baber/WOPTO huggingface dataset:
Patent JP-2019188251-A (JP)
Title: Washing machine
Inventor: OGURA NORIFUMI
IPC: D06F39/00
Filed: 2019-08-09
Abstract: To provide a washing machine capable of determining the cloth quality of clothing with sufficiently high accuracy.SOLUTION: The washing machine in an embodiment includes a tub for accommodating clothing, a sensor which measures the reflectance of light having a specific wavelength from the clothing in the tub, determination means which determines the amount of water held by the clothing based on the measurements results of the sensor, and operation control means which controls the operation using the determination by the determination means.SELECTED DRAWING: Figure 1
Patent JP-2021028368-A (JP)
Title: Resin composition, cured product of resin composition, resin sheet, printed wiring board, and semiconductor device
Inventor: KAWAI KENJI
IPC: H05K3/46
Filed: 2019-08-09
Abstract: To provide a resin composition capable of giving a cured body having excellent dielectric characteristics and small warpage.SOLUTION: The resin composition contains: (A) a first resin having a poly(phenylene ether) skeleton and a butadiene skeleton in the molecule; and (B) one or more second resins selected from the group consisting of (B-1) an epoxy resin, (B-2) a maleimide resin, and (B-3) an allyl resin.SELECTED DRAWING: None
Patent JP-2021031188-A (JP)
Title: Controller of gathering device
Inventor: NISHIMURA YOSHIYASU
IPC: B65H39/042
Filed: 2019-08-13
Abstract: To avoid a decrease in processing capacity of a gathering device even when a paper feed cassette on an upstream side of a sheet conveyance path is switched to by a successive-stage function.SOLUTION: When a switching command unit 58 sends a switching command signal Cc out based upon a detection output signal Se representing that a final sheet is sent out at a fourth paper feed cassette 18BKi, a switching timing determination unit 62 determines, at a point te4 of time, whether a time Ta from the point te4 of time to a point t3 of time, or a time Tb from the point te4 of time to a predetermined point tx3 of time earlier than a point t5 of time is equal to or longer than a predetermined switchable time, and when the time Ta is shorter than the predetermined switchable time and the time Tb is equal to or longer than the predetermined switchable time, a paper feed control unit 70 supplies a drive control signal Cd3 at the predetermined point tx3 of time as a paper feed start point of time after a temporary stop operation is omitted so that a second sheet is to be fed at a third paper feed cassette 18BKi at the predetermined tx3 in the period from the t3 to the t5.SELECTED DRAWING: Figure 1
Patent JP-2021029266-A (JP)
Title: Weight support type walking assist device and its control method
Inventor: SANKAI YOSHIYUKI
IPC: A61H3/00
Filed: 2019-08-13
Abstract: To provide a weight support type walking assist device in which a wearer can greatly reduce a weight burden by a self- body weight applied to a knee joint even in a support leg phase of the walking motion, and to provide its control method.SOLUTION: A wearer who mounts a weight support type walking assist device reduces a load to a knee joint by the own weight of the wearer in a support leg phase of the walking motion when the walking motion is made while supporting buttocks in a seat part. Alternatively, each frame length is adjusted so that shoes may not come in contact with a walking surface in a swing phase of the walking motion, and a hip joint connection part and a knee joint connection part are made to freely turn according to the motion of a hip joint and the knee joint.SELECTED DRAWING: Figure 1
Patent JP-2021020033-A (JP)
Title: Puncture aid
Inventor: KIMURA KODAI
IPC: A61M5/00
Filed: 2019-07-29
Abstract: To provide a puncture aid that has a simple structure, makes work for puncturing a blood vessel with a needle easy, and is capable of inhibiting movement of a blood vessel going away to the left, to the right, or obliquely in puncturing the blood vessel with a needle when the blood vessel exists at a deep location in thick subcutaneous tissue under skin.SOLUTION: A puncture aid 1 having elastic deformability for fitting it to an arm has a simple structure composed of: a body part, in a tapered shape, a cylinder with an outer periphery of inner wall having a part at which an open part 3 is formed; a spiral salient 4 in a longer direction of the body part's inner periphery; and a C-shaped salient. The puncture aid adheres tightly to an arm 7, suppresses stress D in subcutaneous tissue around a blood vessel 12 and a muscle 11 while applying tension to the arm 7 via pressing force B, E, and suppresses, via pressing force C applied during puncture, stress D making the blood vessel go away to the left, to the right, or obliquely to inhibit the blood vessel at a deep location in thick subcutaneous tissue from going away.SELECTED DRAWING: Figure 6
