baber/WOPTO huggingface dataset:
Patent JP-2019176604-A (JP)
Title: Dc/dc conversion system, and power conversion system
Inventor: KAJIWARA SHOGO
IPC: H02M3/155
Filed: 2018-03-28
Abstract: To provide a DC/DC conversion system and a power conversion system for identifying an element causing an abnormality when detecting the abnormality in a plurality of DC/DC converters connected in parallel.SOLUTION: In a DC/DC conversion system (10), in a state where a voltage is applied between a positive terminal and a negative terminal on a secondary side, a control unit 30 turns on a first switching element (S1i) of i-th (1≤i≤n) DC/DC converter (1i) and a second switching element (S2j) of j-th (1≤j≤n, j≠i) DC/DC converter (1j), detects the presence or absence of an opening abnormality of the first switching element (S1i) of the i-th DC/DC converter (1i), based on a current detected by a current detecting unit (3i) of the i-th DC/DC converter (1i), and detects the presence or absence of the opening abnormality of the second switching element (S2j) of the j-th DC/DC converter (1j), based on a current detected by a current detecting unit (3j) of the j-th DC/DC converter (1j).SELECTED DRAWING: Figure 2
Patent JP-2019174606-A (JP)
Title: Slide glass for physical observation, heating temperature measurement unit, and physical observation method
Inventor: TAKAMI CHIHOMI
IPC: G02B21/30
Filed: 2018-03-28
Abstract: To provide a slide glass for physical observation capable of measuring or adjusting temperature of a sample as accurately as possible while excellently maintaining workability in physical observation.SOLUTION: A slide glass 2 for physical observation comprises: a bottomed sample arrangement hole 21 formed on an upper surface 201 of the slide glass 2; and a temperature measuring element arrangement groove 22 to dispose a temperature measuring element 3, formed on the upper surface 201 of the slide glass 2 in a state communicating with a hole side surface of the sample arrangement hole 21. The slide glass 2 is placed for use on a heater 4 for heating a sample 8 arranged in the sample arrangement hole 21.SELECTED DRAWING: Figure 1
Patent JP-2019175105-A (JP)
Title: Die deflection model creation system and die deflection model creation program
Inventor: ARAI MASAAKI
IPC: G06F17/50
Filed: 2018-03-28
Abstract: To create a die deflection model capable of performing analysis with excellent precision while restraining the increasing number of man-hours.SOLUTION: A die deflection model creation system in an analysis model of a die for analyzing press forming using a press forming die by a finite-element method, and that comprises: a fine mesh surface shell model acquisition section 210 for acquiring a fine mesh surface shell model that is a fine mesh made up of shell elements in an elastic body without rigidity as a surface model of a deflection consideration die required for considering deflection, from either of the dies; a hoarse mesh solid model creation section 220 for creating a hoarse mesh solid model that is a hoarse mesh of the deflection consideration die made up of solid elements in an elastic body; and an adhesive surface creation section 230 for bonding the surface of the hoarse mesh solid model and the fine mesh surface shell model by a prescribed contact condition.SELECTED DRAWING: Figure 2
Patent JP-2019170757-A (JP)
Title: Method for manufacturing antibacterial absorbent article
Inventor: SEKIYA ASAMI
IPC: C08K3/105
Filed: 2018-03-29
Abstract: To provide a method for manufacturing an absorbent article which prevents discoloration and coloring of the absorbent article and has excellent antibacterial properties in the case of applying silver antimicrobial agent to the absorbent article including superabsorbent polymer and pulp.SOLUTION: A method for manufacturing an antibacterial absorbent article includes allowing superabsorbent polymer to integrate with an antibacterial agent-attached pulp in which silver antimicrobial is attached to pulp. The absorbent article obtainable by this manufacturing method prevents the absorbent article from being discolored by urine or the like, and also demonstrates excellent antibacterial performance.SELECTED DRAWING: Figure 1
Patent JP-2019174394-A (JP)
Title: Spectrum spread signal receiver
Inventor: IKENAGA YOSHIFUMI
IPC: G01S19/37
Filed: 2018-03-29
Abstract: To provide a spectrum spread signal receiver with which it is possible to appropriately search in a short time for the code phase of a spectrum spread signal consisting of a time-division multiplexed L2C or L6 signal.SOLUTION: When correlation processing an L2C signal and a replica code using a correlator and searching for a code phase, a GNSS signal receiver having received the L2C signal in which an L2CM code and an L2CL code are time-division multiplexed, uses the L2CM code for the replica code in an L2CM code section, and continues using the L2CM code for the replica code in some initial portion of an L2CL code section and does not perform correlation processing in the rest of the section.SELECTED DRAWING: Figure 3
