baber/WOPTO huggingface dataset:
Patent JP-2021032686-A (JP)
Title: Evaluation method for degree of surface irregularity
Inventor: MIYAMOTO MASAHIKO
IPC: G01B11/30
Filed: 2019-08-23
Abstract: To provide an evaluation method for degree of surface irregularity capable of easily and quantitatively evaluating degree of irregularity on a surface having undulation.SOLUTION: The evaluation method for degree of surface irregularity includes: acquiring three dimensional measurement data D1 in the direction X, the direction Y, and the direction Z of its surface configuration by measuring a surface 7 with undulation 9 by using a three dimensional measuring instrument 2; acquiring secondary curved surface data D by carrying out a calculation process for approximating a three dimensional measurement data D1 by a secondary curved surface equation using an arithmetic unit 3; acquiring undulation elimination surface data D3 with the undulation 9 component eliminated by carrying out a calculation process for subtracting direction Z component of the secondary curved surface data D2 from direction Z component of the three dimensional measurement data D1; acquiring evaluation surface data D4 by carrying out a calculation process for a simple move averaging of undulation elimination surface data D3 in the direction X or direction Y by a prescribed length; and evaluating the degree of irregularity on the surface 7 based on this surface data for evaluation D4.SELECTED DRAWING: Figure 1
Patent JP-2021032041-A (JP)
Title: H-steel pipe press-in machine
Inventor: KUMAGAI HIROSHI
IPC: E02D7/20
Filed: 2019-08-29
Abstract: To provide an H-steel pipe press-in machine that enable an H-steel pipe to safely and stably press-in, and has high safety.SOLUTION: In the H-steel pipe press-in machine, a support part 5 is erected on a front side or a rear side of a base machine 4 having a movement mechanism such as a crawler 3, lifting jacks 6 are mounted on the support part 5 so as to be arranged in the right and left direction, and a chuck device 8 for H-shaped steel lifted by the lifting jacks 6 is provided along a rail 7 provided on the support part 5.SELECTED DRAWING: Figure 1
Patent JP-2021036302-A (JP)
Title: Lens unit and camera module
Inventor: KATO YASUSHI
IPC: G02B7/02
Filed: 2019-08-30
Abstract: To provide a lens unit eliminating the need for managing adhesive strength of an optical filter arranged on an image side of a lens barrel and achieving improved productivity and reliability without peeling off the optical filter due to deteriorated adhesive strength, and a camera module.SOLUTION: Any one of the combination of a protrusion 22 and a protrusion 22 or the combination of the protrusion 22 and a stopper part 23 is formed on an object side face 21 of a filter holding part 20. A quadrangular optical filter 7 is disposed on an image side face of a filter arrangement part 16, and at least two of four corners of an optical filter 7 are engaged between the protrusion 22 and the protrusion 22, or between a protrusion 23 and the stopper part 23.SELECTED DRAWING: Figure 5
Patent JP-2021036753-A (JP)
Title: Composition for polymer actuator, manufacturing method of polymer actuator member, and polymer actuator
Inventor: TAMURA SATOSHI
IPC: H02N2/02
Filed: 2019-08-30
Abstract: To provide a novel composition for producing a polymer actuator that can be easily molded and has high production efficiency, and a polymer actuator made by molding the same.SOLUTION: A polymer actuator 1 is composed of an actuator member 10 and electrodes (not shown) arranged on surfaces 11, 12 of the actuator member. The actuator member 10 is displaced (bent) in the direction of a cathode when a voltage is applied. A composition of the polymer actuator 10 includes an organopolysiloxane composition and an organic compound containing cyanoethyl groups.SELECTED DRAWING: Figure 1
Patent JP-2021038673-A (JP)
Title: Valve device, and manufacturing method for the same
Inventor: WATAKABE KAZUYOSHI
IPC: F02D9/02
Filed: 2019-08-30
Abstract: To provide a valve device for enabling the positioning in the rotating direction of a shaft during injection molding, while suppressing an increase in the type of a valve gear and the shaft.SOLUTION: A valve body 40 formed integrally with a shaft 30 by insert molding is rotated together with the shaft 30. A housing 10 has a fluid passage 11 in which the valve body 40 is rotatably stored, and a valve seat 20 in part of the fluid passage 11 where the valve body 40 is seated/unseated. The shaft 30 has positioning parts 32, 321-326 which can perform positioning in the rotating direction. A valve gear 52 fitted to an end 31 of the shaft 30 is fitted to the shaft 30 in the state of being relatively rotatable when assembled, and the valve gear 52 is fixed to the shaft 30 not to be relatively rotated when driven.SELECTED DRAWING: Figure 4
