baber/WOPTO huggingface dataset:
Patent JP-2021173118-A (JP)
Title: Reinforcement spacer, and reinforcement holding method using the same
Inventor: ANDO HISASHI
IPC: E04C5/18
Filed: 2020-04-28
Abstract: To provide a reinforcement spacer which can be simply assembled and prevents a reinforcement held in a reinforcement holding area from disengaging.SOLUTION: A reinforcement spacer 3 holds a reinforcement 18, keeps a reinforcement covering depth, and comprises a first plate member and a second plate member. The first plate member includes a first bottom area 4, a first side face area 6, and a second side face area 7. The second plate member includes a second bottom area 5, a third side face area 8, and a fourth side face area 9. Each plate member has a cutout portion from a position facing each bottom area toward a center of the plate member. Both end portions of each plate member are bent in an opposite direction to each other so that angles made by each bottom area and each side face area respectively become 45 degrees. The first side face area 6 and the second side face area 7 are arranged in parallel, and the third side face area 8 and the fourth side face area 9 are arranged in parallel. The first plate member and the second plate member are combined at the cutout portion so as to be perpendicular to each other.SELECTED DRAWING: Figure 5
Patent JP-2020128550-A (JP)
Title: Adhesive layer and antistatic surface protective film
Inventor: NAGAKURA TAKESHI
IPC: B32B27/30
Filed: 2020-05-07
Abstract: To provide an adhesive layer that has excellent adhesiveness performance and antistatic performance and is excellent in low staining properties and to provide an antistatic surface protective film.SOLUTION: In the adhesive layer, an acrylic polymer is a copolymer produced by copolymerizing (a-1) a (meth)acrylic acid ester monomer having a C1 to C4 alkyl group, (a-2) a (meth)acrylic acid ester monomer having a C5 to C18 alkyl group, (B) a copolymerizable vinyl monomer containing a hydroxyl group and/or a carboxyl group and (C) a polyalkylene glycol mono(meth)acrylic acid ester monomer; (D) an antistatic agent is an ionic compound which comprises a borate anion having a pentafluorophenyl group (CFgroup) and a cation, has a melting point of 25°C or higher and is solid at 25°C; an alkylene oxide in (C) has an average repeating number of 3 to 14; and a crosslinking agent is a difunctional or tri- or higher functional isocyanate compound.SELECTED DRAWING: None
Patent JP-2021179179-A (JP)
Title: Centrifugal fan and rotary electric machine
Inventor: TAKEISHI KEISUKE
IPC: H02K9/06
Filed: 2020-05-12
Abstract: To increase an axial airflow of a centrifugal fan.SOLUTION: A centrifugal fan 1 is provided in an annular shape around a rotation axis, and is composed of a main plate 2 having a plurality of plate-shaped blades 4 formed in a range in which a diameter increases from the front to the rear in a rotation direction. The blade 4 is provided so as to rise from an arm-shaped plate 3 protruding toward the outer diameter side of the flat surface part of the main plate 2, and at least one of the plurality of blades 4 has a curved part 4c on a part of a surface part constituting the blade 4. A region provided with the curved part 4c of the blade 4 is formed in such a shape of being tilted forward in the rotation direction.SELECTED DRAWING: Figure 1
Patent JP-2021179864-A (JP)
Title: Evaluation method, evaluation program, and evaluation device
Inventor: KAYABA KEITA
IPC: G06F21/62
Filed: 2020-05-14
Abstract: To provide an evaluation device capable of accurately evaluating risk.SOLUTION: An evaluation device 100 stores co-occurrence information. The evaluation device 100 receives request information 110 representing the content of a request for the data to be provided. The evaluation device 100 selects a first word 111 included in the received request information 110. The evaluation device 100 selects, for example, a second word 121 corresponding to the selected first word 111 out of the words included in the request information 120. The evaluation device 100 identifies a pair with a third word 122 having the degree of co-occurrence between the selected second word 121 and the second word 121 which satisfies a predetermined reference, out of the pairs of words that specify the type of data included in request information 120 and words that specify the purpose of use of data based on the co-occurrence information. The evaluation device 100 evaluates the risk of the requested content of data provision indicated by the received request information 110, based on the pair of the identified second word 121 and third word 122.SELECTED DRAWING: Figure 1
Patent JP-2020189337-A (JP)
Title: Flux and solder paste
Inventor: TANAKA AKANE
IPC: B23K35/363
Filed: 2020-05-15
