Abstract: A surgery manipulator arm according to an embodiment may include an arm body and a translation mechanism provided to a distal end portion of the arm body. The translation mechanism includes: a proximal side unit connected to the distal end portion of the arm body; a distal side unit including a tool holding part to which a surgical tool is attached; a connection unit connecting the proximal and distal side units; and an electrical wiring circuit electrically connecting the proximal and distal side units. The connection unit includes first and second pulleys; and a belt member wound around the first and second pulleys. The proximal and distal side units are attached to first and second attachment positions of the belt member such that the distal side unit moves in a direction opposite to a direction in which the proximal side unit moves in association with movements of the belt member.
Abstract: A control panel includes a first controller that performs communication in conformity with an Ethernet standard with a first device via a field network, a second controller that performs safety communication in conformity with an Ethernet standard with a second device that uses a safety signal, a PoE hub that performs PoE power supply to the first device or the second device, and a LAN terminal to which a LAN cable is connected.
Abstract: A temporary facility constructing method includes: mooring a hospital ship, loaded with containers, within a range of a predetermined distance from a temporary facility planned construction site; unloading the containers from the hospital ship and carrying the containers to the temporary facility planned construction site; assembling the containers at the temporary facility planned construction site to construct at least one of a residential facility or a medical facility; arranging an electric power cable connecting the hospital ship and at least one of the residential facility or the medical facility; and supplying electricity, generated by the hospital ship, through the electric power cable to at least one of the residential facility or the medical facility.
Abstract: A tilting pad bearing includes: a bearing housing that is cylindrical which includes inner and outer rings that are concentrically located, arc springs located side by side in a circumferential direction between the rings, and slits that separate the inner ring, the outer ring, and the arc springs from each other; bearing pads that are, on an inner peripheral side of the bearing housing, located side by side in the circumferential direction; and an oil feeder that feeds lubricating oil into gaps between the bearing pads, the gaps extending in the circumferential direction, and into the slits. The bearing housing includes divisional cylindrical bodies that are located side by side in the circumferential direction and are coupled together. Each of the divisional cylindrical bodies includes two divisional surfaces that are coupled to another divisional cylindrical body. The two divisional surfaces are located in a manner to avoid the arc springs.
Abstract: A robotic surgical system includes a controller configured or programmed to limit a speed command value within a range of a speed limit value, and limit an acceleration command value within a range of an acceleration limit value.
Abstract: An aircraft structure (such as a T-shaped structure, a convex structure, a curved structure, or the like) includes: a laminated structure including composite-material layers that are laminated; and wherein the composite material aircraft structure is a three-dimensional structure that includes at least one of a standing structure, a convex structure, or a curved structure. The composite-material layers include at least a composite-material layer in which a reinforced fiber is a single continuous fiber, wherein the single continuous fiber includes a partial slit region. When a thickness of a flat-plate formed body including a same laminated structure as the aircraft structure but not including the three-dimensional structure, is defined as a reference thickness, the aircraft structure includes a thin plate region which has a thickness that is smaller than the reference thickness while maintaining the laminated structure.
Abstract: An ultrasonic tester includes an ultrasonic sensor that applies ultrasound to a test object; a casing that holds the ultrasonic sensor immersed in a contact medium that allows the ultrasound to propagate therethrough, the casing including a test object-facing opening Further, there is circuitry configured to, when the test object-facing opening of the casing is passing an opening of the test object in a test direction of the test object, control a moving speed of the casing such that a region of contact between the test object and the contact medium entering the opening of the test object is kept within the opening of the test object.
Abstract: A state monitoring device monitors a state of a robot capable of playing back a predetermined operation. A time-series data acquirer acquires time-series data of state signals for a period of time from the timing of an acquisition start signal indicating a start of acquisition of a state signal reflecting a state of the robot to the timing of an acquisition end signal indicating an end of acquisition of the state signal. The time-series data is stored in association with timing information indicating the timing of acquisition and playback identification information identifying a playback operation of the robot. A dissimilarity calculator calculates dissimilarity between reference data based on the time-series data acquired in at least one operation and comparison data based on the time-series data acquired in an operation performed after the acquisition of the time-series data pertaining to the reference data.
Abstract: A screw supply jig includes first and second members, the second being disposed lower than the first. Either member can be slidably moved relative to the other. In the first member, a first passage hole is formed in the vertical direction. In the second member, at least a part of a second passage hole is formed in the vertical direction. The second passage hole has a first and second recessed part which is penetration shape and having a larger than the first recessed part in planar view. The recessed parts are disposed side by side in the direction of relative sliding of the members, and are connected to each other. In conjunction with the relative sliding, a situation in which the first recessed part of the second passage hole faces the first passage hole, and a situation in which the second recessed part faces the first passage hole are switched.
Abstract: A damper includes: cylindrical damper body, damper body including inner ring and outer ring located concentrically, arc springs located side by side in circumferential direction between inner and outer rings, and slits that separate inner ring, outer ring, and arc springs; sealers on both sides of damper body in axial direction, sealers including sealing surfaces, sealing surfaces facing open ends of slits in axial direction, with gaps between sealing surfaces and open ends of slits; and viscous fluid that fills slits and gaps. Arc springs include first arc spring and second arc spring located side by side in circumferential direction. Each slit includes: inner slit portion that separates first arc spring and inner ring; outer slit portion that separates second arc spring and outer ring; connecting portion that connects inner slit and outer slit portions. Connecting portion includes restrictor that restricts viscous fluid movement between inner and outer slit portions.