Patent JP-2021043567-A (JP)
Title: Database management system, and data retrieval method and program of database management system
Inventor: SUZUKI TAKAYUKI
IPC: G06F16/182
Filed: 2019-09-09
Abstract: To provide a database management system that does not require a large-capacity database and can efficiently retrieve data according to the present invention.SOLUTION: A database management system according to the present invention comprises a hierarchical database having a main database, an intermediate database, and a terminal database, and retrieval means which retrieves matching data meeting retrieval conditions from a plurality of data registered in the hierarchical database, wherein the main database or the intermediate database has a virtual data table in which retrieval paths reaching the plurality of data stored in a directly lower-layer database as a low order-side intermediate database or terminal database connected directly thereto, or a terminal database connected indirectly through the directly lower-layer database are grouped with common information related to the data, and the retrieval means determines a directly lower layer database as a retrieval range based upon the common information.SELECTED DRAWING: Figure 1
Patent JP-2021044156-A (JP)
Title: Manufacturing method of lithium-containing carbon-based negative electrode active material and manufacturing method of lithium ion battery
Inventor: SHOJI TADASHI
IPC: C01B32/914
Filed: 2019-09-11
Abstract: To provide a lithium-containing carbon-based negative electrode active material that prevents increase of DC resistance due to deactivation in a dry room environment.SOLUTION: A manufacturing method of a lithium-containing carbon-based negative electrode active material includes an exposure step of exposing a mixture containing a carbon-based negative electrode active material, lithium or a lithium compound, and a non-aqueous electrolyte solution in an atmosphere having a carbon dioxide concentration of 5 vol.% or more and a water concentration of 50 ppm to 500 ppm for 0.1 to 40 hours.SELECTED DRAWING: None
Patent JP-2021043834-A (JP)
Title: Wireless tag reader and wireless tag read method
Inventor: YAGINUMA JUN
IPC: H04B5/02
Filed: 2019-09-13
Abstract: To provide a wireless tag reader and a wireless tag read method that can securely read a wireless tag in a predetermined region.SOLUTION: According to an embodiment, a wireless tag reader comprises a first antenna, a second antenna, a reader, a processor, and a memory. The second antenna is different from the first antenna. The reader acquires identification information included in response waves from the wireless tag that the first antenna and second antenna receive. The processor determines, based upon phase fluctuations of the response waves from the radio tag the first antenna and second antenna receive while moving relatively to a predetermined region, whether the wireless tag is in the predetermined region. The memory stores the identification information included in the response wave from the wireless tag that the processor determines to exist in the predetermined region.SELECTED DRAWING: Figure 3
Patent JP-2021047222-A (JP)
Title: Image formation apparatus
Inventor: NAKAI DAISUKE
IPC: G03G15/00
Filed: 2019-09-17
Abstract: To provide an image formation apparatus which can suppress the influence of the erroneous detection of detection means for toner density in comparison to a case where a prediction value of toner density is not used.SOLUTION: An image formation apparatus comprises: development means which develops an electrostatic latent image formed on an image carrier by using toner stored therein and a developer containing a carrier; detection means which detects the density of the toner in the development means to output a detection value; supply means which supplies the toner to the development means; and control means which controls the supply means so as to supply the toner on the basis of the detection value, calculates the density of the toner remaining in the development means as the prediction value and controls the supply means by using the prediction value when a predetermined condition about the prediction value is satisfied.SELECTED DRAWING: Figure 3
Patent JP-2021047567-A (JP)
Title: Image determination device, image determination method, and image determination program
Inventor: INOKUCHI YUYA
IPC: G06T7/194
Filed: 2019-09-18
