Abstract: A gas generator includes a plurality of gas discharge openings arranged in a circumferential wall portion along a circumferential direction as not overlapping with each other. The plurality of gas discharge openings consist of one group or two or more groups of first gas discharge openings, one group or two or more groups of second discharge openings, and one group or two or more groups of third gas discharge openings. The gas discharge openings included in each of the groups of first to third gas discharge openings are set to be opened at an identical opening pressure. The second gas discharge openings are higher in opening pressure than the first gas discharge openings and lower in opening pressure than the third gas discharge openings. The gas discharge openings included in each group of gas discharge openings are evenly arranged in rotation symmetry at an angle not greater than 120°.

Abstract: A seal structure for a turbocharger, including: a seal ring; a seal groove in which the seal ring is disposed; and a treated portion, which is formed at least at a part of one or both of the seal ring and the seal groove, and is subjected to surface treatment for anti-oxidation.

Abstract: A blower includes an impeller, a motor, and a housing. The impeller is able to rotate around a center axis extending vertically. The motor includes a rotor connected to the impeller and a stator facing the rotor in a radial direction. The housing accommodates at least a part of the motor. The housing includes a first housing part, a second housing part, and a rib. The first housing part is disposed on an outer side in the radial direction of the stator and a radial inner surface thereof forms a flow passage. The second housing part is disposed on an inner side in the radial direction of the first housing part. The rib connects the first housing part and the second housing part. A bottom surface of the rib includes a bottom-surface first area that extends downward toward a front side in a rotational direction of the impeller.

Abstract: To provide a two-component developer for electrostatic charge image development, the two-component developer enabling a high image quality to be kept and enabling the occurrence of fogging to be suppressed even in continuous printing of an image high in coverage rate. The two-component developer for electrostatic charge image development includes a toner particle including a toner base particle and an external additive disposed on the surface of the toner base particle, and a carrier particle including a core material particle and a covering section disposed on the surface of the core material particle, wherein the external additive includes an alumina particle, and the percentage of exposed area of the core material particle is 4.0% or more and 15.0% or less.

Abstract: A gas generator includes a housing constructed by combining and joining a plurality of shell members. One of the plurality of shell members includes a cylindrical portion and a flange portion. The cylindrical portion is provided with a plurality of gas discharge openings including gas discharge openings different in opening area from one another. The flange portion is shaped such that a distance from an axial line of the cylindrical portion to an outer edge of the flange portion is non-uniform. When a perpendicular line is drawn to the axial line from a maximum outer geometry position in the outer edge of the flange portion most distant from the axial line, a gas discharge opening arranged closest to the perpendicular line is a gas discharge opening other than a gas discharge opening largest in opening area among the plurality of gas discharge openings.

Abstract: The invention includes a method to provide composite graphite particles for a nonaqueous secondary battery negative electrode, wherein metal particles capable of alloying with Li can be internally present with favorable dispersibility. The present invention relates to composite graphite particles for a nonaqueous secondary battery negative electrode containing graphite (A) and metal particles (B) capable of alloying with Li, wherein the degree of dispersion of the metal particles (B) in the composite graphite particles is 0.78 or more.

Abstract: A gas generator includes an igniter, a cup-shaped member, and a fixing member. The cup-shaped member accommodating an enhancer agent bursts or melts at the time of activation. The fixing member fixing a filter does not burst and melt even at the time of activation. Ra and Ha satisfy a condition of Ra/Ha 1.00 where Ra represents an inner diameter of a sidewall portion of the cup-shaped member and Ha represents a distance between a top wall portion of the cup-shaped member and the igniter. The sidewall portion includes a first region surrounded by a partition wall portion of the fixing member and a second region not surrounded by the partition wall portion. The partition wall portion has an end portion arranged closer to a top plate portion than the igniter. A gas generating agent is arranged to face the top wall portion, the second region, and the partition wall portion.

