Abstract: An ultrasonic diagnostic apparatus that assists an insertion task of a puncture needle into a subject, includes: an ultrasonic probe that acquires an ultrasonic image of an inside of the subject by transmitting and receiving ultrasonic waves; a first capture part and a second capture part that are attached to the ultrasonic probe and capture the puncture needle at the insertion task; and a hardware processor that performs image analysis on a first captured image generated by the first capture part and a second captured image generated by the second capture part, and detects an insertion angle of the puncture needle relative to a body surface of the subject using a stereo camera principle, calculates a predicted arrival position of the puncture needle from the insertion angle, and displays a guide image indicating the predicted arrival position on a monitor so as to be superimposed on the ultrasonic image.

Abstract: An ultrasonic diagnostic apparatus for assisting insertion of a puncture needle into a subject, includes: an ultrasonic probe that is arranged to allow a probe distal end part to be pressed against a body surface of the subject, and acquires an ultrasonic image of an inside of the subject by transmission and reception of an ultrasonic wave; an optical camera that is attached to a proximal end side of the probe and captures an image of an arrangement position of the probe distal end part of the probe on a body surface; and a laser pointer that is attached to a proximal end side of the probe and emits laser light onto a body surface to form a predetermined projection image, to guide a target insertion position and a target orientation of the needle when the needle is inserted into the subject, in an optical image acquired by the camera.

Abstract: An ultrasound diagnostic apparatus includes: an image generator that generates ultrasound image data based on a reception signal received from an ultrasound probe that sends and receives ultrasound waves; a fastener that attaches the ultrasound probe to a subject and fastens the ultrasound probe on the subject such that a pressure applied to the subject to which the ultrasound probe is attached is adjustable; and a hardware processor. The hardware processor controls driving of the fastener, based on difference information between before fastening the ultrasound probe and during/after fastening the ultrasound probe, the difference information being on at least one of positional information on a position of an observation target of the subject, angle information on an angle of the observation target, and pressure information on a pressure applied to the subject.

Abstract: An ultrasound probe of an ultrasound diagnostic apparatus, includes: a plurality of ultrasound transducers that perform mutual conversion between an ultrasound wave and an electrical signal; a switching circuit that selectively switches ultrasound transducers to be electrically connected to a transmitting/receiving circuit among the plurality of ultrasound transducers; and a matching circuit that is provided at one of a preceding stage and a subsequent stage of the switching circuit, is connected to a position connected directly to the switching circuit, and performs impedance matching between the switching circuit and a circuit disposed at one of the preceding stage and the subsequent stage of the switching circuit.

Abstract: A rubber crawler includes a rubber belt trained around a drive wheel, plural rubber projections that are provided at the rubber belt at intervals along the crawler circumferential direction, that project toward the crawler circumferential inside, that are each formed in a peaked shape widening from an apex portion to a base portion as viewed from the crawler width direction, and that are input with drive force when an engagement pin provided at the drive wheel engages with a circumferential direction rubber wall face, and an embedded member that is embedded in the rubber projections and has a circumferential direction wall face arranged along the circumferential direction rubber wall face as viewed in cross-section along the crawler circumferential direction.

Abstract: A rubber crawler has: an endless rubber belt that is entrained about plural wheels; plural rubber projections that are disposed on the rubber belt and spaced apart from one another in a crawler circumferential direction, project toward an inner peripheral side of the rubber belt, and come into contact with the wheels to limit the movement of the wheels in a crawler width direction; and a low-hardness rubber portion that configures part of an inner peripheral surface of the rubber belt, is disposed between mutually adjacent rubber projections, and is formed by a rubber having a lower hardness than the rubber projections.

Abstract: A rubber crawler includes a rubber belt trained around a drive wheel, plural rubber projections that are provided at the rubber belt at intervals along the crawler circumferential direction, that project toward the crawler circumferential inside, that are each formed in a peaked shape widening from an apex portion to a base portion as viewed from the crawler width direction, and that are input with drive force when an engagement pin provided at the drive wheel engages with a circumferential direction rubber wall face, and an embedded member that is embedded in the rubber projections and has a circumferential direction wall face arranged along the circumferential direction rubber wall face as viewed in cross-section along the crawler circumferential direction.

Abstract: According to the present invention, a test system 1 that tests a mobile body such as a vehicle, a vessel, and a plane, or an instrument used in the mobile body as an object, and is operable by switching among different operational modes, can accumulate an operating period of a component much more accurately than conventional system, and includes an accumulated operating-time calculating unit 46 for accumulating the operating time of the component, and the accumulated operating-time calculating unit 46 accumulates the operating time of the component only in the predetermined operational mode.

Abstract: The exhaust gas analysis system urges a user to conduct a purge in an exhaust gas flow line by not only informing the user of the timing that the purge is necessary from the exhaust gas analysis system but also making it easy for the user to recognize the information. The exhaust gas analysis system comprises an exhaust gas flow line (L) where an exhaust gas flows, a measurement device 2, 3 that is arranged in the exhaust gas flow line (L) and that includes a pollutant component meter to measure a pollutant component to be a cause of pollutant of the exhaust gas flow line, and a display control device 5 that compares a measurement signal value obtained by the pollutant component meter or its arithmetic value with a predetermined pollutant tolerance and that displays a warning window on a display 21 in case that the measurement signal value or the arithmetic value exceeds the predetermined pollutant component tolerance.

