baber/WOPTO huggingface dataset:
Patent JP-2021116789-A (JP)
Title: Control method for internal combustion engine comprising water injection valve, and internal combustion engine comprising water injection valve
Inventor: HARADA YUJI
IPC: F02D19/12
Filed: 2020-01-29
Abstract: To improve thermal efficiency of an internal combustion engine.SOLUTION: An internal combustion engine 1 comprises a water injection valve 5 for injecting water into a combustion chamber 3. The water injection valve comprises a plurality of injection holes 56. The plurality of injection holes individually inject the water toward a plurality of space regions 31-36 different in a circumferential direction in the combustion chamber. In a control method for the internal combustion engine, before combustion is started in the combustion chamber, the water injection valve starts the injection of the water from some of the injection holes toward some of the regions out of the plurality of regions, and, after the injection of the water is started, the water injection valve starts the injection of water from the other injection holes toward the other regions.SELECTED DRAWING: Figure 4
Patent JP-2021120562-A (JP)
Title: Internal combustion engine
Inventor: SUMIDA HIROYUKI
IPC: F01L1/12
Filed: 2020-01-31
Abstract: To improve fuel consumption performance by stopping fuel injection and ignition combustion while keeping uniform interval of combustion without causing lowering of a cylinder temperature of a specified cylinder, degradation of performance of a catalyst for exhaust emission control, and the like.SOLUTION: An internal combustion engine includes an intake cam shaft and an exhaust cam shaft rotating one time every time a crank shaft rotates four times; a first intake cam and a first exhaust cam pivotally supported respectively by the intake cam shaft and the exhaust cam shaft, and each having two cam lobes of symmetrical shape across a shaft center of the intake cam shaft or the exhaust cam shaft; second intake cams and second exhaust cams pivotally supported respectively by the intake cam shaft and the exhaust cam shaft, and each having only one cam lobe; and a switching mechanism for allowing the first intake cam and the first exhaust cam to come into a first state of driving to open respectively an intake valve and an exhaust valve in a high load operation, and allowing the second intake cams and the second exhaust cams to come into a second state of driving to open respectively the intake valve and the exhaust valve in a low load operation.SELECTED DRAWING: Figure 7
Patent JP-2021123446-A (JP)
Title: Sheet conveyance device and image formation apparatus
Inventor: FUJIEDA MOTOYUKI
IPC: B65H31/34
Filed: 2020-02-04
Abstract: To provide a sheet conveyance device and image formation apparatus which can improve the productivity while maintaining the quality and aligning property of loaded products.SOLUTION: A sheet conveyance device comprises: a conveyance unit 21 which conveys paper P; a sheet discharge unit 22 which discharges the paper conveyed by the conveyance unit; a first paper loading unit 23 which is provided on the lower side of the sheet discharge unit and loaded with the paper discharged by the sheet discharge unit; and a second paper loading unit 24 which is provided on the lower side of the first paper loading unit, receives and is loaded with the paper dropped from the bottom part of the first paper loading unit. An intermediate section G equivalent to a section between the first paper loading unit and the second paper loading unit is provided with a guide member G1 which restricts the side edge of the paper and guides the paper from the first paper loading unit to the second paper loading unit.SELECTED DRAWING: Figure 5
Patent JP-2021125024-A (JP)
Title: Stop position setting method, automatic operation control method and stop position setting device
Inventor: HIRAMATSU MACHIKO
IPC: B60W50/14
Filed: 2020-02-06
Abstract: To set a stop position that can avoid narrowing a selection range of a track of an approaching vehicle at an intersection when there is the approaching vehicle from an intersection road.SOLUTION: In a stop position setting method for setting a stop position of an own vehicle (10) at an intersection where the own vehicle (10) needs to be stopped, when there are approaching vehicles (11, 12) entering an own vehicle traveling road (13) by turning right or left from a crossing road (14) that intersects with the own vehicle traveling road (13) on which the own vehicle (10) is currently traveling, a control unit (8) sets stop positions (L2, L3) more to the front side than a reference stop position (L1), which is a stop position when there are no approaching vehicles (11, 12), and when the approaching vehicles (11, 12) are vehicles approaching by turning left, the control unit sets a stop position more to the front side than that when the approaching vehicles (11, 12) are vehicles approaching by turning right.SELECTED DRAWING: Figure 2