Abstract: To provide flux capable of inhibiting the appearance of a void in a solder joint when used with a lead-free solder alloy and excellent in wettability of solder, and provide solder paste including the flux.SOLUTION: Flux according to the present invention, which is used with a lead-free solder alloy, contains a resin, an activator that includes a decarboxylation activator causing decarboxylation at a main heating temperature, a solvent, and a thixotropic agent.SELECTED DRAWING: None
Patent JP-2021179579-A (JP)
Title: Extreme ultraviolet light source device
Inventor: URAGAMI HIDEYUKI
IPC: H05G2/00
Filed: 2020-05-15
Abstract: To provide an extreme ultraviolet light source device that can quicken the rising of a discharge current.SOLUTION: The extreme ultraviolet light source device comprises: a cathode; an anode; a power supply device; a first support structure that is made of metal and supports the cathode; and a second support structure that is made of metal and supports the anode. The power supply device generates a discharge between the cathode and the anode to generate plasma that emits extreme ultraviolet light. The cathode is connected to a first rotational shaft that is made of metal, and the anode is connected to a second rotational shaft that is made of metal. The first support structure has a first support wall, and a first cylinder that surrounds the first rotational shaft. The second support structure has a second support wall, and a second cylinder that surrounds the second rotational shaft. The first support wall and the second support wall are stacked one on top of the other. The first support wall has formed therein a through-hole into which the second cylinder is inserted, or the second support wall has formed therein a through-hole into which the first cylinder is inserted.SELECTED DRAWING: Figure 1
Patent JP-2020149704-A (JP)
Title: System and method for activity monitoring using video data
Inventor: WINTER ALEXANDRE
IPC: H04L69/14
Filed: 2020-05-19
Abstract: To avoid video processing inefficiency in a data flow loop.SOLUTION: Embodiments of a method and a system described herein enable capture of video data streams from a plurality of different devices and processing of the video data streams. The video data streams are merged such that various data protocols can all be processed with the same worker processors on different types of operating systems, which are typically distributed. An embodiment uses a mobile device (such as a mobile phone) as a device and deploys a video sensor application on the mobile device for encoding consecutive video files, time stamping the consecutive video files, and pushing the consecutive video files to a file server to produce a stable stream of video data.SELECTED DRAWING: Figure 6
Patent JP-2021182588-A (JP)
Title: Chuck table, table base and chuck table fixation mechanism
Inventor: YASUDA SHINYA
IPC: H01L21/304
Filed: 2020-05-19
Abstract: To fix a chuck table without using a fixation screw.SOLUTION: A chuck table is provided which is placed on and fixed to a table base having a placement surface and rotating around an axis along the direction orthogonal to the placement surface comprises. The chuck table comprises: a porous portion having an upper surface functioning as a holding surface; and a frame body which surrounds the porous portion in such a manner that the porous portion exposes upward. The frame body includes, in the outer periphery, a plurality of engagement grooves each of which includes a protrusion receiving a claw portion of each of a plurality of engagement portions provided in the outer peripheral portion of the table base, having the claw portions on the upper parts and capable of opening/closing. The chuck table can be fixed to the placement surface of the table base with the engagement of the claw portions to the protrusions of the engagement grooves when the engagement portions are in the close state. The fixation of the chuck table to the table base can be released with the disengagement of the claw portions from the protrusions of the engagement grooves when the engagement portions are in the open state.SELECTED DRAWING: Figure 3
Patent JP-2021180774-A (JP)
Title: Game machine
Inventor: WADA SHINICHI
IPC: A63F5/04
Filed: 2020-05-19
Abstract: To acquire what operation is carried out in the market.SOLUTION: In a situation in which a predetermined error (recoverable error) occurs, after a cause of the predetermined error is removed, the predetermined error can be removed by an operation of a reset switch. When the reset switch is operated in the specific situation in which the predetermined error occurs, a cumulative operation number of times of the reset switch can be updated. Even when the reset switch is operated in a predetermined situation in which no predetermined error occurs, the cumulative operation number of times of the reset switch can be updated (a reset input counter in the figure (a)). When a game machine is recovered from a power interruption in a situation in which the reset switch is pushed, the cumulative operation number of times of the reset switch is not updated.SELECTED DRAWING: Figure 518