Abstract: To increase determination accuracy by comparison with background image data.SOLUTION: A similarity calculation unit 22 calculates background similarity which indicates the degree of similarity between target image data and background image data. A threshold calculating unit 23 calculates a background threshold that divides the background similarity into two parts for captured image data acquired in a reference period. A threshold determination unit 24 determines whether or not the background similarity is higher than the background threshold. A background update unit 25 updates the background image data with the target image data when the background similarity is determined to be higher than the background threshold.SELECTED DRAWING: Figure 1
Patent JP-2021046929-A (JP)
Title: Fluid leakage detection system of marine hose
Inventor: ISHIBASHI YUSUKE
IPC: F16L55/00
Filed: 2019-09-20
Abstract: To provide a fluid leakage detection system of a marine hose that further certainly detects the leakage of a fluid, and reduces a burden of confirmation work of the leakage of the fluid, without requiring the monitoring of a consumption state of a battery.SOLUTION: When a fluid L flowing in a channel 1a flows into a fluid retention layer 7 between an inner peripheral side reinforcing layer 4 and an outer peripheral side reinforcing layer 5, pressure P in a pressure keeping chamber 20b of a casing 18 is increased through a communication pipe 10 and a check-valve 17. The pressure P is held by the check-valve 17 and is detected by a pressure sensor portion 15. Replay electric waves W2 are transmitted from a passive type IC tag 12 according to transmission electric waves W1 transmitted from an electric wave transmitting portion 21a disposed outside a marine hose 1. Detection pressure data by the pressure sensor portion 15 transmitted from the replay electric waves W2 is received by an electric wave receiving portion 21b. Finally, the presence/absence of the leakage of a fluid L is determined on the basis of the received detection pressure data.SELECTED DRAWING: Figure 5
Patent JP-2021046760-A (JP)
Title: Floor slab waterproof structure, and manufacturing method and materials used for the same
Inventor: FUJIMOTO RYO
IPC: E01D19/08
Filed: 2019-09-20
Abstract: To provide a floor slab waterproof structure, and a manufacturing method and materials used for the same that can be applied in a short time by essentially improving the adhesiveness between a resin coating film waterproof layer and an asphalt layer derived from an asphalt emulsion, is excellent in economy, can be constructed at room temperature, and has high adhesiveness to a pavement.SOLUTION: A floor slab waterproof structure in which a resin coating film waterproof layer and an asphalt emulsion-derived asphalt layer are provided adjacent to each other on a concrete floor slab. The asphalt emulsion is a floor slab waterproof structure in which the penetration rate at an evaporation residue temperature of 25°C is 100 (unit: 1/10 mm) or less.SELECTED DRAWING: Figure 1
Patent JP-2021050059-A (JP)
Title: Work truck
Inventor: SATO OSAMU
IPC: B66F11/04
Filed: 2019-09-24
Abstract: To provide a work truck provided with a control device compatible to different specifications and capable of easily confirming specifications selected by the control device.SOLUTION: A work truck 1 comprises: a battery 4; a motor 3 driven by power from the battery 4; a truck 2 that travels by a driving force from the motor 3; a workbench 5 provided above the truck 2; and a control device 8 that controls the battery 4 and the motor 3 in accordance with a plurality of specifications based on the speed band of the truck 2. The control device 8 includes a storage unit 81 that stores a warning varied from one to the other of the specifications based on the speed band of the truck 2, a setting unit 82 that sets the specifications upon entry of the specifications of the work truck 1, a reading unit 83 that reads the warning corresponding to the specifications set by the setting unit 82 from the storage unit 81, and an output unit 84 that outputs the warning read by the reading unit 83.SELECTED DRAWING: Figure 1
Patent JP-2021058066-A (JP)
Title: Rotary electric machine
Inventor: MIYAZONO HIDEAKI
IPC: H02K7/00
Filed: 2019-10-02
Abstract: To improve the workability of a spline in the deepest part of an internal space in a rotor shaft of a rotary electric machine having a hollow shaft part and a solid shaft part.SOLUTION: A rotor shaft 44 of a rotary electric machine includes a hollow shaft part 84 and a solid shaft part 86 adjacent to each other. An inner diameter spline 88 is formed at the end of the solid shaft part 86 on the hollow shaft part 84 side. The rotor shaft 44 is divided into a core support component 90 and an extension component 92 at a position adjacent to the solid shaft part 86 of the hollow shaft part 84, and is connected by a holding nut portion 48 integrated with the extension component 92. The inner diameter spline 88 can be processed with the extension component 92 alone.SELECTED DRAWING: Figure 2