Patent JP-2021125401-A (JP)
Title: Power storage device
Inventor: NAKAMOTO ATSUSHI
IPC: H05K7/18
Filed: 2020-02-06
Abstract: To provide a power storage device capable of smoothly discharging gas inside a cover even if an abnormality occurs such that gas is generated inside the cover and the internal pressure rises.SOLUTION: A power storage device of an embodiment includes: a battery module; a rack storing the battery module; and a cover covering the rack. The cover is provided with an exhaust valve that opens outward to relieve pressure without coming off the cover when the pressure inside the cover exceeds a predetermined threshold.SELECTED DRAWING: Figure 2
Patent JP-2020092440-A (JP)
Title: Uplink transmission enhancement by tti bundling
Inventor: MICHAEL MAIER
IPC: H04L1/1812
Filed: 2020-02-06
Abstract: To provide a solution for enhancing coverage of a power-limited terminal.SOLUTION: Information relating to a single HARQ process is transmitted in a plurality of TTIs. No HARQ feedback (3012, 302) information is needed to trigger each of the transmissions. The plurality of TTI 300, 302 used for the transmissions relating to the single HARQ process are considered as one resource which provides increased transmission power compared to the case where only a single TTI is used. In order to use a single TTI for transmissions and retransmissions referred to as a first HARQ and avoid collisions with transmissions and retransmissions where the timing relationship between transmissions and retransmissions is pre-determined referred to as a first HARQ operation mode which uses a single TTI for transmissions and retransmissions and where the timing relationship between transmissions and retransmissions is pre-determined, the retransmissions begin at least at a second available retransmission occurrence according to the first HARQ operation mode.SELECTED DRAWING: Figure 3
Patent JP-2021128188-A (JP)
Title: Image capturing lens and image capturing device
Inventor: NARITA YOSUKE
IPC: G02B13/18
Filed: 2020-02-10
Abstract: To provide an image capturing lens which offers a short total optical length and high optical performance.SOLUTION: An image capturing lens provided herein comprises a first lens group having positive refractive power and a second lens group having negative refractive power in order from the object side, has a negative refractive index as a whole, and is configured to formed an object image on an image sensor. The first lens group comprises a first lens having positive refractive power, a second lens having negative refractive power, a third lens having positive refractive power, a fourth lens having positive or negative refractive power, a fifth lens having positive refractive power, and a sixth lens having negative refractive power arranged in order from the object side. The second lens group comprises a seventh lens having negative refractive power and an eight lens having positive or negative refractive power in order from the object side.SELECTED DRAWING: Figure 1
Patent JP-2020105520-A (JP)
Title: Novel polymer composition, power cable insulator, and power cable
Inventor: VILLGOT ENGLUND
IPC: H01B3/44
Filed: 2020-02-10
Abstract: To provide a polymer composition having properties suitable for a power cable which is a DC power cable for example.SOLUTION: A polymer composition contains polyolefin, peroxide and sulfur-containing anti-oxidant, the peroxide is present at an amount equivalent to -O-O- of Xmmol per 1 kg of a polymer composition, the sulfur-containing anti-oxidant is present at an amount equivalent to -OH of Ymmol per 1 kg of a polymer composition, in which Y1≤Y≤Y2, X≤45 and 0.9*Y+m≤X≤n-k*Y, Y1 is 0.50, Y2 is 10, m is 0.8, n is 70, k is 4.7, the polymer composition has at least 1.7 of melt flow rate (MFR), and the polymer composition contains less than 0.05 wt% of 2,4-diphenyl-4-methyl-1-pentene.SELECTED DRAWING: None
Patent JP-2021127192-A (JP)
Title: Abnormality detection system and abnormality detection method
Inventor: DOI YUSUKE
IPC: B66B1/40
Filed: 2020-02-10
Abstract: To provide an abnormality detection system capable of properly detecting an elevator abnormality related to the identification of a car position.SOLUTION: An abnormality detection system has a first specific part capable of identifying a car position based on the detection of an identifying body by a first sensor, a second specific part capable of identifying a car position based on the information related to the position acquired by a second sensor which acquires the information related to the elevator car position, and a determination part to determine the abnormality of a detection mechanism based on the position identified by the first specific part and on the position identified by the second specific part.SELECTED DRAWING: Figure 1
