Abstract: To provide an industrially useful ?-olefin•((meth)acrylic acid)-based olefin copolymer having both a high molecular weight and a high comonomer content, a catalyst component capable of realizing a production of two different kinds of ?-olefin•((meth)acrylic acid)-based olefin copolymers, and a production process using the catalyst. An ?-olefin•((meth)acrylic acid)-based olefin copolymer is produced by using a metal complex complexed with a ligand represented by the following formula (Y is phosphorus or arsenic) for a catalyst composition.

Abstract: A power storage system includes a power generation element that performs environmental power generation, a first storage battery that receives power generated by the power generation element and supplies the power to a load device, a second storage battery that has a capacitance smaller than that of the first storage battery and is connected in series with the first storage battery, a first switcher that is connected in parallel to the second storage battery, short-circuits both terminals of the second storage battery in a closed state, and releases a short-circuited state of the second storage battery in an open state, and a switching unit that controls the opened and closed states of the first switcher.

Abstract: A tactile sensation providing apparatus for providing a tactile sensation based on an operator's input to an object, without wasting an existing application resource constituting a user interface, and a control method for the tactile sensation providing apparatus are provided. A tactile sensation providing apparatus 1 includes a touch sensor 40, a tactile sensation providing unit 50 configured to vibrate a touch face of the touch sensor 40, a display unit 30, and a control unit 10 configured to set a tactile sensation to be provided by the tactile sensation providing unit 50 for an object displayed on the display unit 30 based on information about the tactile sensation supplied from application software and, when detecting an input to the object, to control the tactile sensation providing unit 50 such that the tactile sensation set for the object is provided to a pressing object pressing the touch face.

Abstract: In a motor drive device of the present invention, a motor control unit is disposed on a first surface of an attaching unit, and a heat sink is disposed on a second surface opposite to the first surface. A first duct connects the second surface and the heat sink with each other. A second duct is disposed on the first surface, and a fan motor is disposed in the second duct. A space inside the first duct in communication with only a second opening of the attaching unit, and a space inside the second duct is in communication with both a first opening and the second opening of the attaching unit.

Abstract: A motor drive device that closes a mounting hole for mounting a fan unit by way of a fan fixing member is provided with a structure that can effectively improve operability for maintenance. A bar serving as a regulating member of a motor drive device has a first projecting piece that is formed so as to curve downwards after extending in the horizontal direction from a top part thereof, and a second projecting piece that projects downwards from a bottom part thereof, and by the first projecting piece being placed in an upper insertion part and the second projecting piece being placed in a lower insertion part, a fan unit is fixed in a mounting hole of a flange.

Abstract: A fan cover (10), on which a fan motor (11) is mounted, includes: a fan cover flat portion in which an opening portion (12) is formed; a protruding portion (13) extending from the fan cover flat portion around the opening portion; and a supporting portion (14), which is arranged on the protruding portion, for supporting the fan motor, wherein a distance between the fan cover flat portion and the supporting portion of the protruding portion is smaller than the thickness of the fan motor.

Abstract: To provide a mounting fixture for a motor driver and a method of mounting the motor driver. A mounting fixture is used for mounting a motor driver on a power magnetics cabinet. The mounting fixture has a rod-like shape of a smaller diameter than multiple mounting holes of the motor driver. For mounting of the motor driver by fixing the mounting holes and multiple screw holes of the power magnetics cabinet with screws, the mounting fixture is inserted in advance into the mounting hole and the screw hole. The mounting fixture is fixed in any screw hole of the power magnetics cabinet. The position of the mounting hole of the motor driver is determined using the mounting fixture. The motor driver is fixed to the power magnetics cabinet with the screws.

Abstract: A power storage system of the invention, includes: a power generator; a first storage battery; a second storage battery having smaller capacitance than that of the first storage battery; a first switcher that connects or disconnects the first storage battery to or from a power supply line and a load device; a second switcher that connects or disconnects the second storage battery to or from the power supply line and the load device; a first switching unit that compares a voltage supplied to the load device with first and second predetermined threshold voltages and controls the first switcher according to a result of the comparison; and a second switching unit that compares the voltage supplied to the load device with third and fourth predetermined threshold voltages and controls the second switcher according to a result of the comparison.

Abstract: A power storage system includes a power generation element that performs environmental power generation, a first storage battery that receives power generated by the power generation element and supplies the power to a load device, a second storage battery that has a capacitance smaller than that of the first storage battery and is connected in series with the first storage battery, a first switcher that is connected in parallel to the second storage battery, short-circuits both terminals of the second storage battery in a closed state, and releases a short-circuited state of the second storage battery in an open state, and a switching unit that controls the opened and closed states of the first switcher.

Abstract: An optical waveguide which has sufficient orientation characteristics and its manufacturing processes are simple to be suitable for the manufacture of electro-optic elements and that can be reduced the power consumption by its large electro-optic characteristics and further can be thinned and stacked, and the material thereof. This material is characterized in a polymer compound that includes an oxazoline structure in a side chain, and an acid generator or a polyvalent carboxylic acid.