Abstract: A berth for a multi-purpose disaster response ship includes: a quay at which the multi-purpose disaster response ship is berthed; a building located along the quay, including at least one quay-facing gate, and sharing at least one common purpose with the multi-purpose disaster response ship; a horizontal movement restrainer that restricts and permits horizontal movement of the multi-purpose disaster response ship relative to the quay; and a vertical movement restrainer that adjusts a vertical location of the multi-purpose disaster response ship to a specified level relative to the quay and that restricts and permits vertical movement of the multi-purpose disaster response ship situated at the specified level.
Abstract: A friction stir spot welder includes: a pin; a shoulder; a rotary driver; a tool driver; and circuitry that performs an operation of driving the rotary driver and the tool driver such that the pin and the shoulder press a workpiece by a first pressing force while rotating at a first rotational frequency, and after the operation, performs an operation of driving the rotary driver and the tool driver such that a tip of the shoulder in a rotating state is pressed in to a first position. The first position is a position corresponding to 46% or more of a thickness of the workpiece from a front surface of the workpiece. A press-in speed of the shoulder until the shoulder reaches the first position is a constant speed.
Abstract: A teaching device is a teaching device for a robot including a base, an arm having a plurality of links coupled to each other and coupled to the base, and a hand coupled to the arm. The teaching device includes a setter that sets a predetermined condition including start and end points of the hand in predetermined movement of the arm, and a deriver that derives a movement trajectory of the hand from the start point to the end point and a movement trajectory of the arm according to the movement trajectory of the hand based on the predetermined condition while changing the position of the base.
Abstract: The robot teaching method includes a pre-registration step, robot operation step, and teaching step. The pre-registration step is for specifying a relative self-position of a measuring device with respect to surrounding environment by measuring the surrounding environment using the measuring device, and registering an environment teaching point that is a teaching point of the robot specified using the relative self-position. The robot operation step for automatically operating the robot so that the relative self-position of the robot with respect to the surrounding environment become equal to the environment teaching point in a state where the measuring device is attached to the robot. The teaching step for registering a detection value of a position and a posture of the robot measured by an internal sensor as teaching information in a state where the relative self-position of the robot with respect to the surrounding environment become equal to the environment teaching point.
Abstract: A controller of a robot turns over a workpiece into a second state by causing a first end effector to execute a holding operation of holding a first portion in a first state, causing the first robot arm to execute, after the holding operation, a lifting operation of lifting the first end effector such that a second sheet surface separates from a turnover station, causing the first robot arm to execute, after the lifting operation, a lowering operation of lowering the first end effector with a first sheet surface facing downward, and causing the first end effector to execute, before completion of the lowering operation and after the holding operation, a rotary operation of rotating about a first rotation axis in a direction of raising a first end portion.
Abstract: A loading robot hand includes a first member, a second member, and a drive unit. The second member can hold an article between the first member and the second member. The drive unit moves the second member in a direction toward and away from the first member. The drive unit includes a moving base, a fluid cylinder, a pressure regulator, and a controller. The moving base is slidably movable by driving a drive source. The fluid cylinder is attached to the moving base. The pressure regulator can change operating pressure of the fluid cylinder. The controller controls the pressure regulator. A direction of expansion and contraction of the fluid cylinder is parallel to a direction of slide movement of the moving base. The second member is attached to a portion of the fluid cylinder that is movable relative to the moving base.
Abstract: An evaporator that receives heat from a heat generator to change at least part of a working fluid from a liquid phase to a gas phase includes: a housing including an accommodation chamber that accommodates the working fluid; and a heat receiver located on a bottom surface of the housing and thermally connected to the heat generator. The housing includes: a porous plate dividing the accommodation chamber into an upper chamber and a lower chamber and including a large number of pores through which the upper and lower chambers communicate with each other; at least one working fluid inlet opening into the upper chamber; a partition dividing a bottom of the lower chamber into liquid retainers; and at least one working fluid outlet opening into the lower chamber and located above the partition.
Abstract: A double-acting tool for friction stir spot welding is used to weld a first member and a second member each formed of a thermoplastic resin molding by friction stir spot welding. An overlapping part of the first member and the second member is formed, and the tool is disposed against the overlapping part while rotating a pin and a shoulder about a rotation axis. The shoulder is plunged into the overlapping part to start friction stir. The plunging is continued until the shoulder penetrates the first member, and penetrates the second member or reaches a depth corresponding to a first thickness t1 or lager. Subsequently, the overlapping part is backfilled with a resin material overflowed due to the plunging.
Abstract: A teaching device is a teaching device for a robot including a base, an arm having a plurality of links coupled to each other and coupled to the base, and a hand coupled to the arm. The teaching device includes a setter that sets a predetermined condition including start and end points of the hand in predetermined movement of the arm; a deriver that derives a movement trajectory of the hand from the start point to the end point and a movement trajectory of the arm according to the movement trajectory of the hand based on the predetermined condition; a display that displays at least one of the movement trajectory of the arm or the movement trajectory of the hand, the movement trajectories being derived by the deriver; and a corrector that corrects the movement trajectory displayed on the display according to user's input operation.
Abstract: An imaging system includes: an unmanned flight vehicle; an imager that is mounted on the unmanned flight vehicle and takes an image of a robot which performs work with respect to a target object; a display structure which is located away from the unmanned flight vehicle and displays the image taken by the imager to a user who manipulates the robot; and circuitry which controls operations of the imager and the unmanned flight vehicle. The circuitry acquires operation related information that is information related to an operation of the robot. The circuitry moves the unmanned flight vehicle such that a position and direction of the imager are changed so as to correspond to the operation related information.