baber/WOPTO huggingface dataset:
Patent JP-2021148460-A (JP)
Title: Movement amount estimation device, model generation device, movement amount estimation method, and program
Inventor: SOEJIMA JUNICHIRO
IPC: G01C21/10
Filed: 2020-03-16
Abstract: To provide a technique for estimating the amount of movement of a user with high accuracy.SOLUTION: A movement amount estimation device includes: a feature extraction unit that extracts a feature quantity from sensor data acquired from moving user; a cluster determination unit that determines a cluster to which the feature quantity is included; and a movement amount estimation unit that estimates the movement amount from the feature quantity according to a determined regression function of the cluster.SELECTED DRAWING: Figure 8
Patent JP-2021145763-A (JP)
Title: Artificial limb
Inventor: TAKAHASHI KOJI
IPC: A61F2/66
Filed: 2020-03-17
Abstract: To provide an artificial limb with a holding system which allows even a user who is not used to wear an artificial limb, to easily wear the artificial limb.SOLUTION: An artificial limb comprises: an artificial limb function part 2; and a connection member 3 which connects a stump with the artificial limb function part 2 and comprises permanent magnet at least at a part of the member. The connection member 3 is configured to be able to hold a connecting state with only magnetic force of the permanent magnet.SELECTED DRAWING: Figure 1
Patent JP-2021147647-A (JP)
Title: Hydrogen production system
Inventor: TAMURA YOSHIHISA
IPC: C25B1/02
Filed: 2020-03-18
Abstract: To provide a hydrogen production system capable of efficiently producing compressed hydrogen gas.SOLUTION: A hydrogen production system 100 disclosed herein comprises: a first electrochemical device 3 for producing a purified hydrogen gas from a hydrogen-containing gas; a second electrochemical device 9 for producing a compressed hydrogen gas from the purified hydrogen gas; gas supply means 1 for supplying the hydrogen-containing gas; a first power source 7 for passing a current to the first electrochemical device 3; a second power source 13 for passing a current to the second electrochemical device 9; and a gas return path 15 for supplying a part of the purified hydrogen gas produced from a first cathode 5 of the first electrochemical device 3 to a first anode 4 of the first electrochemical device 3. A second gas seal in the second electrochemical device 9 has higher pressure resistance than a first gas seal in the first electrochemical device 3.SELECTED DRAWING: Figure 1
Patent JP-2021148039-A (JP)
Title: Exhaust emission control system and exhaust emission control method
Inventor: OKUBO YASUHIRO
IPC: F02B37/00
Filed: 2020-03-18
Abstract: To provide an exhaust emission control system capable of maintaining an NOx elimination rate within an intended range without increasing cost and deteriorating fuel economy regardless of an operating condition.SOLUTION: An exhaust emission control system 2 includes: a low-pressure exhaust gas recirculation passage 23 for recirculating exhaust gas from an exhaust passage 9 to an intake passage 5 of an internal combustion engine 1; a low-pressure cooler 23a provided in the low-pressure exhaust gas recirculation passage 23 to cool exhaust gas; an SCR 21 provided in the exhaust passage 9 and including a selective reduction catalyst decomposing NOx; a temperature sensor 32 detecting a temperature of the SCR 21; an openable/closable cooling bypass pipeline 25 communicating a portion on the intake passage 5 side of the low-pressure cooler 23a in the low-pressure exhaust gas recirculation passage 23 and an exhaust gas introduction pipe of the SCR 21; and an ECU 30 controlling opening/closing of the cooling bypass pipeline 25. When a temperature of the SCR 21 detected by the temperature sensor 32 exceeds a predetermined upper limit temperature, the ECU 30 opens the cooling bypass pipeline 25 to introduce the exhaust gas in the low-pressure exhaust recirculation passage 23 to the SCR 21 for cooling to the upper limit temperature or lower.SELECTED DRAWING: Figure 1
Patent JP-2021148049-A (JP)
Title: Enclosure and power generation facility
Inventor: KAWASHIMA SHO
IPC: F02B63/04
Filed: 2020-03-18
Abstract: To restrain occurrence of noise caused by transmission of vibration from a vibration source in an enclosure and a power generation facility.SOLUTION: An enclosure inside which a vibration source is arranged comprises: a base plate installed on a floor surface, and on which the vibration source is mounted; a case surrounding the periphery of the vibration source, separated from the base plate, and arranged on the floor surface; an air inlet part provided on an upstream side in an air flow direction in the case; and an air outlet part provided on a downstream side in the air flow direction in the case.SELECTED DRAWING: Figure 1
