by the pump electrode. A base end portion of the sensor electrode in a lengthwise direction is located closer to a base end side of the gas sensor than a front end surface of the housing is.

Abstract: An exhaust gas sensor includes an element cover, a heater, a heater control section, and a cover state diagnosing section. The element cover accommodates a sensor element including a detection section and includes one or more gas flow holes. The heater heats the sensor element. The heater control section controls how the heater heats the sensor element. The cover state diagnosing section diagnoses a state of the element cover using heater information obtained when the heater is operated by the heater control section. The cover state diagnosing section includes a diagnosability determining section, which determines whether the state of the element cover is diagnosable based on an accuracy of the heater information obtained from an operating state of the heater and a surrounding environmental state of the element cover.

Abstract: An electronic component includes an element body made of a composite material of a resin material and metal powder. A plurality of particles of the metal powder are exposed from the resin material and make contact with one another on the outer surface of the element.

Abstract: An ink composition for printing on metal including a coloring pigment, resins, and a solvent is employed, wherein the ink composition contains a rosin-modified resin having an acid value of 10 to 400 mg KOH/g as at least part of the resins, and the solvent contains at least one compound selected from the group consisting of compounds represented by general formula (1): wherein each A is independently an alkylene group having 2 to 4 carbon atoms that may have a branch structure, R is an alkyl group having 1 to 13 carbon atoms that may have a branch structure and/or a ring structure, and n is an integer of 2 to 6.

Abstract: An insulator includes a teeth cover portion and a crossover-wire guide portion. The crossover-wire guide portion guides a crossover-wire portion of a coil and an introduction crossover-wire portion of an introduction coil into a terminal connection portion. The crossover-wire guide portion has a guide groove that guides the crossover-wire portion and the introduction crossover-wire portion substantially in a core circumferential direction that is a circumferential direction of the stator core. In a state in which the plurality of the split cores are assembled in a ring shape, the guide groove is formed in a shape that does not coincide with a circular arc of a circle having a center corresponding to a ring center of the assembled split cores.

Abstract: On a cross sectional surface X1 of a pump electrode 3 in a gas sensor element forming a gas sensor, a noble metal area 31 having Pt—Au aggregations, a solid electrolyte area 32 having solid electrolyte aggregations, a mixture area in which Pt—Au alloy and solid electrolyte are distributed, and pores 34. The mixture area 33 is formed within a range of 30 to 90% in an overall area of the cross sectional surface X1, excepting the pores 34. The pores are formed adjacent to the mixture area 33.

Abstract: A rotating electric machine cooling frame according to an embodiment includes: a cylindrical frame main body; one cooling-medium inlet provided on the frame main body; one cooling-medium outlet provided on the frame main body; and a plurality of flow-passage lines provided in the frame main body, including a cooling-medium flow passage in communication with the cooling-medium inlet and the cooling-medium outlet.

Abstract: A particulate matter detecting apparatus (S) comprises a sensor body (S1) which has a sensor device (1) which is retained in a housing (H) secured to an exhaust pipe (101) of an internal combustion engine (ENG) and detects particulate matter contained in exhaust gas, a sensor temperature determining unit (2) which works to determine a temperature of the sensor device, and a mounted condition diagnosis unit (3) which diagnoses a mounted condition where the sensor body is mounted in the exhaust pipe. The mounted condition diagnosis unit includes a diagnosis threshold setting unit (31) and a mount error determining unit (32). The diagnosis threshold setting unit determines a diagnosis threshold (Tth), as used in a diagnosis of the mounted condition, as a function of an operating condition of the internal combustion engine to have a temperature value lower than a temperature of the sensor device when the sensor body is normally mounted in the exhaust pipe.

Abstract: An insulator according to an embodiment is attached to teeth extending from one side surface in a radial direction of a ring-shaped stator core in the radial direction. The insulator ensures insulation between the teeth and a rectangular wire wound around the teeth with a number of windings. The insulator includes an end-surface cover portion, two side-surface cover portions, a first wall portion, a second wall portion, a protruding-stripe portion, and a recess. The end-surface cover portion covers an end surface of the teeth in an axial direction. The two side-surface cover portions cover both side surfaces of the teeth in a circumferential direction. At one side-surface cover portion of the two side-surface cover portions, a first winding of the rectangular wire is disposed, the rectangular wire is wound around the teeth with a number of windings, and the protruding-stripe portion and the recess are formed.

