baber/WOPTO huggingface dataset:
Patent JP-2021142226-A (JP)
Title: Male connector for enteral nutrition
Inventor: SHIBUYA MAKOTO
IPC: A61M39/10
Filed: 2020-03-13
Abstract: To establish compatibility between easiness of attachment/detachment of a coupler and high reliability of connection, in a male connector for enteral nutrition having the free lock-type coupler.SOLUTION: A male connector for enteral nutrition comprises a body part 101 that has a male lure part 111 capable of being inserted into a female connector for enteral nutrition, provided on an upstream side, and a coupler 102 capable of being screwed into the female connector. The coupler 102 has a coupler base 121 that is rotatably attached to the body part 101, and a female screw part 122 that is detachably attached to the coupler base 121.SELECTED DRAWING: Figure 2
Patent JP-2021150700-A (JP)
Title: Adaptive scale conversion method of correction value in decoding and decoder thereof
Inventor: IDOGUCHI YUSUKE
IPC: H03M13/19
Filed: 2020-03-17
Abstract: To provide a decoding method and a decoder that achieve both high decoding performance and low complexity by simplifying an expression that appears in a decoding algorithm by BP-based and performing adaptive adjustment of the expression in a decoding method for decoding a code word encoded with an LDPC code.SOLUTION: In a decoding method that decodes a code word encoded with an LDPC code, regarding a function g(x)=ln(1+e-|x|) introduced by the Jacobian expansion, one g(x) of multiple g(x) is replaced with an expression for scale conversion. In addition, among the expressions for scale conversion, the multiplication of a scale factor is converted into a shift operation.SELECTED DRAWING: Figure 1
Patent JP-2021148024-A (JP)
Title: Composite material blade, rotary machine, and method for forming composite material blade
Inventor: KAMIYA MASAMI
IPC: F02C7/00
Filed: 2020-03-17
Abstract: To provide a rotor blade of a rotary machine using a carbon fiber reinforced resin having improved impact resistance.SOLUTION: A composite material blade formed by using a fiber reinforced resin containing a resin and reinforcing fibers, comprises a base material part 11 provided on the inner surface of the composite material blade, and a first covering part 12 that covers the outer surface of the base material part. The base material part is formed by using a carbon fiber reinforced resin containing a first resin and carbon fibers. The first covering part is formed of an elastic polymer fiber reinforced resin containing a second resin and elastic polymer fibers, and has more impact resistance than the base material part.SELECTED DRAWING: Figure 2
Patent JP-2021148550-A (JP)
Title: Position estimation device, position estimation method, and position estimation program
Inventor: MIYAKE SHIRO
IPC: G01S5/14
Filed: 2020-03-18
Abstract: To provide a position estimation device, a position estimation method, and a position estimation program that can improve the estimation accuracy of positions.SOLUTION: A position information server 10 includes: an acquisition unit 101 that acquires received signal intensity when a receiver receives a wireless signal transmitted from a transmitter; an estimation unit 102 that uses at least the top first to third received signal intensity of the acquired received signal intensity to estimate the position of the transmitter or the receiver; and a reliability calculation unit 103 that calculates the reliability of the position estimation based on the used received signal intensity.SELECTED DRAWING: Figure 4
Patent JP-2021150459-A (JP)
Title: Dielectric thin film, dielectric element, and electronic circuit board
Inventor: ASAHI TOSHIO
IPC: H01G4/30
Filed: 2020-03-18
Abstract: To provide a dielectric composition having a high relative permittivity and high insulation resistance at high temperature.SOLUTION: In a dielectric thin film containing Ca, Sr, Ti, Hf, O, and N, and from among crystal grains existing in the plane field of view of 1 μm square perpendicular to the film thickness direction of the dielectric thin film, the number ratio of the crystal grains having a particle size of 19 nm or more and less than 140 nm is 95% or more, and from among the crystal grains existing in the plane field of view, the number ratio of the first crystal grains having a particle size of 65 nm or more and less than 77 nm is 20% or more, and from among the crystal grains existing in the plane field of view, the number ratio of the second crystal grains having a particle size of 19 nm or more and less than 54 nm is 40% or less.SELECTED DRAWING: Figure 1
Patent JP-2021148941-A (JP)
Title: Image forming apparatus
Inventor: IKEDA HIROAKI
IPC: G03G15/00
Filed: 2020-03-18