Patent JP-2019178447-A (JP)
Title: Fiber structure
Inventor: NAKAMICHI SHINYA
IPC: D06M15/643
Filed: 2018-03-30
Abstract: To provide a polyamide fiber-containing fiber structure excellent in water repellency and antistatic property while using a water repellent with suppression of exhaust of PFOA and consideration of environment.SOLUTION: A fiber structure containing a polyamide fiber, to which a fluorine water repellent and inorganic salt are adhered via at least one kind selected from a sulfone group-containing compound and a polyvalent phenolic compound adhered to a surface of the fiber structure, and which has measured concentration of PFOA and PFOS respectively by high speed liquid chromatography mass spectrometer (LC-MS) of the fiber structure of less than 5 ng/g respectively, friction voltage resistance of 2000 V or less, and water repellency after 20 times cleaning of third level or more.SELECTED DRAWING: None
Patent JP-2019179752-A (JP)
Title: Local vacuum device, charged particle device, and vacuum region forming method
Inventor: FUNATSU TAKAYUKI
IPC: H01J37/20
Filed: 2018-03-30
Abstract: To provide a local vacuum device for appropriately maintaining a local vacuum region that has been formed.SOLUTION: A local vacuum device comprises: a vacuum forming member which is capable of locally forming a vacuum region partially covering a surface of an object W and making contact with the object; a holding device 22f having a holding face capable of holding the object W; an external face located at least at a portion around the holding face; and a position changing device for changing relative positions of the surface of the object W and the external face which are along a predetermined direction intersecting the surface of the object W held by the holding face.SELECTED DRAWING: Figure 22
Patent JP-2018118993-A (JP)
Title: Pyrazol-1-yl benzene sulfonamides as ccr9 antagonists
Inventor: CHEN XI
IPC: A61P35/02
Filed: 2018-04-02
Abstract: PROBLEM TO BE SOLVED: To provide compounds useful in modulating chemokine activity and chemokine receptor activity.SOLUTION: The present invention provides an arylsulfonamide derivative such as 4-t-butyl-N-(3-methyl-1-(quinazolin-4-yl)-1H-pyrazol-5 yl)benzenesulfonamide.SELECTED DRAWING: None
Patent JP-2019185158-A (JP)
Title: Redundant-system sensor abnormality determination device and control device
Inventor: HAMAGUCHI KENICHI
IPC: G05B9/03
Filed: 2018-04-03
Abstract: To appropriately determine abnormality of a redundant sensor.SOLUTION: A control target is measured with a redundant sensor to which a control input is given. An estimated value with reference to a measured value after n(n≥1) sampling time is obtained using a dynamic model determined statistically to the control target. An estimation error calculation unit 10 calculates an estimation error of each sensor, which represents a difference between the estimated value and a measured value. A normal system determination unit 20 determines a sensor having a minimum value of the estimation errors comparing a plurality of estimation errors. The normal system determination unit 20 determines a sensor having a minimum value of smoothed estimation errors after the estimation errors are smoothed.SELECTED DRAWING: Figure 1
Patent JP-2019182935-A (JP)
Title: Aqueous composition
Inventor: KONISHI ATSUSHI
IPC: A61Q13/00
Filed: 2018-04-04
Abstract: To provide an aqueous composition that improves a degree of freedom in perfuming, without limitations on the content of an aldehyde flavor, and inhibits color fading of a water-soluble dye due to light, and a liquid detergent composition employing the same.SOLUTION: An aqueous composition contains (a) a water-soluble dye, (b) a flavor component [(b) component], (c) an antioxidant, and water. In the (b) component, the content of (b1) an aldehyde flavor is 3 mass% or more and 100 mass% or less.SELECTED DRAWING: None
Patent JP-2019185980-A (JP)
Title: Multi-conductor cable with connector
Inventor: SUZUKI MASATERU
IPC: H01R24/00
Filed: 2018-04-06
