baber/WOPTO huggingface dataset:
Patent JP-2021021479-A (JP)
Title: Clutch device
Inventor: ISHIBASHI AKIRA
IPC: H02K7/116
Filed: 2020-02-28
Abstract: To provide a clutch device whose operation is stabilized.SOLUTION: Torque of a motor 20 is input to a san gear 31. A planetary gear 32 is rotatable in a circumferential direction of the sun gear 31 while meshing with the sun gear 31 and rotating. A carrier 33 is formed annularly, supports the planetary gear 32 rotatably, and is relatively rotatable with respect to the sun gear 31. A first ring gear 34 is fixed to a housing 12, and can mesh with the planetary gear 32. A second ring gear 35 can mesh with the planetary gear 32, is formed so that the number of teeth of the tooth part is different from that of the first ring gear 34, and outputs torque to a drive cam 40. The sun gear 31 is provided so that at least a portion in an axial direction is positioned inside in a radial direction with respect to the carrier 33. The first ring gear 34 and the second ring gear 35 are provided so that at least portions in an axial direction are positioned outside in a radial direction with respect to the carrier 33.SELECTED DRAWING: Figure 1
Patent JP-2020095974-A (JP)
Title: Electronic device, lithium ion secondary battery, and positive electrode active material for lithium ion secondary battery
Inventor: MONMA YOHEI
IPC: H01M4/525
Filed: 2020-03-06
Abstract: To provide a positive electrode active material for a lithium ion secondary battery having favorable cycle characteristics and high capacity.SOLUTION: A covering layer containing aluminum and a covering layer containing magnesium are provided on a superficial portion of the positive electrode active material. The covering layer containing magnesium exists in a region closer to a particle surface than the covering layer containing aluminum does. The covering layer containing aluminum can be formed by a sol-gel method using an aluminum alkoxide. The covering layer containing magnesium can be formed such that magnesium and fluorine are mixed as a starting material and then subjected to heating after the sol-gel process so as to segregate magnesium.SELECTED DRAWING: Figure 1
Patent JP-2020152369-A (JP)
Title: Power-assisting device and bicycle
Inventor: TSUKAMOTO KENJI
IPC: B62M6/55
Filed: 2020-03-06
Abstract: To prevent looseness between a sandwiching part and a crank arm, and to further improve workability of assembly relative to a bicycle in a power-assisting device.SOLUTION: A power-assisting device includes a connecting structure 70 for connecting a rotary output member 64 to a crank arm 26 of a bicycle 10 in a manner to transmit torque. The connecting structure 70 includes a connecting main member 72 which has facing surfaces 74A, 77A facing front and back surfaces 26C, 26D relative to a rotation direction of the crank arm 26 and is fixed on the rotary output member 64, wedge members 74, 77 arranged between the front and back surfaces 26C, 26D of the crank arm 26 and facing surfaces 74A, 77A of the connecting main member 72, and a screw member 80 for mounting the wedge members 74, 77 relative to the connecting main member 72 to advance and retreat.SELECTED DRAWING: Figure 3
Patent JP-2021143686-A (JP)
Title: Rotation inertia mass damper and its manufacturing method
Inventor: YOSHIKAWA TAKUYA
IPC: F16F15/134
Filed: 2020-03-10
Abstract: To improve the durability of a rotation inertia mass damper while suppressing a cost increase.SOLUTION: A rotation inertia mass damper has a planetary gear including a sun gear, a ring gear, a plurality of pinion gears and a carrier for supporting the plurality of pinion gears. The carrier rotates integrally with either of first and second rotating elements of a damper device, the sun gear rotates integrally with the other of the first and second rotating elements, and the ring gear functions as a mass body which rotates according to the relative rotation of the first and second rotation elements. In a state that the rotation of the plurality of rotating elements is stopped, an angle which is formed of a displacement direction of a gravity center with respect to a rotation center of the ring gear, and formed of a displacement direction of a gravity center with respect to a rotation center of a sub-assembly including at least the plurality of pinion gears and the carrier is included within a range of 90° to 270°.SELECTED DRAWING: Figure 6
Patent JP-2021143509-A (JP)
Title: Work machine
Inventor: YOKOZAWA SHUICHI
IPC: E02F9/26
Filed: 2020-03-11