Abstract: An exhaust gas measurement device includes a pressure regulator for keeping a pressure of sample gas in a sensor flow line or a bypass flow line to be a set pressure value, a flow rate sensor provided on the bypass flow line for measuring a flow rate of the sample gas flowing through the bypass flow line, and an attention attracting part for displaying that the flow rate of the sample gas is reduced in the case where the flow rate measurement value measured by the flow rate sensor becomes equal to or smaller than an attention attracting flow rate value larger than a pressure controlling limit flow rate value by a predetermined value, the pressure controlling limit flow rate value being a lower limit flow rate value that is pressure-controllable by the pressure regulator.

Abstract: The present invention is intended to be able to restore a setting of an exhaust gas analyzing device to an initial setting at the time of product shipment or the latest maintenance setting performed prior to the corresponding maintenance in the maintenance of the exhaust gas analyzing device. The present invention includes a setting data storage part (55) storing initial setting data indicating initial setting information of each part constituting an exhaust gas analyzing device (2) in a state of product shipment and the latest maintenance setting data indicating the latest maintenance setting information of each part constituting the exhaust gas analyzing device (2) in the latest maintenance.

Abstract: A rubber crawler has: an endless rubber belt that is entrained about plural wheels; plural rubber projections that are disposed on the rubber belt and spaced apart from one another in a crawler circumferential direction, project toward an inner peripheral side of the rubber belt, and come into contact with the wheels to limit the movement of the wheels in a crawler width direction; and a low-hardness rubber portion that configures part of an inner peripheral surface of the rubber belt, is disposed between mutually adjacent rubber projections, and is formed by a rubber having a lower hardness than the rubber projections.

Abstract: A system for determining a number of particles includes a diluter arranged at a connecting point of a main flow channel and dilution gas flow channel, a dilution gas flow rate control part that controls the flow rate of the dilution gas introduced into the diluter, a particle number measuring unit that measures a number of solid particles in a diluted exhaust gas, a bypass flow channel that bifurcates from between the diluter and particle number measuring unit in the main flow channel and in which a constant flow rate unit is arranged, and an information processing unit that calculates the dilution factor of the exhaust gas based on a dilution gas flow rate controlled by the dilution gas flow rate control part, and a total of a unit flow rate of the particle number measuring unit and a set flow rate of the constant flow rate unit.

Abstract: Provided is a system for determining a number of particles, which has a simplified and compact structure as well as a reduced cost.

Abstract: An SOF measuring system that can continuously measure SOF and a soot measuring system that can continuously measure soot are connected with an exhaust gas line. The soot measuring system comprises a diluter that selectively dilutes either one of the exhaust gas and standard gas whose hydrocarbon concentration is known with diluent gas and extrudes it. A dilution ratio adjusting device can adjust a dilution ratio of the diluter. A soot detector continuously detects soot in the exhaust gas or the standard gas diluted by the diluter. The SOF measuring system can be connected with the diluter so that an exhaust gas analyzer can measure the hydrocarbon concentration in the standard gas diluted by the diluter.

Abstract: An SOF measuring system that can continuously measure SOF and a soot measuring system that can continuously measure soot are connected with an exhaust gas line. The soot measuring system comprises a diluter that selectively dilutes either one of the exhaust gas and standard gas whose hydrocarbon concentration is known with diluent gas and extrudes it. A dilution ratio adjusting device can adjust a dilution ratio of the diluter. A soot detector continuously detects soot in the exhaust gas or the standard gas diluted by the diluter. The SOF measuring system can be connected with the diluter so that an exhaust gas analyzer can measure the hydrocarbon concentration in the standard gas diluted by the diluter.

Abstract: An SOF measuring system that can continuously measure SOF and a soot measuring system that can continuously measure soot are connected with an exhaust gas line. The soot measuring system comprises a diluter that selectively dilutes either one of the exhaust gas and standard gas whose hydrocarbon concentration is known with diluent gas and extrudes it. A dilution ratio adjusting device can adjust a dilution ratio of the diluter. A soot detector continuously detects soot in the exhaust gas or the standard gas diluted by the diluter. The SOF measuring system can be connected with the diluter so that an exhaust gas analyzer can measure the hydrocarbon concentration in the standard gas diluted by the diluter.

Abstract: Silicon carbide fibers having an excellent mechanical strength and a superior heat resistance can be produced by the process in which activated carbon fibers having a thickness of 1 to 30 &mgr;m and a BET specific surface area of 700 to 1500 m2/g are reacted with a silicon and/or silicon oxide gas at 1200 to 1500° C. under a reduced pressure or in an inert gas atmosphere; and the resultant SiC fibers are heat treated in the presence of a boron-containing substance and optionally a carbon-containing substance at 1700 to 2300° C. in an inert gas atmosphere, wherein the fibers may be in the form of a shaped article, for example, a sheet or honeycomb structure.