Abstract: A drive apparatus according to the present invention includes a stepping motor that transmits power to a rotating shaft of a conveyance roller, a brushless motor that transmits power to the rotating shaft of the conveyance roller, a first controller that controls an operation of the stepping motor so that the stepping motor rotates at a constant speed, and a second controller that controls an operation of the brushless motor. The second controller switches control of the brushless motor between, in accordance with a conveyance state of the sheet, assist control in which power of the brushless motor assists a rotation of the stepping motor, brake control in which power of the brushless motor prevents the rotation of the stepping motor, and neutral control in which power of the brushless motor does not affect the rotation of the stepping motor.

Abstract: To provide a VPN access control system, an operating method thereof, a non-transitory computer-readable recording medium having a program recorded thereon, a VPN router, and a server capable of reducing the effort of work of an administrator and quickly permitting remote access. A VPN access control system includes a VPN router and an image server. The VPN router executes a router authentication process based on router authentication information, and the image server executes a server authentication process based on server authentication information. The image server receives an access right granting request from a portable terminal of a registered user to which the access right has been granted and executes a first user registration process. The VPN router executes a second user registration process based on a command from the image server, and transmits an authentication information notification to a user who is an access right granting target.

Abstract: A smartphone case that enables millimeter-wave band communication to be robust in terms of connection stability is provided. The smartphone case is to be removably attached to a smartphone and includes one or more millimeter-wave band communication antennas associated with a communication circuit for carrying out millimeter-wave band communication. This configuration offers a high degree of flexibility in the layout of the one or more millimeter-wave band communication antennas, with the performance of a 5G communication system being fully exploited.

Abstract: Provided is an electrostatic image developing toner containing toner mother particles having external additives on a surface of the mother particle, wherein the external additives contains calcium titanate particles having an average primary particle size in the range of 50 to 150 nm, and alumina particles; and an average primary particle size of the alumina particles is less than the average primary particle size of the calcium titanate particles.

Abstract: A semiconductor device capable of reducing the influence of noise and easily securing a breakdown voltage between a source wiring and a drain wiring constituting a capacitance between a source and a drain even when shrinkage of a cell progresses, and a manufacturing method thereof are provided. The drain wiring is electrically connected to a substrate region, and the drain wiring is disposed in contact with an upper surface of an interlayer insulating layer. The source wiring is electrically connected to source regions and are disposed in contact with the upper surface of the interlayer insulating layer. A plurality of MOSFET cells are arranged side by side in a X-direction. The drain wiring and the source wiring extends in the X direction and are adjacent to each other in a Y direction crossing the X direction to form a capacitor.

Abstract: A machine quantity controlling device which controls a quantity of a heat source device to operate in a heat source system including a first heat source device and a second heat source device, the first heat source device being a waste heat recovery type absorption chiller, the second heat source device other than a waste heat recovery type absorption chiller, the machine quantity controlling device including an acquisition unit that obtains a waste heat utilization maximum load which is a maximum load when the first heat source device receives only supply of the waste heat; a determination unit that determines a predetermined load range from the waste heat utilization maximum load to be a first optimal load range as an optimal load range of the first heat source device; and a machine quantity control unit that controls a quantity of the second heat source device to operate so that the sum of a total of minimum values of the optimal load range of the first heat source device to operate and a total of minimum

Abstract: An ultrasonic motor includes an annular vibrator and an annular moving member that is brought into pressure-contact with the vibrator. The vibrator includes an annular vibrating plate and an annular piezoelectric element. The piezoelectric element includes an annular lead-free piezoelectric ceramic piece, a common electrode arranged on one surface of the piezoelectric ceramic piece, and a plurality of electrodes arranged on the other surface of the piezoelectric ceramic piece. The plurality of electrodes include two drive phase electrodes, one or more non-drive phase electrodes, and one or more detection phase electrodes. A second surface of the vibrating plate includes a plurality of groove regions extending radially, and the depths of the groove regions change in a circumferential direction along a curve obtained by superimposing one or more sine waves on one another. The ultrasonic motor exhibits a sufficient drive speed while suppressing generation of an unnecessary vibration wave.