Patent JP-2021129008-A (JP)
Title: Electronic component
Inventor: YOSHIDA DAISUKE
IPC: H01G4/30
Filed: 2020-02-13
Abstract: To provide an electronic component with which it is possible to increase electrostatic capacitance while improving reliability.SOLUTION: A multilayer capacitor comprises an element 3, an external electrode and a plurality of internal electrodes 7, 9. The element 3 includes a ridgeline face 3g, and each of the plurality of internal electrodes 7, 9 includes an electrode part arranged facing the other internal electrode and a connection part connecting the electrode part and the external electrode. In a first cross section that runs along the opposite direction of a pair of end faces 3e, as well as along the lamination direction of the plurality of internal electrodes 7, 9 and includes the electrode and connection parts, the relationship R1<T is satisfied, where R1 represents the radius of curvature of the ridgeline face 3g and T represents the thickness between a side face and the internal electrodes 7, 9 at a position at which the side face and the internal electrodes 7, 9 are closest in the lamination direction.SELECTED DRAWING: Figure 6
Patent JP-2020183110-A (JP)
Title: Resin molding method
Inventor: KURIHARA FUMIO
IPC: B29C48/06
Filed: 2020-02-25
Abstract: To provide a resin molding method which can reduce a used amount of micropellets and can obtain a resin molding having required characteristics.SOLUTION: A resin molding method includes: a preliminary molding step of molding a preliminary molding 2 layered in a three-dimensional shape; an arrangement step of arranging the preliminary molding 2 in a molding die 3; a filling step of heating and melting the preliminary molding 2 with electromagnetic waves permeated through the molding die 3, and filling the inside of the molding die 3 with a melted resin material 20; and a cooling step of cooling and solidifying the melted resin material 20 in the molding die 3. In the cooling step, a resin molding integrated so that a laminate interface 21 of the preliminary molding 2 is eliminated is molded in the molding die 3.SELECTED DRAWING: Figure 2
Patent JP-2021132803-A (JP)
Title: Cooking device
Inventor: FUNABASHI AKIHIRO
IPC: F24C15/20
Filed: 2020-02-26
Abstract: To provide a cooking device equipped with a filter detection lever of a structure in which oil and steam hardly adhere to an electrical component.SOLUTION: A cooking device related to the invention includes a cooking device body on which a cooking plate having a smoke suction port is placed, a smoke suction mechanism for suctioning soot, a filter 40 formed below the smoke suction port for blocking a smoke suction opening, and a filter detection mechanism 50 for detecting the filter. The filter detection mechanism includes: a case 53 in which a filter detection sensor 51 is arranged in the inside and an opening part 54 is formed in an upper part; and a filter detection lever 60 which is supported by the case to oscillate, has a filter detection surface 61 extending from the opening part at a tip end, and actuates the filter detection sensor by tilting when the filter detection surface abuts on the filter from a rising state. On the filter detection lever, a blocking member 64 which is formed on an outer peripheral side of the case for blocking the opening part when the filter detection lever is tilted is formed.SELECTED DRAWING: Figure 8
Patent JP-2021133768-A (JP)
Title: Electric variable pitch type flying body
Inventor: OGAWARA TAKASHI
IPC: B64C11/32
Filed: 2020-02-26
Abstract: To improve flight stability relating to a flying body that vertically ascends and descends.SOLUTION: An electric variable pitch type flying body includes propeller blades of which angles are of electrically variable-pitch type to thereby improve flight stability, in a flying body capable of vertically taking off and landing or in a variable pitch propeller mechanism for a flying body with fan blades.SELECTED DRAWING: Figure 1
Patent JP-2020106544-A (JP)
Title: Hardware key system for device protection
Inventor: JEFFERY S REYNOLDS
IPC: G01N35/00
Filed: 2020-03-05
Abstract: To safely protect the software, the hardware, and/or other data stored in the device.SOLUTION: The medical device includes: at least one memory device storing data; a communication interface, which defines a first communication route for enabling communication between the medical device and one of an external device and a network; and a hardware key interface, which defines a second communication route as a different communication route from the first communication route. The hardware key is formed to connect to the meter by the second communication route defined by the hardware key interface. As long as the hardware key interface is not connected to the hardware key physically, data in at least one memory device cannot be corrected.SELECTED DRAWING: None