Patent JP-2020158768-A (JP)
Title: Curable composition comprising dual-functional photoinitiator
Inventor: WANG FENG
IPC: C08F2/50
Filed: 2020-03-23
Abstract: To provide a resist composition improved by eliminating detrimental effects caused by excess amounts of photoinitiators.SOLUTION: A curable composition comprises a polymerizable compound and a dual-functional photoinitiator, where the dual-functional photoinitiator includes a photo-active group and at least one functional group capable of forming a covalent bond with the polymerizable compound during curing of the curable composition. The curable composition has a viscosity of 10 mP s or less at a temperature of 23°C.SELECTED DRAWING: Figure 1
Patent JP-2021153096-A (JP)
Title: Semiconductor device
Inventor: HORI YOICHI
IPC: H01L29/06
Filed: 2020-03-24
Abstract: To provide a semiconductor device with higher resistance.SOLUTION: A semiconductor device 100 includes a first semiconductor region 20 with a first conductivity type in contact with a first electrode 12, a second semiconductor region 22a and a third semiconductor region 22b with a second conductivity type in contact with the first electrode, a fourth semiconductor region 24 with the second conductivity type held between the second semiconductor region and the third semiconductor region and connected electrically to the first electrode, and a fifth semiconductor region with the first conductivity type provided between the first semiconductor region and the fourth semiconductor region, having higher first-conductivity type impurity concentration than the first-conductivity type impurity concentration of the first semiconductor region and including a first part 28a and a second part 28b. A first width w1 of the fourth semiconductor region is larger than a second width w2 of the second semiconductor region. A first distance d1 is smaller than a second distance d2. A third width w3 is smaller than the first width w1.SELECTED DRAWING: Figure 3
Patent JP-2021130296-A (JP)
Title: Apparatus for uniformly exhausting compressed water vapor of compacted wood surface and production line of compacted wood apparatus
Inventor: WANG KAI
IPC: B27K5/00
Filed: 2020-03-24
Abstract: To provide an apparatus for uniformly exhausting compressed water vapor on a compacted wood surface.SOLUTION: The apparatus is a steel plate 20 for clamping wood, and a slot 21 is provided on the plate surface in contact with the wood of the steel plate, and the slot is laid on the plate surface along the vertical, lateral and/or diagonal directions to form a parallel and/or staggered slot network, the holes 22 are evenly distributed in the slots, the depth of the holes is equal to or greater than the depth of the slots, and the width of the holes in the radial direction is greater than the width in the radial direction of the slot. The apparatus achieves uniform discharge of compressed steam on the compacted wood surface and reduces further the rebound. The production line of an efficient compaction wood apparatus using the apparatus is further disclosed, and the process of the detection of wood, heating compression, cooling, aging of wood, and automatic joining, etc. are arranged in the whole order, and a production system automated and high in processing efficiency is constructed.SELECTED DRAWING: Figure 2a
Patent JP-2021158156-A (JP)
Title: Inspection apparatus and method of adjusting position of chuck top
Inventor: ENDO TOMOYA
IPC: H01L21/66
Filed: 2020-03-25
Abstract: To provide a technology capable of easily adjusting an angle of a chuck top.SOLUTION: Provided is an inspection apparatus including: a plurality of inspection devices configured to respectively inspect electronic devices of inspection objects on a plurality of chuck tops; a measurement device configured to measure height positions of a plurality of points on a surface of each of the plurality of chuck tops, which are respectively disposed to correspond to the plurality of inspection devices, or to measure distances in a height direction from a measurement reference point to the plurality of points; a calculation device configured to calculate adjustment amounts in the height direction at the plurality of points of respective chuck tops, on the basis of the height positions of the plurality of points or the distances in the height direction from the measurement reference point to the plurality of points; and an adjustment mechanism configured to adjust, for respective chuck tops, angles of the respective chuck tops on the basis of the adjustment amounts.SELECTED DRAWING: Figure 3
Patent JP-2021155379-A (JP)
Title: Oily composition
Inventor: OTANI KOHEI
IPC: A61Q17/04
Filed: 2020-03-30