Abstract: To improve efficiency of preparatory work before maintenance work of a work machine.SOLUTION: A work machine includes a control device for controlling equipment mounted on the work machine. A control device includes: a first controller for acquiring detection information detected by a sensor mounted on the work machine, for determining whether or not the equipment has failed based on the detection information, and for outputting the determination result and the detection information as information regarding maintenance of the work machine; a second controller for accumulating and storing the information regarding the maintenance outputted from the first controller; and a communication controller for converting the information regarding the maintenance accumulated in the second controller into a format that can be displayed on external equipment, and for wirelessly transmitting the converted information to the external equipment via a communication antenna.SELECTED DRAWING: Figure 5
Patent JP-2020124515-A (JP)
Title: Slot machine
Inventor: OGURA TOSHIO
IPC: A63F5/04
Filed: 2020-03-12
Abstract: To improve convenience of a player.SOLUTION: In lever-on operation, when a credit counter is equal to or more than 3 and a BET counter is not equal to a prescribed number, a process for setting the BET counter to a prescribed number is executed. In the lever-on operation, when the BET counter is equal to a prescribed number, a process for rotating a reel is executed.SELECTED DRAWING: Figure 26
Patent JP-2020179157-A (JP)
Title: Metal fittings and coffin not using iron nail
Inventor: YAMASHITA KENJI
IPC: A61G17/00
Filed: 2020-03-13
Abstract: To enable smooth transfer to all hearses and cremation furnaces by enabling resistance to a load of about 180 kg.SOLUTION: A step part is formed at a side end. A bottom plate (4) formed of a combustible material is provided. A fitting groove (7b), into which a protrusion (52) on the step part of the bottom plate (4) is to be fitted, is formed on the downside of an inner surface of a first side plate (2). The protrusion of the bottom plate is fitted into the fitting groove of the side plate, and a bottom surface of the first side plate and an outer surface of the bottom plate are flush with each other.SELECTED DRAWING: Figure 6
Patent JP-2020147041-A (JP)
Title: Mold release device for negative part in thermoplastic resin injection mold
Inventor: ALBERTO NAVARRA PRUNA
IPC: B29C45/40
Filed: 2020-03-13
Abstract: To provide a mold release device for a negative part in a thermoplastic resin injection mold, which is capable of cooling a part to be obtained, and a device in which a cooling circuit reaches a mold area of the mold.SOLUTION: There is provided a mold release device for a negative part in a thermoplastic resin injection mold, the device comprising an ejector (1) with a mold insert (2) that is placed at one end thereof, and that has a complementary shape to a part to be molded, in which the ejector (1) comprises an outer pipe (11) accommodating a cooling inner pipe (12) for cooling the mold insert (2).SELECTED DRAWING: Figure 1
Patent JP-2020100843-A (JP)
Title: Fluorine resin molding
Inventor: NISHIMURA HITOMI
IPC: C08J5/00
Filed: 2020-03-16
Abstract: To provide a method for producing a PFA molding having a high flex life value, a low heating weight reduction value and a low zero share viscosity in production with good productivity while maintaining mechanical physical properties such as an excellent tensile strength.SOLUTION: A method for producing a PFA molding that is composed of a copolymer of tetrafluoroethylene (TFE) and perfluoro(alkyl vinyl ether) (PAVE) and has a content of the PAVE of 1-10 mol%, a flex life value of 2,000,000 times or more, a zero share viscosity of 10,000 to 20,000 Pa s and a reduction in heating weight of 0.05 wt.% or less.SELECTED DRAWING: Figure 1
Patent JP-2021150323-A (JP)
Title: Semiconductor device
Inventor: HARA TAKUMA
IPC: H01L29/739
Filed: 2020-03-16
Abstract: To provide a semiconductor device capable of reducing the possibility that breakage occurs.SOLUTION: A semiconductor device includes a first metal member, a semiconductor chip, and a second metal member. The semiconductor chip is provided on the first metal member. The semiconductor chip includes a first electrode, a first conduction type first semiconductor region, a plurality of second conduction type second semiconductor regions, a plurality of first conduction type third semiconductor regions, a plurality of gate electrodes, and a second electrode. The plurality of gate electrodes face the plurality of second semiconductor regions via the plurality of gate insulating layers, respectively. The second electrode is electrically connected to the plurality of second semiconductor regions and the plurality of third semiconductor regions. The second metal member is provided on the semiconductor chip. The semiconductor chip includes a first portion and a second portion located between the first metal member and the second metal member in a first direction. The thickness of the gate insulating layer in the second portion is larger than the thickness of the gate insulating layer in the first portion.SELECTED DRAWING: Figure 1