Patent JP-2021000979-A (JP)
Title: Brake system attenuation device
Inventor: EDGAR KURZ
IPC: B60T17/00
Filed: 2020-05-21
Abstract: To provide a device for attenuating vibration in a brake system, which has improved attenuation characteristics.SOLUTION: A brake system attenuation device (10) has a first chamber (20) on which a fluid pressure should be applied, a second chamber (24) in which a compressive medium exists inside, and a first separation element (22) for separating the first chamber (20) from the second chamber (24). The brake system attenuation device (10) has a third chamber (28) in which a compressive medium exists inside, and a second separation element (26) for separating the second chamber (24) from the third chamber (28). The second chamber (24) is connected to the third chamber (28) so as to guide a medium by a passage (50) formed in the second separation element (26).SELECTED DRAWING: Figure 10
Patent JP-2020127055-A (JP)
Title: diode
Inventor: MAKITA KOHEI
IPC: H01L29/866
Filed: 2020-05-25
Abstract: To provide a diode which, while having a sufficient load dump tolerance due to including a Zener diode region, is capable of achieving a low forward voltage (low VF) and a low reverse leakage current (low IR) in comparison to conventional arts.SOLUTION: There is provided a diode 2 including: an epitaxial layer 4 (ntype layer 6) having an impurity concentration of 1×10-2.4×10cm; a ptype Zener diode region 14 formed selectively in the epitaxial layer 4 and forming a pn junction with the epitaxial layer 4; a Schottky metal 12 disposed on the epitaxial layer 4, forming a Schottky junction with the epitaxial layer 4, and having a work function of 3-6 eV; and a JBS (Junction Barrier Schottky) structure 33 including a plurality of ptype regions 34 formed selectively in a Schottky junction region of the epitaxial layer 4.SELECTED DRAWING: Figure 2
Patent JP-2021185975-A (JP)
Title: Fitting structure for connection member
Inventor: OKOSHI SHINTARO
IPC: F24H9/06
Filed: 2020-05-25
Abstract: To provide a fitting structure for a connection member with which a connection member to which a water heater is fitted is readily disposed while being biased toward a corner of a wall.SOLUTION: A fitting structure 1 for a connection member 4 includes: a wall panel 2; a coupling member 3 fitted to a lateral face 203 of the wall panel 2; and a connection member 4 to which a water heater is fitted. The coupling member 3 includes: a first fitting surface 300 to which the lateral face 203 of the wall panel 2 is fitted; and a second fitting surface 310 continuing to the first fitting surface 300 while defining a corner. The second fitting surface 310 is positioned while being flush with a surface 202 of the wall panel 2 and faces the connection member 4 while coming into contact therewith or in proximity thereto.SELECTED DRAWING: Figure 8
Patent JP-2021189029-A (JP)
Title: River water flow measuring device, method and program, and recording medium
Inventor: FUJITA ICHIRO
IPC: G01P5/18
Filed: 2020-05-29
Abstract: To provide a river water flow measuring device, a river water flow measuring method, a river water flow measuring program and a recording medium, capable of improving accuracy of water flow measurement.SOLUTION: A river water flow measuring device D is a device for measuring a water flow of a river using STIV for measuring a flow rate of a surface, on the basis of plural surface images which are continuous in time series and in which the surface of the river is imaged, and the device comprises: an STI generation part 23 for generating STI related to a prescribed inspection line which is set as a measurement object, in the surface of the river; an estimation part 27 for using an estimation model after machine learning, thereby outputting an angle of an oblique pattern on the basis of the STI generated by the STI generation part 23; and a flow rate processing part 28 for determining a surface flow rate on the inspection line, on the basis of an oblique line pattern angle output from the estimation part 27, an imaging time interval and an actual length of the inspection line on the plural surface images.SELECTED DRAWING: Figure 1
Patent JP-2021187634-A (JP)
Title: Medium conveyance apparatus and image formation apparatus
Inventor: SATO DAICHI
IPC: G03G15/00
Filed: 2020-06-01