Abstract: To provide a multi-conductor cable with connector capable of restraining transmission loss.SOLUTION: A multi-conductor cable 1 with connector includes a multi-conductor cable 2 including coaxial wire pairs 31-34, a first connector including a first board 11, and a second connector including a second board 13. A first pad 40Af connected with the first coaxial wire pair 31 is connected with the first connector pin 60Af on the first face 11A by a first circuit 12, and a second pad 40Ab connected with the first coaxial wire pair 31 is connected with the second connector pin 60Bb on the second face 13B side by a second circuit 14. The first pad 40Af connected with the coaxial wire pair 32 is connected with the first connector pin 60Bf on the second face 11B by the first circuit 12, and the second pad 40Ab connected with the coaxial wire pair 32 is connected with the second connector pin 60Ab on the first face 13A side by the second circuit 14.SELECTED DRAWING: Figure 2
Patent JP-2019078737-A (JP)
Title: Device and method for measuring high voltage conductive wire current
Inventor: YOU XUANLAI
IPC: G01R19/00
Filed: 2018-04-11
Abstract: To provide a device and a method for measuring a high voltage conductive wire current.SOLUTION: A measuring device comprises: a current transformer 1; a rectification adjustment electric circuit 2; a multistage operation amplification electric circuit 3; a detection electric circuit 4; an analog-digital conversion electric circuit 5; and a display electric circuit 6. The current transformer 1 is mounted onto a high voltage conductive wire and its output terminal is connected with the rectification adjustment electric circuit 2 to become a DC power supply power source, providing power to the multistage operation amplification electric circuit 3 and the display electric circuit 6. After a voltage across a sampling conductive wire is connected with an input terminal of the multistage operation amplification electric circuit 3, and after it is connected with the detection electric circuit 4 to acquire a current value of the sampling conductive wire, the current is output to the analog-digital conversion electric circuit 5, converted into a high voltage conductive wire current value, converted into a digital signal, and output to the display electric circuit 6 to be displayed.SELECTED DRAWING: Figure 1
Patent JP-2018116064-A (JP)
Title: Sensor
Inventor: FRASER M SMITH
IPC: G01B11/00
Filed: 2018-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a position sensor.SOLUTION: A sensor which can include an optical element that supports a first light source operable so as to direct first light beam and a second light source operable so as to send second light beam is disclosed. The sensor also includes an imaging device which is arranged in proximity to an optical element and can operate to convert them into electric signals by directly receiving the first light beam and the second light beam. The imaging device and the optical element can move to each other. The sensor can further include an optical position module which receives an electric signal and obtains positions of the first light beam and the second light beam on the imaging device. In addition, the sensor can include a position module configured so as to obtain a relative position of an imaging device and an optical element on the basis of the positions of the first light beam and the second light beam on the imaging device.SELECTED DRAWING: Figure 1
Patent JP-2018198419-A (JP)
Title: Low frequency broadband sound source for underwater navigation and communication
Inventor: ANDREY K MOROZOV
IPC: B63B49/00
Filed: 2018-04-13
Abstract: To provide an underwater sound source for a deep sea navigation positioning system.SOLUTION: An underwater sound source includes an acoustic driver, a control arrangement of the acoustic driver, and a resonance tube coupled acoustically with the acoustic driver. The resonance tube has a pair of portions with a slot, where each portion with a slot is placed at a position corresponding to the node of harmonic wave of the resonance tube, along the length thereof. A sound system is configured to emit an output signal contained in a bandwidth specified by double resonance characteristics of the resonance tube. The sound source may also include a pair of coaxial tubular sleeves placed around the resonance tube, and each sleeve is configured to cover one portion with slot slidably, and to adjust resonance frequency of the tube over a wide range. At the high frequency end, frequency response of the resonance tube takes a form of double resonance when the slot is opened.SELECTED DRAWING: Figure 1
Patent JP-2019184015-A (JP)
Title: Diaphragm valve
Inventor: IIMURA KATSUAKI
IPC: F16K7/12
Filed: 2018-04-16