Patent JP-2021033034-A (JP)
Title: Light source device
Inventor: MAENO KEIICHI
IPC: G02B5/26
Filed: 2019-08-23
Abstract: To provide a light source device capable of improving reflection efficiency of light.SOLUTION: A light source device is provided with a blue laser module 21 for emitting blue laser light in a first direction, and a dichroic mirror 22 that has an incident surface of a planar shape, reflects the incident blue laser light to introduce into a phosphor 24, and transmits at least part of light excited by the phosphor 24. On an incident surface of the dichroic mirror 22, a dichroic region S1 is provided on which dichroic coat is formed for reflecting blue laser light. The dichroic region S1 is formed such that a distance in a direction orthogonal to a first direction on an incident surface becomes longer as the region is located farther from the blue laser module 21.SELECTED DRAWING: Figure 2
Patent JP-2020119493-A (JP)
Title: Work support system and work support method
Inventor: EBISAWA TATSU
IPC: G06Q10/06
Filed: 2019-08-26
Abstract: To provide a work support system and a work support method that prevent an error of deskwork for determining approval or denial, correspondence or non-correspondence, etc., from information of a document etc.SOLUTION: A computer system is configured to: receive input of a work type, a work start, and a work end by a worker; store work performance information in a work performance information storage part as a work performance history; acquire a system log that a work system generates and records in a predetermined period and store it in a system log storage part; calculate, based upon the recorded work performance information and the recorded system log, a possibility that a work performance result is wrong as a risk value for individual work state being performed and individual work performance information on a work having been done; and present the calculated risk value to a user associatively with corresponding work performance information.SELECTED DRAWING: Figure 1
Patent JP-2021035737-A (JP)
Title: Drive circuit and liquid discharge device
Inventor: KASHIMURA TORU
IPC: B41J2/01
Filed: 2019-08-30
Abstract: To provide a drive circuit that can reduce a concern that a piezoelectric element may cause a malfunction therein.SOLUTION: A drive circuit includes: a first voltage output circuit connected to a first terminal and outputting a first voltage signal with a constant voltage value; a second voltage output circuit connected to a second terminal and outputting a second voltage signal with a constant voltage value; a drive signal output circuit connected to the first terminal and outputting a drive signal; and a control circuit for controlling driving in a first mode, a second mode and a third mode, where, in the first mode, the second voltage output circuit is controlled so as to output the second voltage signal and the drive signal output circuit is controlled so as to output a drive signal that fluctuates a voltage value, in the second mode, the second voltage output circuit is controlled so as to output the second voltage signal and the drive signal output circuit is controlled so as to output a drive signal that keeps a voltage at a third voltage value, and in the third mode, the first voltage output circuit is controlled so as to output the first voltage signal and the second voltage output circuit is controlled so as to output the second voltage signal.SELECTED DRAWING: Figure 13
Patent JP-2021039264-A (JP)
Title: Method of manufacturing laminated optical film
Inventor: SUGANO AKIRA
IPC: H01L51/50
Filed: 2019-09-04
Abstract: To provide a method of manufacturing a laminated optical film which offers reduced reflectance from external light and superior visibility.SOLUTION: Provided is a method of manufacturing a laminated optical film comprising a first optical film and a second optical film different from the first optical film laminated together via an adhesive layer. The adhesive layer comprises a first cured product layer of a first adhesive composition and a second cured product layer of a second adhesive composition. The method comprises a first step for coating a laminating surface of the first optical film with the first adhesive composition, and a second step for coating a laminating surface of the second optical film with the second adhesive composition, where the first cured product layer is cured first in the first step before the second cured product layer is cured.SELECTED DRAWING: Figure 2
Patent JP-2021044911-A (JP)
Title: Charging system
Inventor: DOGAN YOSHIHIRO