Patent JP-2021141456-A (JP)
Title: Electronic device
Inventor: RI SEIGEN
IPC: H01Q13/08
Filed: 2020-03-05
Abstract: To provide an electronic device that can suppress the deterioration of the reflection characteristics due to a metal body.SOLUTION: An electronic device 10 includes a 0th order resonant antenna 20, and a housing 100 that houses the 0th order resonant antenna 20. The 0th order resonant antenna 20 includes a main plate 40, an opposing conductor 50, a feeder line 70, and a short-circuit portion 60 that electrically connects the opposing conductor 50 and the main plate 40. The housing 100 has a metal case 100a having an opening 100c and a resin cover 100b that closes the opening 100c. The feeder line 70 extends in a direction from the edge of the opposing conductor 50 toward the opening 100c of the metal case 100a in a plane orthogonal to the plate thickness direction of the main plate.SELECTED DRAWING: Figure 11
Patent JP-2021142843-A (JP)
Title: Run-flat tire
Inventor: TSUDA SHUNSUKE
IPC: D06M15/41
Filed: 2020-03-11
Abstract: To provide a run-flat tire with excellent rolling resistance in addition to a little load on the environment because an organic fiber cord is coated with an adhesive composition which contains no resorcinol.SOLUTION: A run-flat tire includes an organic fiber cord coated with an adhesive composition containing polyphenol and aldehyde. A vulcanizate comprising at least either of a side reinforcing rubber 9 and a bead filler 8 has a 65% or more of the ratio of a mono-sulfide bond and a disulfide bond to all sulfide bonds.SELECTED DRAWING: Figure 1
Patent JP-2021143285-A (JP)
Title: Adhesive resin composition, adhesive resin molding, adhesive resin laminate, and housing sealing material
Inventor: TAKEI KUNIHIRO
IPC: C09J11/04
Filed: 2020-03-12
Abstract: To provide an adhesive resin composition, an adhesive resin molding, an adhesive resin laminate, and a housing sealing material which have both adhesiveness and gas barrier properties.SOLUTION: The adhesive resin composition contains, as essential components, an acid-modified polyolefin resin (A) and an inorganic filler (B) as a gas barrier component. The adhesive resin composition contains the acid-modified polyolefin resin (A) in the range of 50-90 pts.wt. and the inorganic filler (B) in the range of 10-30 pts.wt. in 100 pts.wt. of the total solid content.SELECTED DRAWING: None
Patent JP-2020149693-A (JP)
Title: Generation device, generation method, and generation program
Inventor: OKAMOTO SHINICHIRO
IPC: G06N3/12
Filed: 2020-03-13
Abstract: To provide a generation device, a generation method, and generation program, which improve accuracy of AI models.SOLUTION: An information provision device 10 provided herein comprises an acquisition unit 41 for acquiring learning data used for learning a model, and an index generation unit 42 configured to generate a generation index for the model based on statistical features of the learning data.SELECTED DRAWING: Figure 36
Patent JP-2021149407-A (JP)
Title: Information process system, information processing method, and computer program
Inventor: KURABUCHI AYA
IPC: G06F13/00
Filed: 2020-03-18
Abstract: To provide an information process system which increases performance motivation of a viewer user in a coacting moving image and activates communication among performers and/or between a performer and a viewer, an information processing method, and a computer program.SOLUTION: An information process system which distributes moving images including animation of character objects generated on the basis of movements of a distributing user is provided with one or more computer processors. One or more computer processors (information processors 400) are provided with: a distribution part 410; a reception part 420; an avatar display part 430; a determination part 440; and an expression part 450 which displays specific effects in a moving image when it is determined by the determination part that a second wearing object is fitted to a second avatar.SELECTED DRAWING: Figure 4
Patent JP-2020110915-A (JP)
Title: Cutting insert, cutting tool and manufacturing method of cut product
Inventor: DEGUCHI SHIN
IPC: B23C5/20
Filed: 2020-03-19