Patent JP-2021059088-A (JP)
Title: Liquid collection device, liquid jet device, and control method of liquid jet device
Inventor: KANAZAWA YUJI
IPC: B41J2/01
Filed: 2019-10-09
Abstract: To provide a liquid collection device, a liquid jet device and a control method of the liquid jet device which can reduce the risk that a portion to which liquid has adhered in a band-like member may wipe out a liquid jet part.SOLUTION: A liquid collection device comprises: a band-like member 60 that can absorb liquid; a winding-off part 70 that has a winding-off shaft 69 and holds the band-like member 60 while winding the member in a roll shape; a pressing part 76 that presses a contact part 60a positioned at a contact region A2 of the band-like member 60 wound off from the winding-off part 70 to enable the contact part 60a to contact a liquid jet part 20 that can jet liquid; and a winding-out part 72 that has a winding-out shaft 71 and winds out the band-like member 60 to enable the contact part 60a to move in a moving direction D. In an inclined area A3 provided closer to a downstream in the moving direction D than the pressing part 76, an inclination of the band-like member 60 toward a downstream and a lower side in the moving direction D is larger than an inclination of the band-like member 60 from the pressing part 76 toward an upstream and an upper side in the moving direction D.SELECTED DRAWING: Figure 4
Patent JP-2020061367-A (JP)
Title: Lithium-ion battery electrolyte and lithium-ion battery
Inventor: PYO MYOUNGHO
IPC: H01M10/0525
Filed: 2019-10-10
Abstract: To provide an electrolyte capable of greatly improving capacity and speed performance, and a lithium ion battery including the electrolyte.SOLUTION: A lithium-ion battery electrolyte includes an additive containing Ca(BH), a lithium salt, and a non-aqueous organic solvent.SELECTED DRAWING: Figure 5
Patent JP-2020093082-A (JP)
Title: Game machine
Inventor: SUZUKI TOSHINAO
IPC: A63F5/04
Filed: 2019-10-10
Abstract: To be able to prevent an act of reducing the number of bets consumed until a freeze process is executed, and achieve equalization between a beginner and an expert.SOLUTION: A game machine includes delay processing means for executing a freeze process in a scheduled game after a game in which an AT additional lottery in an AT mode is won. The delay processing means executes the freeze process in the scheduled game when the number of bets confirmed in each game after the game in which the AT additional lottery is won is 3, while the delay processing means executes the freeze process in a game after the scheduled game when the number of bets confirmed in any one of the games after the game in which the AT additional lottery is won is 1.SELECTED DRAWING: Figure 54
Patent JP-2021064148-A (JP)
Title: Setting device, setting method, and setting program
Inventor: TSUBOUCHI KOTA
IPC: G06Q50/10
Filed: 2019-10-11
Abstract: To streamline manual confirmation at a position other than a determined position.SOLUTION: A setting device comprises: a provision unit which provides a confirmation request of an event which occurs at a position specified by a prescribed client to a user; an acquisition unit which acquires result information indicating confirmation results of the event which occurred at the specified position from the user who visited the specified position; and a setting unit which sets a prescribed profit from the client to the user when the client confirms the result information.SELECTED DRAWING: Figure 1
Patent JP-2021064309-A (JP)
Title: Parking assistance system, parking assistance device, and parking assistance method
Inventor: MIDORIKAWA KIYOUHEI
IPC: G07B15/00
Filed: 2019-10-17
Abstract: To provide a parking assistance system, a parking assistance device and a parking assistance method that assist a vehicle so as to park at an appropriate position in a parking space of a self-traveling parking lot.SOLUTION: A parking assistance system 1 comprises: a camera device 10 that photographs a parking space S of a self-traveling parking lot X; a display device 20 installed in the parking space S; and a parking assistance device 30. The parking assistance device 30 comprises: a parking evaluation score calculation unit 31 that calculates a parking evaluation score of a higher numerical value as a position of the vehicle parked in the parking space S is closer to a center of the parking space S on the basis of imaging information photographed with the camera device 10; a display information generation unit 33 that generates display information including the calculated parking evaluation score; and a display control unit 34 that makes the display device 20 display the generated display information.SELECTED DRAWING: Figure 1
