Abstract: A roll bending apparatus includes: a roll pair formed by a pair of rolls disposed facing each other, the roll pair being configured to sandwich an elongated material between the rolls to perform forming on the elongated material; a slide mechanism configured to slide the roll pair in a first normal direction that is a direction normal to a conveying direction of the elongated material on a plane including the conveying direction; and a tilt mechanism configured to rotate the roll pair about a tilt axis that extends in a second normal direction that is a direction orthogonal to the conveying direction and the first normal direction. The slide mechanism further slides the roll pair to change a position of the roll pair relative to the tilt axis.

Abstract: A robot system according to an embodiment may include a robot, a wafer jig that is held by the robot, a positioning base, a positional displacement detection device, a control part, and an offset acquisition part for acquiring an offset that occurs between a command position for the robot and an actual position. The positioning base includes contacting members. The wafer jig has a tapered surface. The tapered surface guides the wafer jig so that a center of the wafer jig approaches a predetermined position as a position where the taped surface contacts the contacting members is relatively higher. The robot places the wafer jig on the positioning base, then holds and conveys the wafer jig to the positional displacement detection device. The offset acquisition part acquires the offset based on a result in which the positional displacement detection device detects a positional displacement of the conveyed wafer jig.

Abstract: A hydraulic system of a construction machine includes: control valves interposed between a main pump and hydraulic actuators; and first solenoid proportional valves connected to pilot ports of the control valves. The hydraulic system further includes: a relief valve for the main pump, the relief valve including a pilot port; and a second solenoid proportional valve connected to the pilot port of the relief valve by a secondary pressure line and connected to an auxiliary pump by a primary pressure line. A switching valve including a pilot port connected to the secondary pressure line by a pilot line is interposed between the auxiliary pump and the first solenoid proportional valves.

Abstract: An insulating structure disposed so as to intervene between a first member of a robotic arm and an end effector includes a second member fixed to the first member, the end effector being attachable to the second member, and an insulator that insulates the second member from the first member. The second member includes a second hole into which a first bolt that fixes the second member to the first member is inserted, and a third hole into which a second bolt that fixes the end effector to the second member is inserted. The second hole and the third hole are disposed so that, in a state where the second member is fixed to the first member, the position of the third hole matches with the position of a first hole for attachment of the end effector, the first hole being formed beforehand in the first member.

Abstract: A deterioration diagnosis apparatus is for a mechanical apparatus including a power transmission mechanism that transmits power via a gear. The deterioration diagnosis apparatus includes: a storing unit that stores, in advance, a trend of change along with the operation of the mechanical apparatus, in consumption rate of an additive contained in lubricant used for the gear; and a determination unit that determines the period to be taken for the consumption rate of the additive to reach a predetermined value, based on the trend of change in the consumption rate of the additive.

Abstract: A substrate conveying robot includes an arm, a substrate holding hand, a sensor board to which a sensor is electrically connected, and a control board on which a controller is mounted, the control board including a universal connector connectable to different types of the sensor boards.

Abstract: A hull-mounted installation conversion method in which some or all of first-use units placed on a hull and constituting a first-use installation are removed from the hull, and then second-use units are placed on the hull to construct a second-use installation. For example, the first-use units are medical units, and the first-use installation is a medical installation. Alternatively, the second-use units are medical units, and the second-use installation is a medical installation.

Abstract: A hydraulic system of a construction machine includes: control valves interposed between a main pump and hydraulic actuators; and first solenoid proportional valves connected to pilot ports of the control valves. The hydraulic system further includes: an unloading valve including a pilot port; and a second solenoid proportional valve connected to the pilot port of the unloading valve by a secondary pressure line and connected to an auxiliary pump by a primary pressure line. A switching valve including a pilot port connected to the secondary pressure line by a pilot line is interposed between the auxiliary pump and the first solenoid proportional valves.

Abstract: A hydraulic system according to one aspect of the present disclosure includes: control valves interposed between a main pump and hydraulic actuators; and solenoid proportional valves connected to pilot ports of the control valves. Among the solenoid proportional valves, a first solenoid proportional valve and a second solenoid proportional valve are connected to a pair of pilot ports of a particular control valve, respectively. The first solenoid proportional valve and the second solenoid proportional valve are directly connected to an auxiliary pump. The solenoid proportional valves except the first solenoid proportional valve and the second solenoid proportional valve are connected to the auxiliary pump via a switching valve. The switching valve includes a pilot port that is connected, by a switching pilot line, to a first pilot line between the first solenoid proportional valve and the particular control valve.

Abstract: A medical manipulator according to one or more embodiments may include: a first manipulator arm with multi-degree of freedom that holds a medical tool at a distal end portion thereof; a second manipulator arm with multi-degree of freedom that holds a medical tool at a distal end portion thereof; an arm base that holds base end portions of the first and second manipulator arms; a movement mechanism configured to move the base end portion of the first manipulator arm with respect to the arm base to change a distance between the base end portion of the first manipulator arm and the base end portion of the second manipulator arm; and a positioner configured to move the arm base and position the arm base in place.