Abstract: To provide a composition having excellent redispersibility of an antiperspiration component such as aluminum potassium sulfate, dried potassium aluminum sulfate and aluminum hydroxychloride.SOLUTION: There is provided an oily composition comprising the following components (A) to (C): component (A) one or more selected from the group consisting of aluminum potassium sulfate, dried potassium aluminum sulfate and aluminum hydroxychloride, component (B) an organic ultraviolet absorber and component (C) a hydrophobically-treated metal oxide.SELECTED DRAWING: None
Patent JP-2021158324-A (JP)
Title: Iron-based oxide magnetic powder, green compact and radio wave absorber using the same
Inventor: OGOSHI SHINICHI
IPC: H01F1/11
Filed: 2020-03-30
Abstract: To provide an iron-based oxide magnetic powder composed of ε-iron oxide particles in which some of Fe sites are replaced with other metal elements, which has good thermal stability and a small change in radio absorption even in a high temperature environment, a radio wave absorber using the iron-based oxide magnetic powder, and a green compact using the iron-based oxide magnetic powder and a manufacturing method of the same.SOLUTION: Phosphorus-containing ions are caused to coexist when a silicon oxide is coated using a silane compound in a precipitate of iron hydroxide containing a substituted metal element which is produced by neutralizing an acidic aqueous solution containing trivalent iron ions and metal ions which replace some of Fe sites, such that an iron-based oxide magnetic powder can be obtained that is composed of ε-iron oxide particles, and in which the thermal stability is good, the change in the amount of radio wave absorption is small even in a high temperature environment, and some of the Fe sites are replaced with other metal elements.SELECTED DRAWING: Figure 2
Patent JP-2021161674-A (JP)
Title: Weight for rubble mound leveling
Inventor: NODA MASAYUKI
IPC: E02D15/10
Filed: 2020-03-31
Abstract: To provide a technique that can shorten the time required for a slope leveling step.SOLUTION: A weight for leveling a rubble mound by dropping it from a position lifted by a crane of a crane barge onto the rubble mound formed by the rubble thrown into the seabed, and tamping down and leveling the rubble mound comprises a slope leveling member whose bottom surface is formed on an inclined surface that collides with the rubble mound when dropped. The bottom surface of the slope leveling member is an inclined surface according to an inclination angle of the slope of the rubble mound that is tamped down and leveled.SELECTED DRAWING: Figure 1
Patent JP-2021151175-A (JP)
Title: Extension type generator of tooth part
Inventor: SHINOYAMA AKIMASA
IPC: H02K21/26
Filed: 2020-03-18
Abstract: To obtain an extension type generator of a tooth part, capable of enhancing a conversion efficiency of a generator mechanism formed by a coil made of a core and a winding wire, a permanent magnet, and an iron core, and capable of being generally widely spread by a low-cost structure.SOLUTION: An extension type generator of a tooth part is structured by providing a permanent magnet rotated as a center of a shaft and structuring a rotation magnetic field, providing a stator made of a coil, a yoke part, and a tooth part, formed by winding a winding to a core in the next, providing a magnetic conduction part at one end of the core, providing it to a rotational outer periphery of the permanent magnet so that a magnetic path direction of the core and the rotational face of the permanent magnet are nearly perpendicularity, and a magnetic pole face of the permanent magnet and the magnetic conductive face of the magnetic conductive part are opposite, and providing the yoke part and the tooth part to the other end of the core. The tooth part forms a magnetic circuit of the coil, and structures the extension type generator of the tooth part by providing the magnet pole face of the permanent magnet and the magnet conduction face of the tooth part via a gap and the magnetic conduction part.SELECTED DRAWING: Figure 1
Patent JP-2021167228-A (JP)
Title: Feeding device
Inventor: ASANUMA REIYA
IPC: B65G47/52
Filed: 2020-04-09
Abstract: To provide a feeding device capable of making it easy to handle processing objects in a multilayered bulk state by subsequent devices.SOLUTION: The feeding device includes a first conveyance part, a second conveyance part and a third conveyance part; the first conveyance part takes out a plurality of processing objects from a charging part having the processing objects mounted thereon and conveys them along a first conveying direction; the second conveyance part is arranged at a downstream side of the first conveyance part and includes a plurality of conveyance parts which have conveying directions different from each other and are connected to convey the processing objects while biasing them to one direction of a conveying passage in a width direction; the second conveyance part conveys the processing objects along a second conveyance direction from an upstream side to a downstream side; the third conveyance part is arranged at a downstream side of the second conveyance part to convey the processing objects along a third conveyance direction while separating the processing objects themselves at predetermined pitches.SELECTED DRAWING: Figure 1
