Abstract: This rubbing determination device determines rubbing of a rotary machine which comprises a fixed part and a rotary part. The present device acquires an AE signal detected by means of an AE sensor provided in the rotary machine and acquires a gap amount between the fixed part and the rotary part. A rubbing determination evaluation index is generated on the basis of the AE signal and the gap amount, and rubbing in the rotary machine is determined on the basis of the rubbing determination evaluation index.

Abstract: In a vehicle seat, to reduce the driving force for making the seat expand and contract, a vehicle seat includes a first frame, a second frame supported to be movable relative to the first frame toward a first side and a second side opposite to the first side, and an actuator for causing the second frame relative to the first frame toward the first side and the second side. The actuator includes a first actuator that urges the second frame toward the first side, a second actuator that urges the second frame toward the second side, and a control device that controls an urging force generated by each of the first actuator and the second actuator. Preferably, each of the first actuator and the second actuator includes a fluid bag to and from which compressed air is supplied and discharged by the control device.

Abstract: A light guiding plate is provided that includes a transparent member; a plurality of reflectors inside of the transparent member; and a projection optical system. The transparent member includes a light entering portion; a first surface on a side of a viewer; and a second surface that faces the first surface and that is a surface at which the video light entering the transparent member is reflected The projection optical system causes video light reflected at the second surface to be reflected onto a corresponding one of the plurality of reflectors. The reflectors are arranged side by side in a direction in which the video light enters the transparent member. Each of the reflectors is inclined at a specified angle with respect to the first surface, and an area of the reflector and/or spacing between the reflectors is changed according to a distance from the projection optical system.

Abstract: To provide a display apparatus capable of preventing unwanted images from being visually recognized by an observer and others. A display apparatus according to the present technology includes: an image light generation apparatus that generates image light; and a light guide plate that guides the image light from the image light generation apparatus to an eyeball, in which the light guide plate includes a light guide plate main body including a light incident surface upon which the image light enters, and an optical surface group including a plurality of optical surfaces that guides the image light via the light incident surface, at least one reflection surface that is provided inside the light guide plate main body and reflects the image light via the optical surface group to a side of the eyeball, and at least one light-shielding portion that is provided in the light guide plate main body and shields a stray light component of the image light.

Abstract: A mounting surface of a housing of an integrated optical module includes a first bonding region to which a first bonding material for bonding a loading part on which a plurality of light emitting elements are loaded is to be applied, and a second bonding region to which a second bonding material for bonding an optical multiplexer is to be applied. On the mounting surface, a bonding material outflow blocking part for blocking bonding material outflow is provided between the first bonding region and the second bonding region. The bonding material outflow blocking part extends in a direction intersecting with but not orthogonal to an incident direction of an optical signal, and in advancement along the extending direction thereof, the distance from a side of a bonding surface of the loading part along the incident direction of the optical signal increases.

Abstract: Provided is a separation and recovery method that is method of separating and recovering, from a mixture containing at least a resin layer 1 containing a hydrolyzable polymer A as a main component and a resin layer 2 containing a nonhydrolyzable polymer B as a main component, a hydrolytic component a of the hydrolyzable polymer A and the nonhydrolyzable polymer B, the method including a decomposition and separation step of subjecting the mixture to a hydrothermal reaction treatment to hydrolyze and separate the hydrolyzable polymer A, and to separate the nonhydrolyzable polymer B while a molecular weight of thereof is maintained.

Abstract: In one embodiment, an MRI apparatus includes: a transmission circuit configured to apply a transmission pulse to an object; at least one radio frequency (RF) coil configured to include an active trap circuit provided with a PIN diode, and to receive a magnetic resonance signal from the object; a power supply circuit configured to apply a reverse bias voltage and a forward bias voltage to the PIN diode, and to apply multiple values of a forward current when the forward bias voltage is applied to the PIN diode; and a control circuit configured to control the power supply circuit in such a manner that the power supply circuit sets the forward current to the multiple values, depending on imaging conditions.

Abstract: In one embodiment, An MRI apparatus comprising: an RF coil that includes a plurality of coil elements and can be installed in an arbitrary orientation with either a front surface or back surface brought into contact with the object; a table on which the object is placed; and processing circuitry configured to acquire an MR “Magnetic Resonance” signal in a first scan along any one axis from each of a plurality of representative coils selected from the plurality of coil elements, detect respective positions of the plurality of representative coils along the one axis based on MR signals, and determine disposition of the RF coil relative to the table based on the respective positions of the plurality of representative coils.

Abstract: A device management system includes a database and a request acceptance portion which accepts a connection request from a device. The connection request is a request for causing the request acceptance portion to execute access to the database. When the connection request is accepted from the device, the request acceptance portion sets a restriction rate according to a load amount of the database and selectively executes, by a ratio corresponding to the restriction rate, processing of permitting access to the database and processing of not permitting access to the database and notifying the device of an error.