Abstract: To enable electric conductivity of a diaphragm made of fluorine resin composite material to be further improved and to enable a damage of the diaphragm and a valve main body to be further prevented.SOLUTION: This invention comprises: a valve main body (2) having a fluid passage (2a) and a valved seat (2c) arranged at the fluid passage to enable the fluid passage to be spaced apart to an upstream side and a downstream side; a diaphragm (3) pushed against the valve seat to space apart the fluid passage to the upstream side and the downstream side; and pressing force mechanisms (5 to 8) arranged at an opposite side of the valve main body through the diaphragm to cause the diaphragm to be pushed against the valve seat. The diaphragm is composed of fluorine resin composite material containing carbon nano-tubes, the fluorine resin composite material containing carbon nano-tubes at a rate of 0.045 mass% or more and 0.055 mass% or less. Or, a volume resistivity of the fluorine resin composite material is 73.5 Ω cm or more and 225 Ω cm or less.SELECTED DRAWING: Figure 2
Patent JP-2019190513-A (JP)
Title: piston ring
Inventor: HIRATA SHINICHI
IPC: F02F5/00
Filed: 2018-04-20
Abstract: To provide a piston ring capable of restricting the increase in oil consumption during high load operation and under in-cylinder negative pressure environment when used as a second compression ring or a third compression ring, furthermore capable of restricting the partial wear of a ring groove.SOLUTION: A piston ring according to the invention, comprises an outer peripheral surface having: a taper part in which in a cross-sectional view along the axial direction, expanding outward in the radial direction as going from the upper side to the lower side in the axial direction; and an outer peripheral top part which continues on the lower side in the axial direction with respect to the taper part, in which a gradual increase region is formed at the abutment gap which gradually increasing to the lower surface toward the lower side in the axial direction. The gradual increase region is provided only on the lower side in the axial direction than the outer peripheral top part of the outer peripheral surface.SELECTED DRAWING: Figure 6
Patent JP-2019187280-A (JP)
Title: Bearing with magnetic seal, and fishing reel having such bearing with magnetic seal integrated thereinto
Inventor: ABE YUTARO
IPC: A01K89/01
Filed: 2018-04-24
Abstract: To provide a bearing with a magnetic seal for suppressing increase of torque by reducing slide resistance between a retainer and a ball, and viscous resistance.SOLUTION: A bearing 1 with a magnetic seal includes a retainer 8 for holding a plurality of balls 7 between an inner ring 3 and an outer ring 5, rollably over a circumferential direction, and a magnetic seal 10 disposed between the inner and outer rings on one side in the axial direction, for holding magnetic fluid. The retainer 8 is disposed so that the open side 8B of a holding part for holding the plurality of balls 7 is faced to the magnetic seal 10 side.SELECTED DRAWING: Figure 1
Patent JP-2019189412-A (JP)
Title: Cleaning jig to remove foreign substances adhering to step groove of passenger conveyor
Inventor: ASANUMA HIROTO
IPC: B66B31/00
Filed: 2018-04-26
Abstract: To provide a cleaning jig for a passenger conveyor capable of easily removing foreign substances adhering to a step groove.SOLUTION: A cleaning jig for a passenger conveyor comprises: a fixed part fixed to a comb plate provided at an entrance of the passenger conveyor; a movable part connected to the fixed part on an exposed step side of the passenger conveyor; an elastic part for generating a load that pushes the movable part toward the exposed step; and a cleaning part held on the exposed step side in the movable part and maintained in a state where it enters into a plurality of grooves of the exposed step 7 by a load from the elastic part.SELECTED DRAWING: Figure 2
Patent JP-2019190787-A (JP)
Title: Heat exchanger
Inventor: SAEGUSA HIROSHI
IPC: F28F9/26
Filed: 2018-04-27
Abstract: To provide a heat exchanger which can improve heat-exchange performance while suppressing size enlargement.SOLUTION: A heat exchanger comprises a main body part 3 having low-pressure core parts 1 having cross-section flat low-pressure tubes 11 forming low-pressure refrigerant flow passages 110 and a low-pressure small-diameter tanks 12 for collecting or distributing low-pressure refrigerants to the low-pressure tubes 11, and high-pressure core parts 2 having cross-section flat high-pressure tubes 21 for forming high-pressure refrigerant flow passages 210, and high-pressure small-diameter tanks 22 for collecting or distributing high-pressure refrigerants to the high-pressure tubes 21. The low-pressure core parts 1 and the high-pressure core parts 2 are laminated in a plurality of layers so that the low-pressure refrigerant flow passages 110 and the high-pressure refrigerant flow passages 210 intersect with each other. The main body part 3 has low-pressure large-diameter tanks 15 for collecting or distributing the low-pressure refrigerants to the low-pressure small-diameter tanks 12 of the plurality of low-pressure core parts 1, and high-pressure large-diameter tanks 25 for collecting or distributing the high-pressure refrigerants to the high-pressure small-diameter tanks 22 of the plurality of high-pressure core parts 2.SELECTED DRAWING: Figure 1
