Abstract: A particle beam apparatus includes: an electromagnet to which each ion beam from a plurality of ion sources having different ion species is capable of being introduced, and from which one of the ion beams is capable of selectively exiting to a device on a downstream side by switching a magnetic field intensity, in which the electromagnet is capable of deflecting the one of the ion beam to be exited to the device on the downstream side toward the device on the downstream side, and is capable of reducing exit of a different type of beam mixed in the ion beam to the device on the downstream side, the different type of beam being different from the one of the ion beam.

Abstract: A cryocooler includes a cold head including a displacer movable in an axial direction, a drive piston connected to the displacer to move the displacer in the axial direction, an expansion chamber formed with the displacer, a piston drive chamber formed with the drive piston, a spool valve including a valve drive chamber, a spool that moves between a first position and a second position in response to a pressure of the valve drive chamber, and a pressure control mechanism configured to control a pressure of the valve drive chamber so that the spool reciprocates between the first position and the second position, and to generate a pressure fluctuation having an opposite phase to the pressure fluctuation in the expansion chamber in the piston drive chamber in synchronization with the reciprocation of the spool.

Abstract: A cryogenic cooling system includes a gas circulation source; a cryocooler that cools a cooling gas; a cooling gas flow path that causes a cooling gas to flow from the gas circulation source to the object to be cooled; and a control device that controls the gas circulation source so as to execute initial cooling of the object to be cooled according to a prescribed flow rate pattern. The prescribed flow rate pattern is predetermined such that the cooling gas flows through the cooling gas flow path at a first average flow rate, and the cooling gas flows through the cooling gas flow path at a second average flow rate. The second average flow rate is smaller than the first average flow rate such that the cooling capacity of the cryogenic cooling system is increased.

Abstract: A magnetic field measuring device that measures a magnetic field distribution of a cyclotron, the magnetic field measuring device including a measurement unit that is disposed between a pair of magnetic poles of the cyclotron and measures the magnetic field distribution and a cable that is connected to the measurement unit, in which the cable reaches a side wall of the cyclotron from a center portion of the cyclotron by passing between the pair of magnetic poles.

Abstract: There is provided a reinforcement member for a vehicle which includes a cylindrical body section having a continuously closed cross section intersecting with a longitudinal direction. The cylindrical body section has a first surface, a second surface, and a third surface. The third surface has a fourth surface extending away from the second surface, and a fifth surface connecting the fourth surface and the first surface to each other. In a sectional view when viewed in the longitudinal direction, in a case where a virtual line connecting a first intersection portion where the first surface and the third surface intersect with each other and a second intersection portion where the second surface and the third surface intersect with each other is set, a third intersection portion where the fourth surface and the fifth surface intersect with each other protrudes outward with respect to the virtual line.

Abstract: A cryopump includes a cryocooler which includes a high-temperature cooling stage and a low-temperature cooling stage, a radiation shield which is thermally coupled to the high-temperature cooling stage and axially extends in a tubular shape from a cryopump intake port, a low-temperature cryopanel section which is thermally coupled to the low-temperature cooling stage, is surrounded by the radiation shield, and includes axially arranged cryopanels including a top cryopanel disposed closest to the cryopump intake port, and a top cryopanel accommodation cryopanel which is thermally coupled to the high-temperature cooling stage and is disposed in the cryopump intake port to form a top cryopanel accommodation compartment.

Abstract: A pulse tube cryocooler includes a pulse tube that includes a tube inner space, and an integral flow straightener that includes a flow straightening layer disposed to face the tube inner space so as to straighten a refrigerant gas flow from the tube inner space or into the tube inner space and a heat exchange layer formed integrally with the flow straightening layer outside the flow straightening layer with respect to the tube inner space so as to exchange heat with the refrigerant gas flow by contact with the refrigerant gas flow and is disposed at a low-temperature end and/or a high-temperature end of the pulse tube. The flow straightening layer includes a plurality of protrusions that protrude from the heat exchange layer toward the tube inner space.

Abstract: A forming device includes a fluid supply unit that is disposed at an end portion of a metal pipe material and supplies a first fluid to an inside of the metal pipe material via an opening of the end portion, in which the fluid supply unit includes a surrounding portion that surrounds an outer peripheral surface of the end portion and at which an annular groove portion is formed on an inner peripheral surface facing the outer peripheral surface, an annular sealing member disposed in the groove portion, and an operating portion at which a pressurizing force that pressurizes the sealing member toward the outer peripheral surface is generated.

Abstract: A speed reducer includes a reduction mechanism, which includes an internal gear and an external gear meshing with the internal gear, and a first member, and transmits rotating motion decelerated by the reduction mechanism to a driven member. The speed reducer includes a protection member disposed between the first member and the driven member. The first member is formed of a material having specific gravity lower than at least one of the internal gear and the external gear and hardness lower than the driven member. The protection member is formed of a material having hardness higher than the first member.