Abstract: To provide a small-size image forming apparatus that, when a monochrome printing command is transmitted in a state in which a unit holding part holds a unit for a special toner, can form a visually recognizable image on a recording medium.SOLUTION: A printer can form, on a recording medium P, a black color image composed of color toner images and a black toner image. The printer comprises: a first unit holding part 601 that holds a plurality of units for color toners that perform developing processing with color toners; a second unit holding part 602 that removably holds at least one of a unit for black toner that performs the developing processing with a black toner and the unit for a special toner that performs the developing processing with the special toner; and a control unit 30 that, when a monochrome printing command is transmitted in a state in which the second unit holding part holds the unit for the special toner, selects any one of the units for color toners held by the first unit holding part and transmits color image information to the unit for the color toner.SELECTED DRAWING: Figure 6
Patent JP-2020202366-A (JP)
Title: Manufacturing device of group iii nitride semiconductor crystal
Inventor: HOTEIDA NOBUYUKI
IPC: C30B29/38
Filed: 2020-03-19
Abstract: To provide a manufacturing device of group III nitride semiconductor crystal which can suppress the precipitation of group III nitride semiconductor crystal onto a structure on a raw material gas-introduction passage, and which can enhance the miscibility of a group III element-containing gas and a nitrogen element-containing gas which are to be supplied to a growing portion on a substrate.SOLUTION: A manufacturing device of group III nitride semiconductor crystal comprises: a raw material reaction chamber; a raw material reaction part provided in the raw material reaction chamber for producing a group III element-containing gas; a substrate holding member for holding a substrate; a raw material nozzle for spraying the group III element-containing gas toward the substrate; a nitrogen source nozzle for spraying a nitrogen element-containing gas toward the substrate, which has a spray direction crossing a spray direction of the raw material nozzle in front of the substrate in side view from a direction perpendicular to a vertical direction, and which forms a mixing portion to mix the group III element-containing gas and the nitrogen element-containing gas around a point of the crossing; heating means for heating the raw material reaction chamber, the raw material nozzle, the nitrogen source nozzle and the substrate holding member; and a turnaround mechanism for turning the substrate holding member.SELECTED DRAWING: Figure 1
Patent JP-2021005363-A (JP)
Title: Heuristic methods of converting higher order to quadratic polynomials in binary spaces
Inventor: MANDAL AVRADIP
IPC: G06N99/00
Filed: 2020-03-23
Abstract: To provide a method of converting a higher-order binary optimization (HOBO) problem to a quadratic unconstrained binary optimization (QUBO) problem.SOLUTION: The method may include creating a data structure of key-value pairs by sorting a plurality of indices of the variables of the HOBO problem, the key in each key-value pair corresponding to combinations of quadratic terms appearing in the HOBO and the value corresponding to all terms of at least degree three that contain the associated key. For each key of the data structure, a quadratization process is performed including identifying a key with the largest number of associated values, replacing the identified key with an auxiliary variable, and updating the data structure so as to correspond with the replacement of the auxiliary variable, storing the auxiliary variable and a quadratic term the auxiliary variable replaced as a pair in a data map. The method may also include constructing a quadratic polynomial for each pair in the data map.SELECTED DRAWING: Figure 1
Patent JP-2021150622-A (JP)
Title: Soft magnetic alloy powder, magnetic core, magnetic part, and electronic equipment
Inventor: KAJIURA YOSHIKI
IPC: H01F1/153
Filed: 2020-03-23
Abstract: To provide soft magnetic alloy powder capable of providing a magnetic core in which the decrease in relative magnetic permeability owing to application of pressure is suppressed.SOLUTION: Soft magnetic alloy powder comprises a primary component having a composition formula (Co(1-(α+β))X1αX2β)(1-(a+b+c+d+e))MaBbPcSidCre (atomic ratio) where X1 is one or more selected from a group consisting of Fe and Ni, X2 is one or more selected from a group consisting of Al, Mn, Ag, Zn, Sn, As, Sb, Cu, Bi, N, O, C, S and a rare earth element, and M is one or more selected from a group consisting of Nb, Hf, Zr, Ta, Mo, W, Ti and V, and a to e, α and β are each within a particular range. When a coercive force is YH in the case of applying a pressure XP to the soft magnetic alloy powder and a straight line determined by linearly approximating the relation between XP and YH by a least squares method is represented as YH=kXP+l, k(unit: Oe/MPa) satisfies 0≤k≤0.00100.SELECTED DRAWING: None