Abstract: To provide a cutting tool including a cutting insert capable of performing cutting with high processing surface accuracy in a stable state over a long period, and a method for manufacturing a cut product using the cutting tool.SOLUTION: A cutting insert includes: a first face which has a corner section and a first side 32 and a second side 33 extending from the corner section; a second face which is connected to the first face; and a cutting blade located in a region where the first face and the second face cross each other. The cutting blade has a first cutting blade 13 located on the first side, a second cutting blade 15 located on the second side, and a third cutting blade 17 located in the corner section. A honing H is provided in the first cutting blade and the third cutting blade. A honing width W3 on the second cutting blade side in the third cutting blade becomes smaller as separating from the first cutting blade and getting closer to the second cutting blade.SELECTED DRAWING: Figure 5
Patent JP-2021148985-A (JP)
Title: Image formation apparatus
Inventor: KATAYAMA TAKAFUMI
IPC: G03G21/16
Filed: 2020-03-19
Abstract: To solve such a problem that it is difficult for a user who stands in front of an operation unit to take out sheets loaded in an in-cylinder sheet discharge space in a case where a portion of the operation unit protrudes to the in-cylinder sheet discharge space side from a connection part connecting an image formation unit housing with a reading device and is overlapped with a portion of the in-cylinder sheet discharge space when an image formation apparatus is viewed from the front side.SOLUTION: An operation unit is arranged such that a downstream side end of the operation unit in a sheet discharge direction is located on the upstream side in the sheet discharge direction with respect to the downstream side end of a connection support part in the sheet discharge direction.SELECTED DRAWING: Figure 6
Patent JP-2021148992-A (JP)
Title: Movable device, light deflecting device, image projecting device, optical writing device, object recognition device, moving body, and head-mounted display
Inventor: MOCHIDA AKITOSHI
IPC: G02B26/08
Filed: 2020-03-19
Abstract: To shorten an adjustment processing time while enabling adjustment work, without waiting for the high frequency superimposed due to a change of settings to converge.SOLUTION: A movable device comprises: a movable unit; a drive beam unit for rotationally moving the movable unit; a voltage input unit for inputting the drive voltage of a prescribed drive frequency to the drive beam unit; a change unit for changing the drive voltage inputted to the drive beam unit from the voltage input unit; and a detection unit for detecting a frequency signal that is detected when the phase of a frequency signal attributable to the degree of change of the drive voltage by the change unit and the phase of a frequency signal due to a change of the drive voltage by the change unit have become the same, as a frequency signal based on a deflection angle of the movable unit.SELECTED DRAWING: Figure 9
Patent JP-2021147916-A (JP)
Title: Shape fixing structure and fixture
Inventor: KITAJIMA TAKUYA
IPC: E06B1/32
Filed: 2020-03-19
Abstract: To provide a shape fixing structure and a fixture which can secure a space to which a resin shape is fitted and can also reduce a labor and time required for maintenance work by making processing of a resin shape unnecessary.SOLUTION: The present invention is directed to a shape fixing structure fixed by fitting a metal shape and a resin shape to each other. The structure has a first inner engaging part 45 provided at a metal lower frame 4, a second inner engaging part 52 engaged with the first inner engaging part 45 and provided at a resin lower frame 5, and a receptacle rib 47 detachably provided at the metal lower frame 4 and placed at the inner second inner engaging part 52 on an opposite side of the first inner engaging part 45. The first inner engaging part 45 is pinched and held by the receptacle rib 47 with being fitted to the second inner engaging part 52.SELECTED DRAWING: Figure 3
Patent JP-2021158783-A (JP)
Title: motor
Inventor: HIRANO MASAKI
IPC: H02K1/18
Filed: 2020-03-26
Abstract: To realize a motor manufactured by using shrink fitting while suppressing deterioration in magnetic characteristics.SOLUTION: A motor comprises a stator core (13) and a casing (14), The stator core (13) includes a back yoke (11) in an approximately cylindrical shape and a tooth (12) which extends inward in radial direction. The back yoke (11) includes a yoke protrusion (11a) formed outward in radial direction of a position corresponding to the tooth (12). The yoke protrusion (11a) has a width narrowing outward in radial direction. The casing (14) includes a casing recess (14a) in a shape corresponding to the yoke protrusion (11a) on the inner side. Both side faces of the yoke protrusion (11a) in a circumferential direction come into contact with and are coupled to the casing recess (14a).SELECTED DRAWING: Figure 1