Abstract: To achieve high replacement workability of a roller.SOLUTION: A paper feeding unit 40 includes: a paper feeding sub roller 13 which rotates around a rotational axis along the rotational axis direction (horizontal direction) and conveys a paper sheet P as a medium; movable bearings 66 for retaining the paper feeding sub roller 13 to be rotatable; a spring 68 for generating an energizing force for energizing the paper feeding sub roller 13 in a roller energizing direction Du as a first direction along the rotational axis direction; and a movable lever 44 which engages with the movable bearings 66 and can move in a roller retreat direction De as a second direction opposite to the roller energizing direction Du along with the movable bearings 66. The movable bearings 66 can move in the roller retreat direction De relative to the movable lever 44.SELECTED DRAWING: Figure 15
Patent JP-2021189082-A (JP)
Title: X-ray ct device-purpose weight load device
Inventor: TANI KOMOMO
IPC: G01N3/34
Filed: 2020-06-02
Abstract: To provide a weight load device that can suppress a burden of a torsional load with respect to a sample when rotating the sample in an X-ray CT device.SOLUTION: A weight load device 10 comprises: a sample stage 12 that holds a lower end part of a sample 1; a first cylindrical part 14 that covers an exterior side of the sample 1, and can transmit an X-ray; a holding part 16 that is provided in a top end part of the first cylindrical part 14, and holds a top end part of the sample 1; a second cylindrical part 18 that covers an exterior side of the sample stage 12, and holds a lower end part of the first cylindrical part 14; and a supporting part 22 that supports the sample stage 12 and the second cylindrical part 18. The supporting part 22 is provided in a CT device 100 rotatably around a shaft center A extending in upward and downward directions. The sample stage 12 is fixed in the supporting part 22, and is provided so that the first cylindrical part 14 and holding part 16 do not rotate relatively in a circumferential direction with respect to the second cylindrical part 18. The second cylindrical part 18 is provided so as not to rotate relatively around the shaft center A with respect to the supporting part 22, and movably in the upward and downward directions.SELECTED DRAWING: Figure 1
Patent JP-2021196411-A (JP)
Title: Toner, toner storage unit, image forming apparatus, and image forming method
Inventor: KAKINUMA HIDEKAZU
IPC: G03G9/087
Filed: 2020-06-10
Abstract: To provide a toner that has the stable electrification ability without scumming and without contamination in an apparatus due to scattering of toner and has satisfactory low temperature fixability.SOLUTION: A toner includes a toner base particle containing an inorganic filler, and an external additive. An area S1 of the toner base particle and a total area S2 of the inorganic filler satisfy 0.30≤S2/S1≤0.70. A standard deviation SD when the area distribution of the total area S2 of the inorganic filler is determined is less than 0.040 μm2. A volume average particle diameter of the toner measured by an electrification amount distribution measuring instrument is 4.0 μm or more and less than 6.0 μm. When Q1 is the amount of electric charges and D1 is the particle diameter of toner particles whose particle diameter measured by the electrification amount distribution measuring instrument is 4.0 μm or more and less than 6.0 μm, and A is the average value of Q1/D1 being the ratio of Q1 to D1, and when Q2 is the amount of electric charges and D2 is the particle diameter of toner particles whose particle diameter is 6.0 μm or more and less than 8.0 μm, and B is the average value of Q2/D2 being the ratio of Q2 to D2, B/A≥0.7 is satisfied.SELECTED DRAWING: Figure 1
Patent JP-2022001844-A (JP)
Title: Illumination device and inspection device
Inventor: SHIMANO TAKESHI
IPC: G01N21/954
Filed: 2020-06-22
Abstract: To facilitate detection of defects such as cracks in inspection of a surface to be inspected in which a reflective surface and a diffusive surface coexist.SOLUTION: An inspection device 100 includes a camera 110 for imaging a surface to be inspected 102, and an illumination device (illumination part) 200 for irradiating the surface to be inspected 102. The illumination device 200 has a reflecting light illumination part (bright-field illumination part) 210 for emitting light reflected by the surface to be inspected 102 and made incident on the camera 110, and a diffusing light illumination part (dark-field illumination part) 220 for emitting light diffused by the surface to be inspected 102 and made incident on the camera 110. Also, in the field of view range 105 of the camera 110, there is a virtual image 211 of the light source of the reflecting light illumination part 210 having the surface to be inspected 102 as a virtual mirror surface, and there is no virtual image 221 of the light source of the diffusing light illumination part 220 having the surface to be inspected 102 as a virtual mirror surface.SELECTED DRAWING: Figure 1
Patent JP-2021191214-A (JP)
Title: Double twin motor system
