Abstract: A display screen 100 of an operation panel displays: a function (130) that gives notification of the performance of a periodic inspection of a cooling system; and an operation button 131 for starting inspection of the cooling system. During an easy inspection, a compressor 9a of the cooling system 9 is activated when a rotor 5 is not installed, it is determined whether the temperature detected by a temperature sensor 12 falls to a prescribed temperature (e.g., ?3° C.) within a prescribed period of time (e.g., within 10 minutes) from activation, and the cooling system is determined to be normal if the detected temperature falls to the prescribed temperature and abnormal if not. The results of the determination are stored at a storage unit of the centrifuge, the timing 132 of the next inspection is displayed on the display screen 100, and it is possible to reference a past inspection history.

Abstract: A moving body positioning system of the present invention includes: a GNSS receiver that is included in a moving body and that receives a GNSS signal transmitted from each of one or more satellites and acquires pieces of observation data respectively corresponding to the satellites; an external data acquisition means that acquires external data; a multipath detection means that detects multipath with respect to an observation data group; and a positioning calculation means that performs positioning calculation after a selection of a satellite to be used and a satellite to be excluded on the basis of a result of the multipath detection.

Abstract: An elastic crawler includes a plurality of elastic protrusion portions formed in a manner protruding on an inner circumferential face of a crawler main body, which is made of an elastic material and formed in an endless belt shape, at regular intervals in a crawler circumferential direction, and a resin cover member made of a resin material and covering a surface of each elastic protrusion portion, and the resin cover member covers the elastic protrusion portion to form a guide protrusion. In the elastic crawler, the resin cover member of the guide protrusion is put on the elastic protrusion portion to cover the surface of the elastic protrusion portion except a root portion 13r, and a reinforcing fiber part is embedded at least in the root portion of the elastic protrusion portion along a side face of the elastic protrusion portion.

Abstract: An information processing apparatus includes a positioning signal acquisition unit configured to acquire a positioning signal transmitted from a positioning satellite and a parameter acquisition unit configured to calculate a parameter preset based on the positioning signal. The information processing apparatus further includes an accuracy index calculation unit configured to calculate a positioning accuracy index from the parameter, and an output unit configured to output the positioning accuracy index.

Abstract: An information processing apparatus includes a positioning signal acquisition unit configured to acquire a positioning signal transmitted from a positioning satellite and a parameter acquisition unit configured to acquire a parameter preset based on the positioning signal. The information processing apparatus further includes a storage unit configured to store a plurality of the parameters at a plurality of time points in a preset period, an accuracy index calculation unit configured to or calculating a positioning accuracy index from the plurality of stored parameters, and an output unit configured to output the positioning accuracy index.

Abstract: A current sensor includes: a bus bar defining a longitudinal direction along one direction and in which an alternating current flows along the longitudinal direction; a sensor unit that outputs a detection signal based on a magnetic field generated according to the alternating current flowing through the bus bar; and a sensor housing in which the bus bar and the sensor unit are arranged. The bus bar is configured by a first bus bar and a second bus bar stacked in an arrangement direction of the bus bar and the sensor unit. The bus bar includes a covered portion covered with the sensor housing and a fastening portion exposed from the sensor housing. The first bus bar and the second bus bar are arranged in a state in which a gap is defined between the first bus bar and the second bus bar in the covered portion.

Abstract: A position measuring system includes: a connection destination candidate selecting unit which selects a connection destination candidate for each of a plurality of route coordinates on a route included in route information, on the basis of the distance between each of the plurality of route coordinates and reference stations included in a reference station list; and a connection destination information generating unit which determines a connection destination for which to acquire the correction information, on the basis of prescribed determining criteria, from among the connection destination candidates selected by the connection destination candidate selecting means, and generates and outputs connection destination information relating to the determined connection destination.

Abstract: A positioning assistance apparatus 1 that improves the positioning accuracy includes an estimation unit 2 that estimates a delay amount (ionosphere delay amount or a troposphere delay amount) using a model generated through machine learning (an ionosphere delay model or a troposphere delay model) and a degree-of-precision calculation unit 3 that calculates a degree of precision with respect to a delay amount (an ionosphere delay amount or a troposphere delay amount) calculated through positioning computation, using the estimated delay amount.

Abstract: A positioning assistance apparatus 1 that improves positioning accuracy includes a positioning error calculation unit 2 that calculates a positioning error using a reference position indicating a position of a generation-side apparatus 10 that generates local correction information and an estimated position indicating a position of the generation-side apparatus 10 estimated based on a positioning signal received from a satellite, and a use determination unit 3 that determines whether or not to use local correction information based on the calculated positioning error.

Abstract: A crawler monitoring system according to the present disclosure includes a sensor configured to acquire information on a distance between an elastic crawler and a drive wheel and a monitoring member configured to monitor whether a measured value measured based on the information from the sensor is a preset predetermined value or more.