Patent JP-2020164820-A (JP)
Title: Powdery cellulose and method for producing the same, and use therefor
Inventor: SAJI KAORU
IPC: C08B15/08
Filed: 2020-03-17
Abstract: To provide powdery cellulose that resists being broken when molded.SOLUTION: A powdery cellulose has an average particle size of 5-70 μm, and an underwater dispersibility (BS) of 5-15%.SELECTED DRAWING: None
Patent JP-2021145839-A (JP)
Title: Long-stay prevention system for toilet space
Inventor: TANAKA TAIHEI
IPC: A47K17/00
Filed: 2020-03-18
Abstract: To prevent the risk that a user may stay for a long time within a toilet booth, without deteriorating user-unfriendliness.SOLUTION: A long-stay prevention system for a toilet space comprises a luminaire capable of changing illuminance or a color temperature within a toilet booth, a control device for controlling the luminaire, and staying-time detection means capable of detecting a user's staying time within the toilet booth. The control device controls the luminaire so that the illuminance or the color temperature within the toilet booth can increase, when the staying-time detection means detects that the user stays in the toilet space for first set time.SELECTED DRAWING: Figure 3
Patent JP-2021151063-A (JP)
Title: Power conversion device
Inventor: SAKAMOTO AKITERU
IPC: H02M3/28
Filed: 2020-03-18
Abstract: To provide a power conversion device which prevents an exceeding increase of the power loss of an LLC resonant power supply by setting a switching frequency.SOLUTION: A power conversion device 1 includes: an isolation transformer 30; a resonant capacitor Cr connected to the primary side of the isolation transformer; a resonant inductor Lr; a drive circuit 20 which drives a resonant circuit including the resonant inductor and the resonant capacitor; a controller 10 which controls the drive circuit with a predetermined switching frequency; and a DC voltage output circuit 40 connected to the secondary side of the isolation transformer. The drive circuit includes at least one bridge circuit which includes a first transistor Tr1 and a second transistor Tr2, so as to be driven under the condition that a product between the output charge amount of the first transistor and the switching frequency and a product between the output charge amount of the second transistor and the switching frequency are 70nC×MHz, respectively.SELECTED DRAWING: Figure 1
Patent JP-2021151173-A (JP)
Title: Rotary electric machine
Inventor: KAMATA MASAHIRO
IPC: H02K11/02
Filed: 2020-03-24
Abstract: To provide a rotary electric machine and a power unit that are easy to be assembled and can suppress the generation of noise.SOLUTION: A motor 10 includes a rotor 12, a stator 11, and a rotor shaft 31 that rotates integrally with the rotor 12. The rotor shaft 31 is provided with a ferrite core 60 that surrounds the rotor shaft 31.SELECTED DRAWING: Figure 1
Patent JP-2021152377-A (JP)
Title: Fluid pressure drive control system, control method of fluid pressure drive device
Inventor: ASHLIH DAMEITRY
IPC: F15B11/028
Filed: 2020-03-24
Abstract: To provide a fluid pressure drive control system which has capacity of holding a working pressure for a long time, and which can stably control a fluid pressure with high accuracy, and to provide a control method of the fluid pressure drive device.SOLUTION: A fluid pressure drive control system includes: a cylinder 3 for, by adjusting a piston position, controlling a fluid pressure of the system; an encoder 46 for detecting the piston position of the cylinder 3; a pressure sensor 5 for measuring a pressure state of the system; and a controller. The controller determines a stroke end condition of the cylinder 3 by detecting whether a piston 433 has exceeded a predetermined threshold value, based on the detection value of the encoder 46 and the pressure sensor 5, and in the case where it is detected that the piston 433 has exceeded the predetermined threshold value, a pressure value measured by the pressure sensor 5 is recorded, an actuator valve 2 is closed, a supply valve 1 is opened, and the piston 433 is moved to an initial position, and then, the supply valve 1 is closed, the piston 433 is returned until becoming the recorded pressure value, the actuator valve 2 is opened, and the actuation of an actuator 9 is continued.SELECTED DRAWING: Figure 1