Patent JP-2021173604-A (JP)
Title: Watch crown operation device
Inventor: KANAZAWA MASATO
IPC: G04B27/00
Filed: 2020-04-23
Abstract: To provide a watch crown operation device capable of performing moving operation for pushing and pulling a crown and rotating operation of the crown.SOLUTION: A watch crown operation device 1 of a watch 100 includes: a watch arrangement unit (a restriction unit 11 and a holding clip 12) for positioning and arranging the watch 100 in a predetermined position; a crown rotating unit (a crown drive gear 31 and a crown rotating motor 35) engaged with a crown 105 of the watch 100 arranged in the predetermined position to rotate the crown 105 about an axis; and a crown moving unit (axial direction receiving units 41, 42 and a crown moving motor 45) that is engaged with the crown 105 arranged in the predetermined position and moves the crown 105 in an axial direction.SELECTED DRAWING: Figure 3
Patent JP-2021171714-A (JP)
Title: Charged mist generation device
Inventor: UEDA MICHIHIKO
IPC: B05B5/025
Filed: 2020-04-27
Abstract: To provide a charged mist generation device that can effectively spray mist with respect to an object.SOLUTION: A charged mist generation device 100 includes: a first plate-like metal electrode 10 formed with multiple through-holes 11, where the first electrode 10 is applied with a ground potential; a mist generating part 110 for generating mist M from the multiple through-holes 11; a second electrode 20 formed with a penetration part 21 through which the mist M can pass; a voltage application part 120 for applying a positive voltage to the second electrode 20 relative to the first electrode 10; and a control unit 190 for selectively switching the control between first control of controlling the voltage application part 120 to apply a positive voltage to the second electrode 20 and second control of preventing the voltage application part 120 from applying a voltage to the second electrode 20.SELECTED DRAWING: Figure 2
Patent JP-2021172415-A (JP)
Title: Toilet roll package
Inventor: OOKA YASUNOBU
IPC: A47K10/16
Filed: 2020-04-30
Abstract: To provide a toilet roll package which has a good post-packaging shape and whose packaging base material is not easy to break, although the main body of the toilet roll packaging base material being paper-based.SOLUTION: A package wraps 2, 4, or 6 toilet rolls with a packaging base material containing at least paper base materials, the basis weight of the packaging base material is 30 g/m 2 or more and 105 g/m2 or less, and the burst strength is 65 kPa or more and 295 kPa or less, the toilet rolls are arranged in two or three rows perpendicular to the axial direction, and all rows are aligned so that both ends are aligned, and the roll density of the toilet roll is 0.1 g/cm 3 or more 0.33 g/cm3 or less, the slack in the circumference direction of the packaging base material in the state where toilet rolls are packaged is 4 mm or more and 38 mm or less, and the ratio (B/A) of the slack (B) in the circumference direction to the roll density (A) is 13 or more and 200 or less.SELECTED DRAWING: Figure 1
Patent JP-2021177529-A (JP)
Title: Laser oscillator
Inventor: NAKAI IZURU
IPC: H01S5/14
Filed: 2020-05-08
Abstract: To provide a laser oscillator U having excellent oscillation efficiency.SOLUTION: A laser oscillator includes a laser diode 2, an external resonance mirror 1, and an acoustic optical element 4 arranged between the laser diode 2 and the external resonance mirror 1, and the laser light emitted from the emission surface of the laser diode 2 is diffracted by the acoustic optical element 4 toward the external resonance mirror 1 and externally resonates between the external resonance mirror 1 and the reflection surface of the laser diode 2.SELECTED DRAWING: Figure 1
Patent JP-2021177856-A (JP)
Title: Game machine
Inventor: KITA TOSHIKAZU
IPC: A63F7/02
Filed: 2020-05-12