Patent JP-2019192148-A (JP)
Title: Traffic situation estimation system, and, traffic situation estimation method
Inventor: OBA YOSHIKAZU
IPC: G08G1/01
Filed: 2018-04-27
Abstract: To estimate a traffic situation of a load at high accuracy even if the number of vehicle detection devices that measure the number of passing vehicles is small.SOLUTION: A traffic situation estimation system according to the embodiment comprises: a passing vehicle number information acquisition part; a passing time information acquisition part; a reference accumulative traffic mount calculation part; a pseudo accumulative traffic amount generation part; and a traffic situation estimation part. The reference accumulative traffic mount calculation part calculates a reference accumulative traffic mount as an accumulative value of the number of vehicles passing through a reference point on the basis of passing vehicle number information. The pseudo accumulative traffic amount generation part generates a pseudo accumulative traffic amount as an accumulative value of the number of vehicles passing through a prescribed point other than the reference point in the load on the basis of the reference accumulative traffic amount and the passing through time information. The traffic situation estimation part estimates the traffic situation of the load on the basis of the reference accumulative traffic amount and the pseudo accumulative traffic amount.SELECTED DRAWING: Figure 2
Patent JP-2019197365-A (JP)
Title: Optical information reader, optical information reading system, optical information reading method, and program
Inventor: HIRONO MITSUAKI
IPC: G06K7/14
Filed: 2018-05-09
Abstract: To appropriately prevent reading results of the same information from being repeatedly output with relatively simple processing under various conditions in a case of automatically and repeatedly reading information indicated by a symbol whose light reflectance is different from surroundings.SOLUTION: When read data is obtained by reading information indicated by a symbol whose light reflectance is different from surroundings (S15), if a timer corresponding to a value of the read data is not counting (No in S16), counting of a predetermined time is started in the timer corresponding to the value of the read data (S20). When the value of the read data is output as valid reading results (S21) and the timer corresponding to the value of the read data is counting (Yes in S16), counting of the timer corresponding to the value of the read data is continued as it is and the value of the read data is adapted not to be output as valid reading results (S17).SELECTED DRAWING: Figure 12
Patent JP-2018139444-A (JP)
Title: Router
Inventor: JACOB LOVELESS
IPC: H04L12/46
Filed: 2018-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a device for communication and a recording medium.SOLUTION: A router includes: a plurality of network interfaces; a first processor that obtains data received from a first network via a first network interface, converts a network address of the data so that the data has an address on a second network, and communicates the data converted from the first network into the second network by the first processor to a second processor; and a second processor that obtains the data converted from the first network into the second network by the first processor from the first processor, and communicates the data to the second network via a second network interface.SELECTED DRAWING: Figure 1A
Patent JP-2019140660-A (JP)
Title: Sound amplification system integrated with back cavity pressure sensing, and audio player
Inventor: YE JINGHUA
IPC: H04R3/00
Filed: 2018-05-11
Abstract: To reduce sound amplification distortion and protect a loudspeaker.SOLUTION: A sound amplification system includes: a loudspeaker body 10, including a diaphragm, a voice coil, a back cavity, and a microphone 11 that is disposed in the back cavity and configured to sense the strength of the pressure; a computing unit 12 configured to estimate a displacement of the diaphragm from the strength of the pressure; and a processing unit 13 configured to determine the estimated displacement of the diaphragm, compare the determined displacement with a reference displacement, and, when it is determined that the displacement exceeds a preset threshold, generate a pre-compensation signal and provide it to a driving unit 14.SELECTED DRAWING: Figure 1