Abstract: A motor drive device is fixed to a wall part of a housing and comprises a duct having an inflow port and an outflow port of air. A main body part of the duct functions as a heat-sink unit which releases heat into the duct. The duct is arranged inside the housing. The inflow port and the outflow port are formed so that outside air can flow through openings formed in the wall part.

Abstract: A detachment tool of the present invention is a tool for detaching a device attached to a wall portion. The detachment tool includes a member in which a first through hole and a second through hole are formed, a first screw that fixes the member to the device while inserted into the first through hole, and a second screw that pushes the wall portion while inserted into the second through hole. The first through hole is a threaded hole that screw-engages with the first screw or an unthreaded hole. The second through hole is a threaded hole that screw-engages with the second screw. According to such a configuration, the detachment tool in which operationality in detachment is good, flexible adaptation to a space can be made, and force applied in detachment is also easily managed, and a motor drive device provided with the same can be provided.

Abstract: A motor drive device can improve the accuracy of detection of malfunction in a fan. The motor drive device includes a fan, a fan controller for controlling the fan, a rotation speed detecting part for detecting the rotation speed of the fan, a relationship acquiring part for acquiring a relationship between a time elapsed from a time point, at which the fan controller changes the rotation speed, and the rotation speed detected by the rotation speed detecting part, a malfunction determining part for determining whether the relationship acquired by the relationship acquiring part is different from a predetermined standard, and a malfunction signal generating part for generating a signal representing the occurrence of malfunction in the fan, when it is determined that the relationship is different from the standard.

Abstract: There is provided an optical waveguide which has appropriate orientation properties, a production process of which is simple so as to be suitable for producing an electro-optical element, and is able to reduce power consumption of the element due to excellent electro-optical properties, and further can be formed into a thin film and be layered; and a material for the optical waveguide. A cladding material of an optical waveguide, characterized by comprising a polymer compound including a triarylamine structure, and a nonlinear optical compound; and an optical waveguide produced by using the cladding material.

Abstract: A permeability evaluation method for evaluating permeability of heavy metal ions through a specimen, comprising a step of, in a state in which a first liquid containing heavy metal ions and a second liquid containing water and an organic solvent are separated by a specimen, applying a voltage between a positive electrode provided on the side of the first liquid and a negative electrode provided on the side of the second liquid and measuring the value of the current flowing between the positive electrode and the negative electrode, wherein the specimen contains an insulating material used in semiconductor production, and the heavy metal ion concentration of the first liquid is 0.5 mg/kg or more.

Abstract: A machine learning device for learning the fastening operation of a screw by a screwdriver includes a state observation unit for observing state variables consisting of at least one of a rotational speed of the screwdriver, a rotational direction of the screwdriver, a position of the screwdriver and an inclination of the screwdriver and at least one of a fastening quality of the screw fastened by the screwdriver and a fastening time for which the screw is fastened by the screwdriver, and a learning unit for learning at least one of the rotational speed, the rotational direction, the position and the inclination, observed by the state observation unit and at least one of a change of the fastening quality and a change of the fastening time, observed by the state observation unit in association with each other.

Abstract: Disclosed is an injection molding system including: a state observation section observing, when injection molding is performed, physical-amounts relating to the injection molding that is being performed; a physical-amount data storage section storing the physical-amount data; a reward-conditions setting section setting reward conditions for machine learning; a reward calculation section calculating a reward based on the physical-amount data and the reward conditions; an operating-conditions adjustment learning section performing machine learning of adjusting operating conditions based on the reward calculated by the reward calculation section, the operating conditions, and the physical-amount data; a learning-result storage section storing a learning result of the machine learning by the operating-conditions adjustment learning section; and an operating-conditions adjustment-amount output section determining and outputting an operating condition to be adjusted and an adjustment amount based on the machine lea

Abstract: A motor driving device capable of reliably detecting a malfunction in the performance of a heatsink. The motor driving device includes a heat generating element, a heatsink, an electric power detecting part for detecting a consumed power of the heat generating element, a temperature detecting part for detecting a temperature of the motor driving device, a temperature change calculating part for calculating, as a detected valuation, an amount of change in the temperature within a predetermined time, a reference determination part for determining a reference amount of change in the temperature based on the temperature and the consumed power, and a temperature change judging part for comparing the reference amount of change with the detected amount of change, and judges whether the detected change is different from the reference change.

Abstract: A mobile phone includes a generation unit for generating a user interface for instructing an execution unit to execute a predetermined function based on an application program, a memory unit for storing a definition file including information defining an object of the user interface, and a selection screen generation unit for generating a screen to receive selection of the object. The selection screen generation unit generates the selection screen based on object definition information of a plurality of user interfaces instructed. The generation unit generates a definition file including definition information of selected objects and also generates a compound user interface based on the definition file.

Abstract: In a motor drive device of the present invention, a motor control unit is disposed on a first surface of an attaching unit, and a heat sink is disposed on a second surface opposite to the first surface. A first duct connects the second surface and the heat sink with each other. A second duct is disposed on the first surface, and a fan motor is disposed in the second duct. A space inside the first duct in communication with only a second opening of the attaching unit, and a space inside the second duct is in communication with both a first opening and the second opening of the attaching unit.