Patent JP-2020198289-A (JP)
Title: Electrochemical device containing three-layer electrolyte
Inventor: OHIRA AKIHIRO
IPC: H01M4/60
Filed: 2019-10-17
Abstract: To provide an electrochemical device capable of using both water-soluble and water-insoluble active materials and efficiently transporting ions without using a solid electrolyte membrane.SOLUTION: An electrochemical device includes (a) at least a pair of positive and negative electrodes, (b) an aqueous layer containing one of a positive electrode electrolyte and a negative electrode electrolyte, (c) a non-aqueous layer containing the other of the positive electrode electrolyte and the negative electrode electrolyte, and (d) an emulsion layer containing both the positive electrode electrolyte and the negative electrode electrolyte, and interposing between the aqueous layer and the non-aqueous layer without being miscible.SELECTED DRAWING: Figure 1
Patent JP-2021065308-A (JP)
Title: Stretcher and stretcher storage body
Inventor: TAGAWA TOSHIKAZU
IPC: A61G1/013
Filed: 2019-10-18
Abstract: To provide a stretcher or the like which can be arranged in a storage space where both of the width and the depth are comparatively shorter, and also can be stored in a storage space without exposing a carrying sheet.SOLUTION: A stretcher 1 includes a pair of support members 10, a carrying sheet 20, a pair of protection members 30, and connectors 40. The pair of support members 10 have a straight bar shape and are oppositely arranged. The carrying sheet 20 has engagement parts to be engaged with the pair of support members 10 and are stretched between the pair of support members 10. The protection members 30 are extended along the pair of support members 10, cover the engagement parts from a side opposed to a side where the pair of support members 10 are opposed, and protect the carrying sheet 20. The connectors 40 have a bar shape or a long tabular shape, can be bent at an intermediate position in a longitudinal direction, and connect the pair of support members 10.SELECTED DRAWING: Figure 1
Patent JP-2021065904-A (JP)
Title: Joint structure
Inventor: TAKAHASHI YUYA
IPC: B23K26/21
Filed: 2019-10-23
Abstract: To provide a joint structure capable of simplifying a manufacturing process and having high corrosion resistance.SOLUTION: A joint structure 1 has a weld section 12 in which connection members 11 constituted by a metal forming passive coating are joined. A top surface portion 120 of the weld section 12 has pitting potential. The weld section 12 includes a weld section body 121 formed inside thereof, and a surface modification layer 122 formed in contact with the weld section body 121. The surface modification layer 122 is constituted to include the top surface portion having the pitting potential.SELECTED DRAWING: Figure 1
Patent JP-2020011115-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2019-10-24
Abstract: To provide a game machine which allows a player to enjoy a game by achieving various kinds of movable performances, for suppressing reduction in interest.SOLUTION: A pachinko machine is configured so that a pair of back rear left base and back rear right base on which plural back rear left rotary decorative bodies 3410 and back rear right rotary decorative bodies 3510 are rotatably attached to the respective front surfaces of the bases, in an integrated state, and which can open and close a main performance display device 1600, and a sub performance display device 3640 which can move to a direction orthogonal to a movement direction of the pair of back rear left base and back rear right base are attached to a large diameter revolving table which can rotate around an axis and extends in a cross direction and through which the main performance display device 1600 on a center of a game area 5a can be viewed.SELECTED DRAWING: Figure 211
Patent JP-2021067881-A (JP)
Title: Toner particle using thermally expandable capsule
Inventor: DANNO TAKAHIRO
IPC: G03G9/097
Filed: 2019-10-25
Abstract: To provide a toner which is superior in terms of low-temperature fixability, a fixable temperature range, and heat-resistant storage stability.SOLUTION: A toner particle provided herein comprises: a binder resin containing an amorphous polyester resin having a pendant group and a crystalline polyester resin; a thermally expandable capsule; a colorant; and a wax.SELECTED DRAWING: None