Inventor: ISHIYAMA TOSHIHIKO
IPC: B60L50/60
Filed: 2020-05-27
Abstract: To improve durability of contact points of an electrical switch by switching input and output with an automatic input/output control system.SOLUTION: An automatic input/output control system includes multiple back-up circuits in an electrical switch.SELECTED DRAWING: Figure 1
Patent JP-2022006611-A (JP)
Title: Evaporator and loop type heat pipe
Inventor: HAKAMATA KAZUHIDE
IPC: H01L23/427
Filed: 2020-06-24
Abstract: To propose an evaporator, in which a heat receiving body thermally connected to a heating element is disposed at a bottom part, and a loop type heat pipe which includes the evaporator and can efficiently cool the heating element contacting with the heat receiving body even if an attitude of the evaporator is changed.SOLUTION: An evaporator receives heat from a heating element to change at least part of a working fluid in a liquid phase to a gas and includes: a housing provided with a housing chamber which houses the working fluid therein; and a heat receiving body which is provided on a bottom surface of the housing and thermally connected to the heating element. The housing has: a perforated plate which partitions the housing chamber into an upper chamber and a lower chamber and has a number of pores which allow the upper chamber and the lower chamber to communicate with each other; at least one working fluid inlet which is open at the upper chamber; a wall member which divides a bottom part of the lower chamber into liquid reservoir parts; and at least one working fluid outlet which is open at an area located in the lower chamber and above the wall member.SELECTED DRAWING: Figure 3
Patent JP-2022010644-A (JP)
Title: Molding production method, molding, and eraser
Inventor: YAMAGAMI TOSHIAKI
IPC: B27M3/00
Filed: 2020-06-29
Abstract: To provide a molding with improved tensile strength.SOLUTION: A molding production method has a fibrillation step for fibrillating feedstock, which includes a first layer including fibers and a second layer including a water-repellent material, a deposition step for depositing the product fibrillated in the fibrillation step, and a molding step for binding the products deposited in the deposition step with a binder to form a molding.SELECTED DRAWING: Figure 7
Patent JP-2022013064-A (JP)
Title: Screen and projection system
Inventor: SEKIGUCHI HIROSHI
IPC: G02B5/02
Filed: 2020-07-03
Abstract: To provide a screen which provides improved visibility of projection light from a projection device when a resin sheet, such as PET, is used as a base material layer.SOLUTION: A screen provided herein comprises a base material layer 8 and a projection layer consisting of a diffuse reflection layer 12 or a diffusion layer 42, and is configured such that projection light emitted from a projection device 4 passes through the base material layer 8 to be projected onto the projection layer. The screen includes a polarizing material layer 10 configured to convert the linearly polarized projection light into circularly or elliptically polarized light.SELECTED DRAWING: Figure 2
Patent JP-2022015811-A (JP)
Title: Self-lubricating oil tank comprising oil chambers
Inventor: LAI YU-CHUN
IPC: F16N19/00
Filed: 2020-07-10
Abstract: To provide a self-lubricating oil tank comprising a plurality of oil chambers.SOLUTION: The present invention is a self-lubricating oil tank comprising a plurality of oil chambers, which includes an oil tank, in which an upper oil chamber 23 and at least one lower oil chamber 24 are formed inside the oil tank, the bottom side of the upper oil chamber communicates with the lower oil chamber, and lubricant flows downward from the upper oil chamber and enters the lower oil chamber. Two oiling parts 30 are provided in the oil chamber. The upper oil chamber is placed in a slightly negative pressure state to increase the utilization rate of the lubricant, prevent the lubricant from staying for a long period of time, and improve the reliability of lubrication.SELECTED DRAWING: Figure 3
Patent JP-2022017813-A (JP)
Title: Flow detector and fluid injection device
Inventor: SHIOZAWA SHINICHI
IPC: G01P13/00
Filed: 2020-07-14
Abstract: To provide a flow detector and a fluid injection device that can increase the accuracy of detecting a flow.SOLUTION: The present invention includes a pipe in which a fluid is circulated and a pressure sensor in the pipe. Detecting a pressure change in a fluid circulating in the pipe by a pressure sensor and detecting a flow make it possible to detect, without fail, the presence or absence of a circulating fluid without being affected by false operations caused for various reasons including operational failures of a float that can happen when the float is used, and therefore the accuracy of detecting a flow can be increased.SELECTED DRAWING: Figure 1