Abstract: A coil-connecting method according to an embodiment includes: preparing a metal sleeve having a circular shape when viewed from an axial direction; processing the metal sleeve such that the metal sleeve has a non-circular shape when viewed from the axial direction, thereby obtaining a deformed sleeve; inserting a plurality of coils into the deformed sleeve, aligning the plurality of the coils by the deformed sleeve; and swaging the deformed sleeve after the plurality of the coils are inserted into the deformed sleeve, thereby connecting the deformed sleeve and the plurality of the coils together.

Abstract: An insulator according to an embodiment includes a teeth cover portion and a crossover-wire guide portion. The crossover-wire guide portion includes a plurality of guide walls, a drawing groove, a drawing path, and a crossover-wire support portion. The plurality of the guide walls separate the crossover-wire portions of the coils and are capable of guiding the crossover-wire portions in the core circumferential direction. The drawing groove penetrates through all of the plurality of the guide walls in the core radial direction. The drawing path is disposed at a position away from the drawing groove in the core circumferential direction. The crossover-wire support portion changes a direction of the crossover-wire portion of the coil drawn out from the drawing groove, to be directed to the drawing path, and supports the crossover-wire portion.

Abstract: An exhaust gas sensor that detects a specific component included in an exhaust gas includes a sensor element including a detector, an element cover that accommodates the sensor element and has a gas ventilation hole, a heater that heats the sensor element, a heater control section, and an installation state diagnosis section that diagnoses a state of an element cover based on a sensor temperature detected by a sensor temperature detection section. The installation state diagnosis section includes a temperature variation amount calculation section that calculates a sensor temperature variation amount, a temperature variation amount integration section that sums the sensor temperature variation amounts, and an abnormality determination section that determines presence or absence of an abnormal installation based on a comparison result between variation amount integration information of the sensor temperature and a diagnosis threshold value.

Abstract: A sensor device is equipped with a housing having an element cover retaining a sensor element such that a detection section of the sensor element is positioned at the tip end of the sensor element. The element cover includes an inner cover provided with inner side holes and an inner tip face hole respectively provided therein, and an outer cover provided with outer side holes in a side thereof, with the tip position of the outer side holes located closer to the tip end than is the tip position of the inner cover. Between the outer surface of the inner cover and the inner surface of the outer cover there is a large clearance section at the tip end and a small clearance section at the base end, providing a flow path that is shaped for connecting the large clearance section and the small clearance section without a step.

Abstract: The method of manufacturing an optical semiconductor device includes: a mounting step of placing an optical semiconductor chip on a package substrate made of ceramic; a storing step of storing the package substrate after the mounting step in a first dry atmosphere; a placing step of subjecting the optical semiconductor chip on the package substrate to a second dry atmosphere and placing a light transparent window on a joint portion of the package substrate with a joint material therebetween; and a sealing step of joining the joint portion and the light transparent window with the joint material in a low oxygen concentration atmosphere having an oxygen concentration of 1 vol % or less, thereby encapsulating the optical semiconductor chip in a confined space formed by the package substrate and the light transparent window.

Abstract: A sensor device includes an element cover at the tip end of a housing, retaining a sensor element. An outer cover is provided with outer side holes, with the tip position of the outer side holes being farther toward the tip end than is the tip position of an inner cover, and a first flow passage having a gas flow direction that is at right angles to the axial direction is formed at the inner side of the outer cover. An inner side hole in the inner cover is open to a second flow passage provided between the side surfaces of the inner cover and the outer cover, and a detection surface of the sensor element is located on an extension line in an extension direction of a guide member which extends obliquely into the interior of the inner cover from the tip-position edge of the inner side hole.

Abstract: Provided is a light-emitting element lamp capable of increasing a light extraction efficiency and its manufacturing method. The light-emitting element lamp according to the present invention includes: a light-emitting element having a semiconductor layer provided on a substrate; a first lens of spherical segment shape provided by protruding from a surface on the opposite side of the semiconductor layer of the substrate and having a spherical cap that includes a bottom surface consisting of an attaching surface to the surface and a protruding surface from the surface and a radius of curvature R1; and a second lens attached to the side of the light-emitting element and the protruding surface of the first lens, in which the second lens has a concave curve from a peripheral side of the bottom surface of the first lens to the semiconductor layer side on the side of the light-emitting element.