Abstract: A magnetic resonance imaging apparatus of an embodiment includes an RF coil including a plurality of coil elements, a plurality of preamplifiers, a combiner, and a transmission line. The coil elements transmit an RF pulse to a subject placed in an imaging space, and receive a signal generated from the subject by the RF pulse. The preamplifiers are each connected to each of the coil elements via an input channel with the number of channels corresponding to the coil element, and amplify the signal received by the coil element. The combiner is connected to each pair of preamplifiers that are paired among the preamplifiers, and generates a combined signal obtained by combining the signals amplified by the preamplifiers. The transmission line transmits the combined signal combined by the combiner.

Abstract: There is provided an image display device capable of preventing an unnecessary image from entering the fields of view of an observer and a viewer of the observer. An image display device according to the present technology includes a light projection system that projects image light, and a light guide system that includes a light guide plate having a reflection surface inside, the light guide plate guiding the image light from the light projection system to an eyeball, in which the light guide plate includes a light guide plate main body, and a gas layer provided in the light guide plate main body, and the reflection surface is an interface between the light guide plate main body and the gas layer. With the image display device according to the present technology, it is possible to suppress an unnecessary image from entering the fields of view of an observer and a viewer of the observer.

Abstract: There is provided a small and lightweight display device capable of coping with a change in a positional relationship between an image display device and a pupil of an observer.

Abstract: A method of manufacturing a stator for a rotary electric machine. The stator includes a stator core and coil segments including protruding portions that are twisted by a first twist angle, except small-twisted protruding portions which are ones of the protruding portions and which are twisted by a second twist angle that is smaller than the first twist angle. The method is executed by using a tubular-shaped tool having engaging grooves having a first groove width, except small-twisting engaging grooves which are ones of the engaging grooves and which have a second groove width that is larger than the first groove width. The tubular-shaped tool is spirally rotated relative to the stator core, with the protruding portions being inserted in the engaging grooves except the small-twisted protruding portions that is inserted in the small-twisting engaging grooves, whereby the protruding portions including the small-twisted protruding portions are concurrently twisted.

Abstract: In one embodiment, an MRI apparatus includes: a transmission circuit configured to apply a transmission pulse to an object; at least one radio frequency (RF) coil configured to include an active trap circuit provided with a PIN diode, and to receive a magnetic resonance signal from the object; a power supply circuit configured to apply a reverse bias voltage and a forward bias voltage to the PIN diode, and to apply multiple values of a forward current when the forward bias voltage is applied to the PIN diode; and a control circuit configured to control the power supply circuit in such a manner that the power supply circuit sets the forward current to the multiple values, depending on imaging conditions.

Abstract: A radio frequency coil according to an embodiment is configured to receive a magnetic resonance signal from an examined subject. The radio frequency coil includes an expandable and contractible first element and an expandable and contractible second element. The radio frequency coil has an overlap region where a first loop formed by the first element overlaps with a second loop formed by the second element. The ratio of the area of the overlap region to the area of the region enclosed by the first loop changes in accordance with expansion/contraction of the first element forming the first loop. The first element and the second element include liquid metal in at least a part thereof.

Abstract: According to one embodiment, a coil element includes an extendable and contractible coil and a capacitor. The capacitor is connected to the coil and has an electrostatic capacity which changes due to a physical change in response to extension or contraction of the coil.

Abstract: When the application (P) is activated (enabled, validated) by the second activation key (K2) issued by the first electronic apparatus (10), the control circuit (21) of the second electronic apparatus (20) stores the application identifier (PI), i.e., information for specifying the application (P) in the backup area (the second storage area (282)). Even if the application (P) is accidentally deleted from the second electronic apparatus (20), the application (P) can be recovered by identifying the application based on the information in the backup area.

Abstract: An image-capturing apparatus according to an embodiment of the present technology includes a base plate, a base body, a lens holding section, and a first bonding material. An imaging element is implemented on the base plate. The base body includes a first surface portion arranged to be oriented toward the base plate, and is connected to the base plate. The lens holding section includes a second surface portion spaced from the first surface portion, and holds a lens section that forms an image of light that enters the lens section. The first bonding material is filled into a space between the first surface portion and the second surface portion to connect the base body and the lens holding section.

Abstract: An MRI apparatus according to an embodiment includes a whole body RF coil accommodated in a gantry. The whole body RF coil includes a first element unit used for transmission of a radio frequency magnetic field; and a second element unit used for reception of a magnetic resonance signal produced from a subject having been applied with the radio frequency magnetic field. The first element unit is a birdcage-type RF coil having two end rings and a plurality of rungs spaced apart from each other along the circumferential direction of the end rings. The second element unit is a microstrip antenna.

Abstract: An electronic apparatus includes: an input module configured to input an export instruction and an electronic apparatus identifier, the export instruction instructing to export an application, the electronic apparatus identifier corresponding to one different electronic apparatus; a controller module configured to generate an activation key on a basis of the electronic apparatus identifier where the export instruction is input, the activation key being for activating the application only in the one different electronic apparatus, control to output a package file including the application and the activation key, and inactivate the application after a certain replacement transition time period passes, the certain replacement transition time period starting from an output time point of the package file; and an output module configured to output the package file controlled by the controller module.