Abstract: To provide a game machine capable of performing an addition display of a reservation notification image at an appropriate timing without causing the player's misunderstanding.SOLUTION: A game machine includes: first and second reservation storage means that reserve and store first and second random number information acquired when the game balls that have entered first and second start winning ports to be won are detected by first and second winning detection means until they are used for the symbol variation; profit state generation means that generates a profit state when a stop symbol after the variation is a specific mode; and first and second reservation display means that can display the number of first and second reservation notification images according to the reservation number of the first and second random number information. In the game machine, the time that the winning game ball that has entered the second start winning port reaches the second winning detection means is longer than the time until the winning game ball that has entered the first start winning port reaches the first winning detection means, and the time from the detection by the first winning detection means to the additional display of a first reservation notification image is longer than the time from the detection by the second winning detection means to the additional display of a second reservation notification image.SELECTED DRAWING: Figure 13
Patent JP-2021178061-A (JP)
Title: Blow sterilizer
Inventor: UCHIYAMA SEIKI
IPC: A61L9/20
Filed: 2020-05-14
Abstract: To provide a blow sterilizer capable of sterilizing virus and bacteria, as opposed to common cleaners which cannot sterilize virus and bacteria.SOLUTION: A blow sterilizer comprises: an ultraviolet reflection cylinder in which an ultraviolet lamp is arranged and which is configured to surround at least a side surface; a blowing fan for taking ambient air into the ultraviolet reflection cylinder; and an external housing for accommodating the ultraviolet reflection cylinder and the blowing fan and having an ambient air inlet hole and an air blowout hole. The ultraviolet reflection cylinder has at least two plates arranged thereon for controlling an air flow taken into inside and reflecting ultraviolet radiated from the ultraviolet lamp. The external housing internally has an ultraviolet absorbent material for absorbing ultraviolet radiated from the ultraviolet lamp of the ultraviolet reflection cylinder in the vicinity of the air blowout hole.SELECTED DRAWING: Figure 2
Patent JP-2021178944-A (JP)
Title: Mechanism component made from polyacetal resin
Inventor: KOMORI ATSUSHI
IPC: C08G2/00
Filed: 2020-05-15
Abstract: To provide a mechanism component containing a polyacetal resin composition, which can prevent cracking even when receiving stress for a long time under a high temperature environment while it is coated with grease.SOLUTION: A mechanism component contains a polyacetal homopolymer resin composition having a polyacetal homopolymer and fluorine 5-100 mass ppm and is coated with urea grease.SELECTED DRAWING: None
Patent JP-2021182810-A (JP)
Title: Load circuit failure detection device and load circuit failure detection method
Inventor: SUZUKI TETSUJI
IPC: H02M3/28
Filed: 2020-05-19
Abstract: To provide a load circuit failure detection device capable of reliably detecting a failure such as short circuit of a load circuit operating in equal to or more than set voltage.SOLUTION: A load circuit failure detection device has high-side switches TR16, TR18, and TR20 connected between positive electrode end (J24V) of a J24 power supply circuit 100 and positive electrodes of terminals P11-P13 of cooling fans (FAN1-3) operating in equal to or more than set voltage, a high-side switch TR42 connected sequentially in series between the positive electrode end of the power supply circuit 100 and a negative electrode end, a resistor R371, and a Zener diode ZD34 in which Zener voltage is set less than activation voltage of a load, a photo coupler U51, and diodes D64-D66 connected between a common connection point of the resistor R371 and the Zener diode ZD34, and the positive electrodes of the terminals P11-P13. A load short circuit is determined based on an ON operation of the photo coupler U51 at the time when the switches TR16, TR18, and TR20 are turned OFF, and the switch TR42 is turned ON.SELECTED DRAWING: Figure 1
Patent JP-2021039728-A (JP)
Title: System and method for simulating field device in industrial plant
Inventor: XU JINGXIANG
IPC: G05B19/042
Filed: 2020-05-29
Abstract: To provide a system and a method for a field device in an industrial plant.SOLUTION: In a device engineering method, a plant network hierarchy (PNH) and registered device (RD) data in a device management server are synchronized to a device simulation server (SS). In a simulation mode, while a device management system is not communicably coupled to any physical control station configured to control a physical field device in an actual plant, at least one function of the device management system is performed via communication with a simulated and virtual parameter-introduced device (SD).SELECTED DRAWING: Figure 2