Abstract: A drive apparatus according to the present invention includes a first motor that transmits power to a rotating shaft of a conveyance roller for conveying a sheet, a second motor that transmits power to the rotating shaft of the conveyance roller, a storage that stores information indicating the driving force of the second motor during a period in which the conveyance roller conveys the sheet; and a controller that drives the second motor with the driving force indicated by the information during a period when the conveyance roller conveys the sheet, wherein the controller changes the information stored in the storage according to a load applied to the conveyance roller during the period when the conveyance roller conveys the sheet, and drives the second motor with a driving force indicated by the information after the change during a period when the conveyance roller conveys a next sheet.

Abstract: In a fee collection system a game machine as a charge collective apparatus is provided with a reader terminal for obtaining predetermined identification information from a card, and a reader control unit for outputting to a control board a signal equivalent to an output signal of a coin selector, wherein when a card ID is transmitted from the reader control unit, a management PC refers to charge setting data, determines the consumption amount of electronic money, and requests an account management server to process withdrawal of the consumption amount from an account of electronic money corresponding to the card ID. The management PC notifies the reader control unit the processing result transmitted from the account management server, and outputs to the control board a signal equivalent to the output signal of the coin selector when the withdrawal is successful.

Abstract: A hot-dip galvanized steel sheet wherein the hot-dip galvanized steel sheet comprises a base steel sheet and a hot-dip galvanized layer, a ferrite phase is, by volume fraction, 40% or more and 97% or less in a range of ? thickness to ? thickness centered at a position of ¼ thickness from the surface of the base steel sheet, a hard structure is 3% or more in total, wherein the hot-dip galvanized steel sheet has the hot-dip galvanized layer in which Fe is 5.0% or less and Al is 1.0% or less, and columnar grains formed of a ? phase is 20% or more in an entire interface between the plated layer and the base steel sheet on the surface of the base steel sheet in which a ratio of a volume fraction of the hard structure in a surface layer range of 20 ?m depth in a steel sheet direction from an interface between the hot-dip galvanized layer and the base steel sheet is 0.10 times or more to 0.

Abstract: An image forming apparatus includes the following. An upstream second conveying roller and a downstream second conveying roller form a loop on the long sheet. A deviation amount detector detects a deviation amount of the long sheet. A loop amount detector detects a loop amount in two positions in a width direction. A speed controller controls a rotating speed of the upstream second conveying roller and the downstream second conveying roller based on a deviation amount and a difference of loop amounts in two positions. Each of the upstream second conveying roller and the downstream second conveying roller includes a near roller and a far roller. The speed controller controls the rotating speed of the near roller and the far roller based on the deviation amount and the difference of the loop amounts in the two positions.

Abstract: To provide a two-component developer for electrostatic charge image development, the two-component developer enabling a high image quality to be kept and enabling the occurrence of fogging to be suppressed even in continuous printing of an image high in coverage rate. The two-component developer for electrostatic charge image development includes a toner particle including a toner base particle and an external additive disposed on the surface of the toner base particle, and a carrier particle including a core material particle and a covering section disposed on the surface of the core material particle, wherein the external additive includes an alumina particle, and the percentage of exposed area of the core material particle is 4.0% or more and 15.0% or less.

Abstract: A system includes; a first power line connectable with a first fuse and feeds electric power from a battery to a controller; a second power line connectable with a second fuse and feeds electric power from the battery to the controller; a first detector that detects whether the first fuse is connected; a second detector that detects whether the second fuse is connected; and the controller that causes specific equipment to operate upon detection of receipt of a signal by a receiver that operates intermittently to receive signals from a mobile terminal. The controller sets a cycle of operation of the receiver to a first cycle when the first fuse is connected, and set the cycle of operation of the receiver to a second cycle longer than the first cycle, when it is detected that the first fuse is not connected, and the second fuse is connected.