IPC: H01M10/48
Filed: 2019-09-10
Abstract: To charge batteries of work vehicles rapidly without using a large scale power source.SOLUTION: A charging system includes: charging devices each having a capacitor which is charged by a power source and a charger which can charge a battery of a work vehicle; and a management device which monitors states of the batteries of the work vehicles and states of the charging devices.SELECTED DRAWING: Figure 1
Patent JP-2021046361-A (JP)
Title: (7-HALO-2,3-DIHYDROTHIENO[3,4-b][1,4]DIOXIN-2-YL)METHANOL
Inventor: AKIYAMA EIICHI
IPC: C07D495/04
Filed: 2019-09-17
Abstract: To provide (7-halo-2,3-dihydrothieno[3,4-b]-1,4-dioxin-2-yl)methanol useful in producing a self-doped poly(3,4-ethylenedioxythiophene) derivative having head-to-tail coupling regularity.SOLUTION: The invention provides (7-halo-2,3-dihydrothieno[3,4-b]-1,4-dioxin-2-yl)methanol represented by the general formula (5) in the figure, where X1 represents a chlorine atom or bromine atom.SELECTED DRAWING: None
Patent JP-2021047942-A (JP)
Title: Semiconductor storage device
Inventor: DATE HIROKI
IPC: G11C11/56
Filed: 2019-09-17
Abstract: To set a word line to a desired voltage at high speed.SOLUTION: A semiconductor storage device includes a memory cell array, a voltage generation circuit that generates a read voltage supplied to a selected word line to which a memory cell transistor to be read among a plurality of word lines connected to gates of a plurality of memory cell transistors are respectively connected, a voltage obtained by adding a first voltage to the read voltage, a fixed second voltage supplied to an adjacent word line adjacent to the selected word line, and a voltage obtained by adding a third voltage to the second voltage, a word line driver that applies a read voltage to the selected word line and a second voltage to the adjacent word line, and also applies the read voltage with the first voltage added and the second voltage with the third voltage added to the selected word line to the adjacent word line at a transition of the read voltage, and a control circuit that sets the first voltage and the third voltage to voltages corresponding to the transition amount of the readout voltage.SELECTED DRAWING: Figure 14B
Patent JP-2021048747-A (JP)
Title: Circuit substrate and electric oil pump
Inventor: SEKI YUSAKU
IPC: H02H7/18
Filed: 2019-09-20
Abstract: To provide an electric oil pump provided with a control substrate capable of preventing destruction of a MOSFET 123 due to overvoltage at a lower cost than when using a MOSFET with high withstand voltage.SOLUTION: A control substrate 101 includes: a reverse connection protection circuit 103; a first substrate wiring 127 connected with a source terminal 123b of a MOSFET 123 of the reverse connection protection circuit 103; a second substrate wiring 124 connected with a GND terminal 120d; a bypass circuit 115 allowing, in a case where output voltage of a vehicle-mounted battery 901 is equal to or greater than a predetermined value, current to flow from the first substrate wiring 127 to the second substrate wiring 124; and a clamp circuit 140 connected with a positive electrode terminal 120a and a GND terminal 120d on an upstream side with respect to the MOSFET 123 and to clamp positive voltage to a second predetermined value. The predetermined value is a value smaller than withstand voltage between a gate and a source of the MOSFET 123.SELECTED DRAWING: Figure 4
Patent JP-2021052252-A (JP)
Title: Speaker unit, acoustic equipment, and electronic keyboard
Inventor: OSHIMA HIROSHI
IPC: H04R1/02
Filed: 2019-09-24
Abstract: To provide a speaker unit, acoustic equipment, and electronic keyboard capable of replacing a speaker to be mounted on various kinds of equipment with a simple method.SOLUTION: A speaker unit 5 includes: a speaker main body 51 having a diaphragm 512; a speaker fixing member 52 which has a fixed size and shape and to which the speaker main body 51 is fixed; a holding frame body 55 having fitting parts to be fitted to a main body case 2; and attachment parts 556, 556a which are arranged in the holding frame body 55, have a size and shape corresponding to the fixed size and shape, and removably attach the speaker fixing member 52.SELECTED DRAWING: Figure 2
Patent JP-2021050843-A (JP)
Title: Dual refrigerator
Inventor: MIYAKOSHI TOMOYA
IPC: F25D11/00
Filed: 2019-09-24