Abstract: A web processing system which includes two rollers configured to rotate at the same phase while being in contact with a web which continuously exists along a movement passage and a suppressing mechanism for suppressing a tension variation of the web between the two rollers.

Abstract: Provided is a forming device including a die, a lower base portion, an upper base portion, a pillar portion, and an electrical heating unit, in which, at a time of electrical heating performed by the electrical heating unit, a magnetic flux density inside the pillar portion is higher than at least one of a magnetic flux density at a center of a lower surface of the lower base portion and a magnetic flux density at a center of an upper surface of the upper base portion.

Abstract: A forming system forming a metal pipe by expanding a metal pipe material, includes: a main body part having a forming die for forming the metal pipe; an electrode causing a current to flow through the metal pipe material disposed in the forming die such that the metal pipe material is heated; a power supply unit disposed at a position separated from the main body part and supplying power to the electrode; and a power supply line connecting the power supply unit and the electrode, in which the power supply line includes a lower-side passing portion passing through a lower side of a placing surface on which the main body part is placed, a first connection portion drawn to an upper side of the placing surface and connecting the lower-side passing portion and the electrode, and a second connection portion connecting the lower-side passing portion and the power supply unit.

Abstract: An excavator includes a hydraulic oil holding circuit that is provided in an oil passage between a bottom-side oil chamber of a boom cylinder and a control valve and is closed when the boom is not lowered, and a controller. The controller releases a closed state of the hydraulic oil holding circuit when the excavator is in a predetermined unstable state, and controls a released state so that an acting velocity in a lowering direction of the boom becomes less than or equal to a predetermined reference.

Abstract: A cryocooler includes a displacer that includes a lid portion and a main body portion, a displacer drive shaft that includes a collar portion held between the lid portion and the main body portion, and a buffer that is disposed in a clearance between the collar portion and the lid portion or between the collar portion and the main body portion and includes a soft material and a hard material disposed on an opposite side to the collar portion with respect to the soft material.

Abstract: Provided is an X-ray CT apparatus including an X-ray irradiation unit that rotates around a placement portion on which an irradiation target is placed and emits X-rays; an X-ray detection unit that detects the X-rays emitted from the X-ray irradiation unit and passed through the irradiation target; and an image reconstruction unit that reconstructs a tomographic image of the irradiation target based on image data of the X-rays detected by the X-ray detection unit, in which the image reconstruction unit calculates a scattered ray component scattered in each of a plurality of three-dimensional spaces obtained by partitioning the irradiation target by a predetermined size among the X-rays detected by the X-ray detection unit in consideration of an atom number density per unit volume in each of sections included in the plurality of three-dimensional spaces and an atomic number, and reconstructs the tomographic image in consideration of the scattered ray component.

Abstract: A forming device which expands a metal pipe material to form a metal pipe having a pipe portion and a flange portion includes a hardness lowering portion which lowers a hardness of the flange portion to be lower than a hardness of the pipe portion.

Abstract: A cryopump includes: a first-stage cryopanel; a second-stage cryopanel; a cryocooler thermally coupled to the first-stage cryopanel and the second-stage cryopanel to cool the first-stage cryopanel to a first-stage cooling temperature and cool the second-stage cryopanel to a second-stage cooling temperature that is lower than the first-stage cooling temperature; and a cryocooler controller configured to execute first-stage temperature control for controlling the first-stage cooling temperature to a first-stage target temperature and increase the cooling capacity of the cryocooler when an increase in the second-stage cooling temperature is detected during the execution of the first-stage temperature control.

Abstract: A cryocooler includes a second-stage cooling stage, a second cylinder which includes the second-stage cooling stage on a terminal of the second-stage cylinder, a second-stage displacer which includes a magnetic regenerator material and is accommodated in the second-stage cylinder so as to be able to reciprocate in the second-stage cylinder, and a tubular magnetic shield which is installed on the second-stage cooling stage and extends along the second-stage cylinder outside the second-stage cylinder. The magnetic shield is formed of a normal conductor and a product of an electrical conductivity in a temperature range of 10 K (Kelvin) or less and a thickness of the tubular magnetic shield is 60 MS (Mega-Siemens) to 1980 MS.

Abstract: There is provided a superconducting magnet device including a superconducting coil, a vacuum vessel that accommodates the superconducting coil, a current lead that is connected to the superconducting coil and installed in the vacuum vessel, a power supply cable that is disposed outside the vacuum vessel and connected to the current lead, and a heating unit that is disposed apart from the current lead and heats the current lead via the power supply cable.

Abstract: A shovel includes a traveling lower body; a revolving upper body mounted on the traveling lower body; an attachment attached to the revolving upper body; and a control device mounted on the revolving upper body and configured to drive the attachment. The control device controls an angle of a teeth end of a bucket with respect to a target excavation ground, in accordance with hardness of the target excavation ground.