Patent JP-2021153260-A (JP)
Title: Relay device
Inventor: MACHIMOTO SHOKI
IPC: H04M7/06
Filed: 2020-03-24
Abstract: To enable call control by appropriately relaying information related to the call control even when some of redundantly configured call control devices are not recognized.SOLUTION: A relay device 10 includes a request unit for transmitting a registration request from a terminal T to an SIP server SP, a registration information registering unit for storing registration information for associating the terminal T with the SIP server SP when a response signal is returned from the SIP server SP, and a relay unit for relaying an incoming call request to the terminal T when registration information for associating the terminal T with an SIP server (1) SP1 having a redundant relation with an SIP server (2) SP2 has been stored in storage means in a case where registration information for associating the SIP server (2) SP2 with the terminal T has not been registered when the incoming call from the SIP server (2) SP2 to the terminal T is received.SELECTED DRAWING: Figure 4
Patent JP-2021156482-A (JP)
Title: Humidifier
Inventor: TAKAKURA KOJI
IPC: F24F6/00
Filed: 2020-03-26
Abstract: To provide a humidifier that does not require adjustment of air pressure according to water pressure and ejects water from a nozzle to perform humidify.SOLUTION: A humidifier comprises a fan 11, a flow path mechanism 13 that creates a flow of air sent to a humidified space inside by the operation of the fan 11, and a nozzle 14 that ejects water into an air flow region where an air flow in the flow path mechanism 13 occurs. From a viewpoint of efficiently absorbing water ejected from the nozzle 14 into the air, it is preferable to provide a breathable moisture trapping member 25 in the flow path mechanism 13 on the downstream side of the air flow region along the air flow.SELECTED DRAWING: Figure 2
Patent JP-2020115145-A (JP)
Title: Information processing apparatus, information processing method, information processing program and computer readable recording medium recording information processing program
Inventor: SATO SHOTA
IPC: G09B29/10
Filed: 2020-03-30
Abstract: To provide an information processing apparatus and the like that can notify of a position of a destination intended by a user even when the user does not set the destination.SOLUTION: An information processing apparatus 1 comprises: a group area setting unit that sets a plurality of group areas on the basis of spot history information associated with position information indicating spots in which a user has interested in the past; and notification means that notifies of position information indicating a position of the spot included in the group area when a current position of a user is included in any group area.SELECTED DRAWING: Figure 1
Patent JP-2021154468-A (JP)
Title: Main spindle device
Inventor: MIZUNO SATOSHI
IPC: B23Q11/00
Filed: 2020-03-30
Abstract: To provide a main spindle device 1 enabling a machine tool to be prevented from being damaged without causing a defective.SOLUTION: A main spindle device 1 comprises: a control device 9 which, on the basis of a working program of a machine tool, controls rotation of a main spindle 10, supply of lubricating oil and supply of compressed air; and an abnormality detection device 8 detecting supply abnormality of the lubricating oil to at least a lubrication point. The abnormality detection device 8 sends an abnormality signal to the control device 9 when detecting abnormality. The control device 9 confirms a running working program when receiving the abnormality signal, and stops the supply of the compressed air and continues the rotation of the main spindle 10 when a workpiece is worked, and causes the machine tool to complete working and stops the rotation of the main spindle 10 after completion of the working.SELECTED DRAWING: Figure 2
Patent JP-2021156860-A (JP)
Title: Gas sensor and protective member for gas sensor
Inventor: LIU SUN CHAO
IPC: G01N27/409
Filed: 2020-03-30
Abstract: To provide a gas sensor capable of detachably fixing a protective member to the circumference of the gas sensor with ease and without being deformed; and to provide the protective member for the gas sensor.SOLUTION: A gas sensor 1 comprises: a sensor element 10; a main metal fixing 138; a cylindrical outer surface member 190 which is directly or indirectly mounted to the main metal fitting, constitutes an outer surface of the gas sensor, and extends on a rear end side from the main metal fitting; and cylindrical protective members 210 and 220 detachably fixed to fixed areas C1 and C2 on the outer circumferences of the outer surface members. The protective members have a first circular-arc part 212, a second circular-arc part 222, and fixing parts 214 and 224 brought into contact with and fixed to the fixed areas, and when viewed from a direction of an axis O, the first circular-arc part and the second circular-arc part, in a state where the fixing parts are fixed to the fixed areas and the protective members are fixed to the outer circumferences of the outer surface members, cover 90% or more of the sum of the entire circumference of the outer surface of the outer surface member.SELECTED DRAWING: Figure 2