Abstract: To provide a dual refrigerator that can stably continue operation.SOLUTION: A dual refrigerator 100 comprises: a low-temperature side cooling circuit 1 including a compressor 11 for compressing a low-temperature refrigerant, a condenser 41 for condensing the low-temperature refrigerant, an expansion valve 13 for expanding the low-temperature refrigerant, and an evaporator 14 for evaporating the low-temperature refrigerant; a high-temperature side cooling circuit 3 including a compressor 31 for compressing a high-temperature refrigerant, a condenser 32 for condensing the high-temperature refrigerant, an expansion valve 33 for expanding the high-temperature refrigerant, and an evaporator 42 for evaporating the high-temperature refrigerant, and capable of exchanging heat with the condenser 41; and a control unit 5 for controlling operation of the compressor 11 and the compressor 31. The control unit 5 is constituted so as to continue the operation of the compressor 31 when interrupting the operation of the compressor 11 on the basis of a predetermined condition.SELECTED DRAWING: Figure 2
Patent JP-2021049127-A (JP)
Title: Pinball game machine
Inventor: MIZUNO YOSHINAKA
IPC: A63F7/02
Filed: 2019-09-25
Abstract: To provide a pinball game machine which can suggest an expectation level of big winning occurrence in a well-balanced manner with an expectation performance displayed during a ready-to-win performance and improve amusement of a game in the ready-to-win performance.SOLUTION: A pinball game machine selects one expectation performance selection table on the basis of a win/lose determination result of win/lose determination means from among a plurality of expectation performance selection tables having mutually-different selection probabilities of an expectation performance, and selects and decides the expectation performance displayed during a ready-to-win performance in accordance with the selected expectation performance table. In such a configuration, since each expectation performance selection table has a tendency to select and decide the expectation performance, the expectation performance to be easily selected and decided is determined in accordance with each expectation performance selection table. With the expectation performance selected and decided in such a way, the expectation performance displayed during the ready-to-win performance has a good performance balance and the pinball game machine can suggest an expectation level in a well-balanced manner with the expectation performance.SELECTED DRAWING: Figure 16
Patent JP-2020072809-A (JP)
Title: Optical brain-function measurement apparatus
Inventor: KUSUKAME KOICHI
IPC: A61B10/00
Filed: 2019-09-25
Abstract: To solve the problem that the optical brain-function measurement apparatus of the prior art, once worn around the head of a subject, is difficult to change the position of the light source unit or the detection unit, so that it is not suited for measuring brain functions at an arbitrary position.SOLUTION: An optical brain-function measurement apparatus includes: a light source unit for generating infrared light to be applied to a human head; a detection unit for detecting infrared light that is diffused and reflected within the human head and exits the head from one or more head positions; and an optical system for guiding infrared light emitted from the light source unit to the human head and for controlling an infrared-light application position on a surface of the human head. At least one of the light source unit and the detection unit is a non-contact type, which is not brought into contact with a human body. One or more human head positions from which infrared light exit and are detected by the detection unit include positions that are different from the infrared-light application positions controlled by the optical system.SELECTED DRAWING: Figure 1
Patent JP-2021051049-A (JP)
Title: Pipe thickness measurement device and pipe thickness measurement system
Inventor: HARADA TOMOHIRO
IPC: G01B17/02
Filed: 2019-09-26
Abstract: To appropriately align an ultrasonic probe on a central axis of a heat transfer pipe and reduce the size in the central axis direction of the heat transfer pipe.SOLUTION: A pipe thickness measurement device comprises: an ultrasonic probe having a cylindrical part for fixing a sensor part; a fixing part for fixing the cylindrical part; a moving part that is movable; at least three extendable mechanisms arranged at equal intervals in the circumferential direction of the cylindrical part and connected to the fixing part and the moving part, and an energizing member arranged between the two adjacent extendable mechanisms in the circumferential direction and connecting the fixing part and the moving part. The extendable mechanism includes a rod-like parallel leg part having a wheel on its both sides, a first link and a second link that are rod-like and rotatable for connecting the parallel leg part and the fixing part at each different point, and a third link that is rod-like and rotatable for connecting the second link and the moving part. When the energizing member stretches and then the moving part leaves the fixing part, all the parallel legs approach the cylindrical part; when the energizing member shrinks and then the moving part approaches the fixing part, all the parallel legs leave the cylindrical part.SELECTED DRAWING: Figure 2