Abstract: An in-vacuum twin-arm robot transports substrates in a vacuum space. The in-vacuum twin-arm robot includes a base arm, a first arm, a second arm, a first hand, and a second hand. The base arm can move vertically and can rotate. The first arm can rotate with respect to the base arm. The second arm can rotate with respect to the base arm. The first hand rotates with respect to the first arm and holds and transports the substrate. The second hand rotates with respect to the second arm and holds and transports the substrate. The first arm and the second arm are rotatably mounted on a leading end of the base arm via a joint shaft formed hollow. An angle of the first hand with respect to the first arm and an angle of the second hand with respect to the second arm can be changed independently of each other.

Abstract: Provided is a labyrinth seal including a first structure; and a second structure opposing the first structure. The first structure includes seal fins located at intervals in an axial direction and extending toward the second structure; a downstream wall surface located most downstream one of the seal fins and extending toward the second structure. A tip of the downstream wall surface located at a side of a tip of the most downstream seal fin, the side being close to the second structure in a radial direction and having a first outlet surface extending from the tip of the downstream wall surface toward a downstream side. The second structure includes a second outlet surface opposing the first outlet surface, a radial gap between the first outlet surface and the second outlet surface; and a cavity surface located upstream of the second outlet surface recessed away from the first structure.

Abstract: A monitoring system according to one aspect of the present disclosure includes: a sensor to measure physical quantities at one or a plurality of measurement points of a structural body; processing circuitry configured to acquire measured values from the measurer; a memory to store the measured values acquired from the measurer; and a data storage that, when one or some of the measured values stored in the memory satisfy a predetermined trigger condition, and as a result, it is determined that the structural body has received impact, records a group of data of the measured values which are within a certain time range and include the measured value based on which it is determined that the trigger condition is satisfied.

Abstract: A unison ring of a gas turbine engine includes: an annular body including fiber-reinforced resin or circular-arc bodies including the fiber-reinforced resin, the fiber-reinforced resin including resin and reinforced fibers; and pin holes in which a pin is in a radial direction orthogonal to an axial direction of the unison ring. A main orientation of the reinforced fibers of the fiber-reinforced resin is directed in a circumferential direction of the unison ring.

Abstract: A control device controls non-excitation-actuated electromagnetic brake operation. The control device includes an electronic component having a characteristic that when an inter-terminal voltage of two electrodes is equal to or higher than a predetermined voltage, a resistance value is lower than when the voltage is lower than the voltage and a diode disposed such that a cathode is on a side having a higher potential than an anode. The coil in the non-excitation-actuated electromagnetic brake and the electronic component are connected in series to form a first series circuit, the first series circuit and the diode are connected in parallel, and the electronic component is connected in series with the coil provided in the non-excitation-actuated electromagnetic brake so as not to be conducted when the inter-terminal voltage is lower than the predetermined voltage, but to be conducted when the inter-terminal voltage becomes equal to or higher than the predetermined voltage.

Abstract: A VR training system includes: training terminals that generates simulation images for simulation training in common VR space and provides the simulation images to trainees individually associated with the training terminals; and a tracking sensor that detects motion of the trainees in real space. Each of the training terminals calculates a position and a posture of a self avatar in VR space based on a detection result of the tracking sensor, acquires position information on a position and a posture of another avatar in the VR space from another training terminal, and generates the another avatar in the VR space based on the acquired position information.

Abstract: An expansion joint includes: an outer tube including first and second ends and extending therebetween, the outer tube including first and second flanges, the first being located at the first end, the second being located at the second end and connectable to a downstream pipe; an inner tube including third and fourth ends and extending therebetween, the inner tube being located inside the outer and including third and middle flanges, the third flange being located at the third end and connectable to the upstream pipe, the middle flange being located at a middle portion between the third and fourth ends; and a closure including an outer peripheral portion connected to the first flange, an inner peripheral portion connected to the middle flange, and an elastic portion connecting the outer and inner peripheral portions. The first end is spaced from the third and located between the third and fourth ends.

Abstract: A transmission device includes a casing accommodating a transmission gear and having an oil sump for retaining oil. The oil in the oil sump flows from a lubrication pump through a lubrication passage and is injected to the transmission gear. A connection portion is provided in a part of the lubrication passage, which part is disposed outside the casing. A direction control valve is provided downstream of the lubrication pump and upstream of the connection portion in the lubrication passage with respect to a flow direction of the oil. The direction control valve is configured to open the lubrication passage when a hydraulic pressure in the lubrication passage exceeds a predetermined value and to close the lubrication passage when the hydraulic pressure is equal to or lower than the predetermined value.

Abstract: A medical support robot includes: a storage that houses a medical instrument; at least one robotic arm including a tip including an end effector that handles the medical instrument; a traveling structure that supports the storage and the at least one robotic arm and travels; and circuitry that performs control that may comprising causing the traveling structure to move to a medical robot that is a robot that performs medical practice.

Abstract: A spool is slidably located in a slide hole of a first housing. A second housing forms a servo chamber that is coaxial with the slide hole. A sleeve is slidably located in the servo chamber. A nut is fixed to a piston that is slidably fitted in the sleeve. An electric motor rotates a screw shaft screwed with the nut. The second housing includes an input port and a drain port. A first pressure chamber communicates with the input port. In a balanced state where forces applied to the sleeve from both sides are balanced, a second pressure chamber is blocked from the input port and the drain port by the piston. From the balanced state, when the piston shifts, the second pressure chamber comes into communication with the input port or the drain port.