Patent JP-2021152572-A (JP)
Title: Drawing device, data processing device, drawing method and drawing data generation method
Inventor: NATAOCHI SHINYA
IPC: G03F7/20
Filed: 2020-03-24
Abstract: To provide a technique capable of reducing a computation resource or a computation time necessary to correct drawing data corresponding to the deformation of a substrate.SOLUTION: A data processing device: generates first division data showing each drawing content of a plurality of first mesh regions obtained by dividing an initial drawing region expressed by initial drawing data by an initial mesh width to synthesize the drawing content of each first mesh region according to a position of each first mesh region rearranged on the basis of a position of the alignment mark of a first substrate and generate first drawing data; and generates second division data showing each drawing content of a plurality of second mesh regions obtained by dividing a first drawing region expressed by the first drawing data by a mesh width larger than the initial mesh width to synthesize the drawing content of each second mesh region according to a position of each second mesh region rearranged on the basis of a position of the alignment mark of a second substrate and generate second drawing data showing a second drawing region including a predetermined pattern.SELECTED DRAWING: Figure 1
Patent JP-2021151976-A (JP)
Title: Production method of acetic acid, and production apparatus of acetic acid
Inventor: MATSUMOTO TADASHI
IPC: C07C53/08
Filed: 2020-03-25
Abstract: To provide a recovery method of ethyl iodide by-produced in a production process of acetic acid.SOLUTION: A production method of acetic acid includes a reaction step for carbonylating methanol with carbon monoxide to produce acetic acid, a flash evaporation step for separating a vapor phase fraction containing the acetic acid from a reaction product solution flowing in from the reaction step, and a light-end distillation step for producing a bottom liquid and an overhead effluent to be recycled to the reaction step from the vapor phase fraction. The production method further includes an excess water removal step for distilling a water phase discharged from the light-end distillation step to remove the excess water by-produced in the reaction step and separating at least methyl iodide, methyl acetate, and ethyl iodide to recycle to the reaction step or/and the light-end distillation step and a separation step for separating and removing water from a water phase containing at least ethyl iodide discharged from the excess water removal step.SELECTED DRAWING: Figure 1
Patent JP-2021154557-A (JP)
Title: Printer
Inventor: TATSUTA KOHEI
IPC: B41J2/01
Filed: 2020-03-26
Abstract: To provide a printer which can improve detection accuracy for detecting a state of an image formed on a medium.SOLUTION: A printer comprises: a medium storage part for accommodating a medium; a medium discharge port for discharging the medium to the exterior; a medium transport part which transports the medium along a transport path toward the medium discharge port from the medium storage part; a discharge head which forms an image on the medium by discharging a liquid onto the medium; a heating part which dries the liquid discharged onto the medium by heat; and an image detection part which detects the image formed on the medium. The discharge head, the heating part, and the image detection part are provided along the transport path, and the discharge head is positioned between the heating part and the image detection part in a direction along the transport path.SELECTED DRAWING: Figure 7
Patent JP-2021156355-A (JP)
Title: Construction machine hydraulic drive device
Inventor: TAKEBAYASHI KEIFUMI
IPC: F15B11/08
Filed: 2020-03-26
Abstract: To provide a construction machine hydraulic drive device capable of: preventing deceleration or suspension of one of two actuators having lower load pressure when saturation is caused by combined operation thereof associated with a large load pressure difference; preventing deceleration or suspension of one of two actuators having higher load pressure when the saturation is caused by the combined operation thereof associated with a particularly large load pressure difference; and curbing variation in combined operation performance due to an inclination angle of a vehicle body.SOLUTION: A hydraulic drive device comprises: pressure compensation valves 39a to 39h which maintain a pressure difference before and after flow rate regulation valves 30a to 30g at a predetermined pressure difference; a switch valve 46 arranged at a hydraulic passage section at an upstream side of the pressure compensation valves 39e to 39g; an inclination sensor 49 which detects an inclination angle of a vehicle body; and a controller 50 which controls the switch valve 46 in accordance with the inclination angle of the vehicle body. When an operation device 32a is operated, the controller 50 performs control so as to reduce an opening of the switch valve 46 concurrently with variable control thereof in accordance with the inclination angle of the vehicle body.SELECTED DRAWING: Figure 2