Patent JP-2021049575-A (JP)
Title: Press molding method
Inventor: FUJII TAKASHI
IPC: B21D51/10
Filed: 2019-09-26
Abstract: To prevent damage of a mold in O bending process, when forming a cylindrical component having a curved bottom part by UO bending molding.SOLUTION: An upper limb 12a of a pair of vertical wall parts 12 of a U bending molded product 5 is provided with a butting line 12b butting mutually in O bending process, and with an escape line 12c adjoining to the butting line 12b, and retracted from an extension line L of the butting line 12b. The butting line 12b and the escape line 12c are continuous through a corner part 12d with an obtuse angle or a curved part 12f.SELECTED DRAWING: Figure 3
Patent JP-2021055866-A (JP)
Title: Water heat exchange system
Inventor: TAKAGI HAYAHIKO
IPC: F25B39/02
Filed: 2019-09-27
Abstract: To provide a water heat exchange system that can readily detect leakage of refrigerant at low cost when a water heat exchanger is damaged and the refrigerant is contaminated into water piping.SOLUTION: A water heat exchange system includes: an outdoor unit 10 including a compressor 11 and circulating refrigerant; a water terminal device 30 including a water heat exchanger 31 for exchanging heat between the refrigerant and water; and a secondary side terminal device 50 utilizing the water sent from the water terminal device 30. Water piping 40 is disposed with a refrigerant sensor 47 in a height position equal to or higher than a discharge port 91 of the water heat exchanger 31.SELECTED DRAWING: Figure 2
Patent JP-2021057384-A (JP)
Title: Thermoelectric conversion device
Inventor: SHIBATA MAKOTO
IPC: H01L35/14
Filed: 2019-09-27
Abstract: To provide a thermoelectric conversion device, suppressed in the occurrence of destruction of a part of a substrate and thermoelectric conversion element due to a difference in coefficient of thermal expansion between an n-type thermoelectric conversion element and a p-type thermoelectric conversion element.SOLUTION: A thermoelectric conversion device includes: a first substrate 2 and a second substrate 3 facing each other in one direction Z; and an n-type thermoelectric conversion element 4 and a p-type thermoelectric conversion element 5 which are arranged between the first substrate 2 and the second substrate 3 and have coefficients of thermal expansion in the one direction Z different from each other. One of the n-type thermoelectric conversion element 4 and the p-type thermoelectric conversion element 5 (the one is the thermoelectric conversion element 5 in the present embodiment) includes an inorganic thermoelectric conversion material and a binder and has a relatively smaller Young's modulus in the one direction Z than the other (the other is the thermoelectric conversion element 4 in the present embodiment).SELECTED DRAWING: Figure 3
Patent JP-2021063881-A (JP)
Title: Developing device, process cartridge, and image forming apparatus
Inventor: HOSOKAWA HIROSHI
IPC: G03G15/08
Filed: 2019-10-11
Abstract: To facilitate discharge of developer from a storage bag without a remainder.SOLUTION: A developing device 5 stores therein a toner T as developer, and the developing device 5 is provided therein with a storage bag 54 that is held on a ceiling surface 5a and can be expanded/contracted. The developing device 5 is provided with pointed parts 56 as tearing members that can tear the storage bag 54.SELECTED DRAWING: Figure 5
Patent JP-2021062688-A (JP)
Title: Drive unit and power-assisted bicycle
Inventor: SHIMIZU TATSUNORI
IPC: B62M6/55
Filed: 2019-10-11
Abstract: To provide a drive unit and a power-assisted bicycle that can stably rotate a one-way clutch.SOLUTION: A drive unit (20) according to the present invention includes a one-way clutch (50). The one-way clutch (50) includes: an inner member (51) connected to an end portion (231R) of a connection axis (231); and an outer member (52) connecting to a drive sprocket (34). The inner member (51) includes a plurality of clutch claws (513) and a boss (514). The outer member (52) includes a plurality of clutch teeth (523) engageable with the plurality of clutch claws (513) and an expanded portion (522) coupling to the drive sprocket (34). The expanded portion (522) includes a recessed portion (524) at the inner member (51) side for receiving the boss (514). The recessed portion (524) includes an inner circumferential surface (525) slidable on an outer circumferential surface (515) of the boss (514).SELECTED DRAWING: Figure 4