Abstract: A rubber crawler includes: a crawler main body; a main cord layer overlaid on a crawler outer circumferential side of a main body inner circumferential portion, and including a main cord extending in a crawler circumferential direction; a first bias cord layer overlaid on a crawler outer circumferential side of the main cord layer, and including a bias ply configured with a bias cord, which extends obliquely with respect to the crawler circumferential direction; a second bias cord layer overlaid on a crawler outer circumferential side of the first bias cord layer, and including a bias ply configured with a bias cord, which intersects with the bias cord; and a protective cord layer overlaid on a crawler outer circumferential side of the second bias cord layer and overlaid on a crawler inner circumferential side of a main body outer circumferential portion, and is formed by one sheet of protective ply configured with a protective cord, which extends along a crawler width direction.

Abstract: Provided is a novel elastic crawler with improved durability. An elastic crawler (1A) includes: a crawler body (2) made of an elastic material; a projection (3) arranged on an inner circumferential surface (21) of the crawler body (2) and made of an elastic material; and a resin member (31) forming a part of the projection (3). The resin member (31) is embedded in the projection (3) such that a lowermost end (31e) of the resin member (31) is arranged at a position higher than a lowermost end (3e) of the projection (3), and a part of the resin member (31) is exposed on a crawler-width-direction side surface (3b1) of the projection (3) and forms a crawler-width-direction side surface (2b1) of the projection (3).

Abstract: A current sensor includes three bus bars, each of which has recesses. The third bus bar is between the first and second bus bars. The recesses of the first and second bus bars are symmetrical about a virtual line that passes through the center of the third bus bar. The third bus bar has two recesses that are symmetrical about the same virtual line.

Abstract: An information processing apparatus includes a positioning signal acquisition unit configured to acquire a positioning signal transmitted from a positioning satellite and a parameter acquisition unit configured to acquire a parameter preset based on the positioning signal. The information processing apparatus further includes a storage unit configured to store a plurality of the parameters at a plurality of time points in a preset period, an accuracy index calculation unit configured to or calculating a positioning accuracy index from the plurality of stored parameters, and an output unit configured to output the positioning accuracy index.

Abstract: An information processing apparatus includes a positioning signal acquisition unit configured to acquire a positioning signal transmitted from a positioning satellite and a parameter acquisition unit configured to calculate a parameter preset based on the positioning signal. The information processing apparatus further includes an accuracy index calculation unit configured to calculate a positioning accuracy index from the parameter, and an output unit configured to output the positioning accuracy index.

Abstract: A current sensor includes a first bus bar, a second bus bar, a third bus bar, a first detecting element, a second detecting element, and a third detecting element. The first bus bar, the second bus bar, and the third bus bar respectively includes a first recess, a second recess, and a third recess. The first recess and the second recess have shapes that are symmetric with respect to a virtual line. The third recess and the fourth recess have shapes that are symmetric with respect to the virtual line.

Abstract: A moving body positioning system of the present invention includes: a GNSS receiver that is included in a moving body and that receives a GNSS signal transmitted from each of one or more satellites and acquires pieces of observation data respectively corresponding to the satellites; an external data acquisition means that acquires external data; a multipath detection means that detects multipath with respect to an observation data group; and a positioning calculation means that performs positioning calculation after a selection of a satellite to be used and a satellite to be excluded on the basis of a result of the multipath detection.

Abstract: An acoustic wave device includes: a first substrate having a first surface on which an acoustic wave element is located; a second substrate having a second surface on which a functional element is located; a third substrate having a third surface, which faces the first and second surfaces, and a fourth surface being opposite to the third surface, a first metal layer separated from the acoustic wave element and a wiring line in the first substrate and connecting the first and third surfaces; a second metal layer separated from the functional element and a wiring line in the second substrate and connecting the second and third surfaces; a first metal pattern located on the third surface, being in contact with the first and second metal layers, and connecting the first and second metal layers; and a terminal located on the fourth surface and electrically connectable to the first metal pattern.

Abstract: An information processing apparatus includes a movement amount calculation unit (110) configured to calculate a movement of an object based on positional information indicating a position of the object, a comparison unit (120) configured to compare the movement calculated by the movement amount calculation unit (110) with a predetermined threshold, and an output unit (130) configured to output a result of the comparison made in the comparison unit (120). By this configuration, for example, the information processing apparatus outputs a result of the comparison between the movement of the object calculated based on the positional information indicating the position of the object calculated by satellite positioning and a predetermined threshold. Therefore, it is possible to determine the reliability of the result of the satellite positioning more accurately.

Abstract: A multiplexer includes: a first filter that includes a piezoelectric thin film resonator and is connected between a common terminal and a first terminal, the piezoelectric thin film resonator being located on a substrate; a second filter that includes an acoustic wave resonator and is connected between the common terminal and a second terminal, the acoustic wave resonator including an IDT located on a piezoelectric substrate; and a capacitor that includes a pair of electrodes facing each other in a planar direction and is coupled to the first filter, the pair of electrodes being located on the piezoelectric substrate.