Patent JP-2020103962-A (JP)
Title: Electrosurgical sealer and divider
Inventor: JOSEPH D BUCCIAGLIA
IPC: A61B17/285
Filed: 2020-03-27
Abstract: To provide an electrosurgical instrument that reliably cuts and seals tissue.SOLUTION: The electrosurgical instrument includes: a movable tissue cutting mechanism; and a pair of opposing jaws that are shaped and configured to move between a closed position for clamping and sealing tissue held therebetween and an open position. The first jaw comprises an exposed tissue sealing surface which has a primary sealing surface and at least one protrusion extending from the primary sealing surface for concentrating a sealing current through the at least one protrusion. The second jaw comprises an exposed tissue sealing surface which has a primary sealing surface and at least one recess in the primary sealing surface for concentrating a sealing current through the at least one recess. The protrusion and the recess oppose each other when the pair of opposing jaws are in the closed position. Each one of the pair of opposing jaws comprises an elongated slot for receiving a portion of the cutting mechanism. A related method is also disclosed.SELECTED DRAWING: Figure 6
Patent JP-2020173087-A (JP)
Title: Tray, and heat treatment method and heat treatment device using the same
Inventor: IMAI TORAHIRO
IPC: C21D1/00
Filed: 2020-03-31
Abstract: To provide a tray capable of suppressing the generation of warpage by heat treatment, and a heat treatment method using the same.SOLUTION: A tray comprises a plurality of through holes for being mounted with a body to be treated in a thickness direction and is made of a planar ceramic body, and includes: a through hole formation region in which the plurality of through holes are formed; and heat exhaust parts having gas permeability in a thickness direction formed at the outside of the region. The heat exhaust parts are formed at both the sides with the through hole formation region sandwiched.SELECTED DRAWING: Figure 1
Patent JP-2021161909-A (JP)
Title: Oil retaining structure
Inventor: IMAMINE HIDEKI
IPC: F16N35/00
Filed: 2020-03-31
Abstract: To retain a lubrication oil leaking to the outside effectively.SOLUTION: An oil retaining structure 50 retains a lubrication oil leaking from an insertion hole 43 to an outer wall part 42 in the outer wall part 42 having the insertion hole 43 into which a shaft member 30 penetrating through a device body part 11 is inserted. An oil retaining member 51 capable of absorbing or adsorbing the lubrication oil is provided at a portion, which is located below the insertion hole 43, of the outer wall part 42.SELECTED DRAWING: Figure 2
Patent JP-2021161559-A (JP)
Title: Polyester conjugate fiber
Inventor: ONO TAKEMASA
IPC: D02G1/02
Filed: 2020-03-31
Abstract: To provide a polyester conjugate fiber that is excellent in soft stretchability, is suitable for applications of woven knitted goods with soft feelings, especially of lady's and men's clothes, is improved in sagging defects, and is excellent in high-order processing.SOLUTION: A side-by-side type or eccentric sheath-core type polyester conjugate fiber comprises two polymers as follows: a polyester comprising polybutylene terephthalate as a main constituent; and a polyester comprising polyethylene terephthalate as a main component, wherein the polyester conjugate fiber is characterized by satisfying the following constituent features (1) to (5): (1) a single fiber fineness thereof is 0.3 to 1.5 dtex; (2) the number of filaments thereof is 40 to 150; (3) stretch percentage elongation thereof is 20 to 40%; (4) a crimp-expressing part and a crimp-nonexpressing part exist in a longitudinal direction thereof, and a crimp-expressing rate thereof is 20 to 80%; and (5) 5≥(interlacing degree CF)/(the number N of crimp part per meter)≥1.SELECTED DRAWING: Figure 1
Patent JP-2021163216-A (JP)
Title: Moving body control device, moving body control program and moving body
Inventor: KUNO KAZUHIRO
IPC: G05D1/02
Filed: 2020-03-31