Patent JP-2021161136-A (JP)
Title: Curable resin composition
Inventor: NAKAHARA RISA
IPC: C08F290/06
Filed: 2020-03-30
Abstract: To provide a curable resin composition which is excellent in mechanical strength, weather resistance and dimensional stability after being cured.SOLUTION: A curable resin composition is provided, containing an active energy ray-curable polyurethane resin and a radical reactive diluent. In the curable resin composition, the active energy ray-curable polyurethane resin includes a reaction product of an a resin raw material including isocyanate group-terminated prepolymer and a hydroxy group-containing unsaturated compound, the radical reactive diluent contains a reactive compound having an alicyclic ether skeleton, and a compound containing both a (meth)acryloyl group and a vinyl group. With respect to 100 pts.mass of the total amount of the active energy ray-curable polyurethane resin and the radical reactive diluent, a content ratio of the radical reactive diluent is 50 pts.mass or less. With respect to 100 pts.mass of the total amount of the reactive compound having the alicyclic ether skeleton and the compound containing both the (meth)acryloyl group and the vinyl group, a content ratio of the reactive compound having the alicyclic ether skeleton is 10 pts.mass or more and 90 pts.mass or less.SELECTED DRAWING: None
Patent JP-2021160683-A (JP)
Title: Control device of hybrid vehicle
Inventor: YU YOICHIRO
IPC: B60W10/08
Filed: 2020-04-03
Abstract: To provide a control device of a hybrid vehicle that can prevent torque of an engine from varying when warming up a catalysis.SOLUTION: The control device of a hybrid vehicle comprises: a device for purifying exhaust of an engine; a first motor having a power generation function; a differential mechanism constituted of a plurality of rotation elements; and an engagement mechanism that connects the engine to the first motor so that torque can be transmitted, the control device configured so that when rotating the engine by connecting the engagement mechanism thereto, the first motor rotates accompanying the rotation. A controller, when determining that the device for purifying is required to be warmed-up (a step S1), releases the connection of the engagement mechanism (a step S5) and executes control by which a timing of igniting the engine is delayed (a step S6).SELECTED DRAWING: Figure 12
Patent JP-2020166273-A (JP)
Title: Camera module
Inventor: MIN-SOO KIM
IPC: G03B5/00
Filed: 2020-04-15
Abstract: To improve shock resistance of a camera module.SOLUTION: An OIS (Optical Image Stabilizer) drive unit includes: a base; a holder module including an outer blade apart from the base, a bobbin arranged in the outer blade, and a spring member coupled to the outer blade; a second coil arranged at the bobbin; a permanent magnet interacting with the second coil to move the bobbin; a first coil interacting with the permanent magnet to move the holder module; a wire spring supporting the holder module and electrically coupled to the second coil through a spring member; and a buffer part including a bent part coupled to the wire spring and bent at least twice so as to absorb a load placed on the holder module.SELECTED DRAWING: Figure 5
Patent JP-2021170248-A (JP)
Title: Information processing device, system, method, and program
Inventor: IGARASHI SOTARO
IPC: G06Q30/02
Filed: 2020-04-16
Abstract: To provide a technique that can calculate the degrees of satisfaction of viewers who watch video contents.SOLUTION: A server 10 of a satisfaction degree calculation system 1 includes, as its functions: an opening degree acquisition module 1034 that acquires and analyzes image data captured by a camera and acquires a degree of opening of a viewer's eyes; a blink number acquisition module 1035 that analyzes the image data and acquires a number of blinks in the viewer's eyes; and a satisfaction degree calculation module 1038 that calculates a degree of satisfaction for video contents of the viewer using the degree of opening of eyes and the number of blinks as parameters.SELECTED DRAWING: Figure 4