Abstract: To provide a moving body control device by which a moving body is moved to follow a subject in accordance with a walking state of the subject.SOLUTION: A moving body control device 6 includes: an observation locus acquisition means 611 that acquires, as an observation locus 11, a locus in which a subject walks; a basic locus acquisition means 612 that acquires, as a specific basic locus 100, a basic locus matching the observation locus 11; a subject prediction locus acquisition means 613 that acquires, as a subject prediction locus 12, a locus in which the subject walks from the present point of time on the basis of the specific basic locus 100; a prediction reliability calculation means 614 that calculates a prediction reliability γ on the basis of an uncertainty given along the subject prediction locus; a target locus acquisition means 615 that acquires, as a target locus 13, a locus formed by target positions G of a moving body 1 set ahead of the subject in an advancing direction; and a control command series generation means 616 that generates a control command series U using an evaluation function to which the subject prediction locus 12, the prediction reliability γ, the target locus 13 and a control locus 14 are inputted.SELECTED DRAWING: Figure 4
Patent JP-2020116408-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-04-02
Abstract: To suppress an increase in manufacturing costs of a game machine.SOLUTION: A game machine that performs variable display and can be controlled to an advantageous state advantageous to a player includes setting means capable of setting a setting value regarding a probability of being controlled to an advantageous state, performance control means for controlling execution of a performance on the basis of a command transmitted from information outputting means, game value imparting means for imparting a game value on the basis of entry of game media into a predetermined area, information display means capable of displaying information regarding a game value imparted by the game value imparting means, and the like. The information display means can display a setting value set by the setting means.SELECTED DRAWING: Figure 20-12
Patent JP-2020108830-A (JP)
Title: Connection apparatus for surgery table
Inventor: STEPHEN HOEL
IPC: A61G13/12
Filed: 2020-04-07
Abstract: To provide a novel and useful adjustable support apparatus for a surgery table.SOLUTION: An adjustable support apparatus 10 for a surgery table uses a patient platform having first and second end portions. First and second end supports 14 are used to mount the patient platform which is adjusted by a carriage 46 having a pawl element. The carriage includes studs having support surfaces for the patient platform. A tower utilizing a gear rack interacts with the carriage pawl element to position the patient platform relative to the first and second end supports of the surgery table.SELECTED DRAWING: Figure 4
Patent JP-2021167454-A (JP)
Title: Blast furnace operation method, charging method controller, charging method control program
Inventor: MATSUDA KOSHO
IPC: C21B5/00
Filed: 2020-04-13
Abstract: To appropriately control the shape of a coke layer and/or an ore layer in the radial direction in a blast furnace, and to realize the proper distribution of gas in the furnace in the radial direction.SOLUTION: In a blast furnace operation method, blast furnace charging materials are charged from a revolving chute, and the deposition shape at the furnace top is formed into a mortar shape inclined downward toward the furnace center. At least one of a maximum coke layer thickness and a minimum ore layer thickness in a furnace wall part before charging an ore raw material is evaluated in one furnace radial direction, and when the evaluated value is deviated from an allowable range, an improvement action for changing a charge distribution is performed.SELECTED DRAWING: Figure 7
Patent JP-2021170258-A (JP)
Title: Server, control method, program, and printing system
Inventor: INOUE TAKESHI
IPC: B41J29/38
Filed: 2020-04-16
Abstract: To enhance the convenience of printing via a cloud print service as one purpose.SOLUTION: A server for providing a cloud print service acquires attribute information showing a printing capability of a printer in registering the printer as an output destination printer of the cloud print service. Also, the server registers output destination printer information by associating the acquired attribute information with information showing an output destination. Here, the server registers the attribute information as the output destination printer information without discarding the attribute information even if the attribute information of the printer acquired in performing registration processing includes an attribute that is not supported by the cloud print service. The server transmits capability information of the output destination printer corresponding to a request to a request source on the basis of the registered attribute information in the case of receiving the request for acquiring the capability information of the output destination printer.SELECTED DRAWING: Figure 8